1 //==--- DiagnosticSemaKinds.td - libsema diagnostics ----------------------===//
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7 //===----------------------------------------------------------------------===//
9 //===----------------------------------------------------------------------===//
11 //===----------------------------------------------------------------------===//
13 let Component = "Sema" in {
14 let CategoryName = "Semantic Issue" in {
15 def note_previous_decl : Note<"%0 declared here">;
16 def note_entity_declared_at : Note<"%0 declared here">;
17 def note_callee_decl : Note<"%0 declared here">;
18 def note_defined_here : Note<"%0 defined here">;
21 def warn_variables_not_in_loop_body : Warning<
22 "variable%select{s| %1|s %1 and %2|s %1, %2, and %3|s %1, %2, %3, and %4}0 "
23 "used in loop condition not modified in loop body">,
24 InGroup<ForLoopAnalysis>, DefaultIgnore;
25 def warn_redundant_loop_iteration : Warning<
26 "variable %0 is %select{decremented|incremented}1 both in the loop header "
27 "and in the loop body">,
28 InGroup<ForLoopAnalysis>, DefaultIgnore;
29 def note_loop_iteration_here : Note<"%select{decremented|incremented}0 here">;
31 def warn_duplicate_enum_values : Warning<
32 "element %0 has been implicitly assigned %1 which another element has "
33 "been assigned">, InGroup<DiagGroup<"duplicate-enum">>, DefaultIgnore;
34 def note_duplicate_element : Note<"element %0 also has value %1">;
36 // Absolute value functions
37 def warn_unsigned_abs : Warning<
38 "taking the absolute value of unsigned type %0 has no effect">,
39 InGroup<AbsoluteValue>;
40 def note_remove_abs : Note<
41 "remove the call to '%0' since unsigned values cannot be negative">;
42 def warn_abs_too_small : Warning<
43 "absolute value function %0 given an argument of type %1 but has parameter "
44 "of type %2 which may cause truncation of value">, InGroup<AbsoluteValue>;
45 def warn_wrong_absolute_value_type : Warning<
46 "using %select{integer|floating point|complex}1 absolute value function %0 "
47 "when argument is of %select{integer|floating point|complex}2 type">,
48 InGroup<AbsoluteValue>;
49 def note_replace_abs_function : Note<"use function '%0' instead">;
50 def warn_pointer_abs : Warning<
51 "taking the absolute value of %select{pointer|function|array}0 type %1 is suspicious">,
52 InGroup<AbsoluteValue>;
54 def warn_max_unsigned_zero : Warning<
56 "%select{a value and unsigned zero|unsigned zero and a value}0 "
57 "is always equal to the other value">,
58 InGroup<MaxUnsignedZero>;
59 def note_remove_max_call : Note<
60 "remove call to max function and unsigned zero argument">;
62 def warn_infinite_recursive_function : Warning<
63 "all paths through this function will call itself">,
64 InGroup<InfiniteRecursion>, DefaultIgnore;
66 def warn_comma_operator : Warning<"possible misuse of comma operator here">,
67 InGroup<DiagGroup<"comma">>, DefaultIgnore;
68 def note_cast_to_void : Note<"cast expression to void to silence warning">;
70 // Constant expressions
71 def err_expr_not_ice : Error<
72 "expression is not an %select{integer|integral}0 constant expression">;
73 def ext_expr_not_ice : Extension<
74 "expression is not an %select{integer|integral}0 constant expression; "
75 "folding it to a constant is a GNU extension">, InGroup<GNUFoldingConstant>;
76 def err_typecheck_converted_constant_expression : Error<
77 "value of type %0 is not implicitly convertible to %1">;
78 def err_typecheck_converted_constant_expression_disallowed : Error<
79 "conversion from %0 to %1 is not allowed in a converted constant expression">;
80 def err_typecheck_converted_constant_expression_indirect : Error<
81 "conversion from %0 to %1 in converted constant expression would "
82 "bind reference to a temporary">;
83 def err_expr_not_cce : Error<
84 "%select{case value|enumerator value|non-type template argument|"
85 "array size|constexpr if condition|explicit specifier argument}0 "
86 "is not a constant expression">;
87 def ext_cce_narrowing : ExtWarn<
88 "%select{case value|enumerator value|non-type template argument|"
89 "array size|constexpr if condition|explicit specifier argument}0 "
90 "%select{cannot be narrowed from type %2 to %3|"
91 "evaluates to %2, which cannot be narrowed to type %3}1">,
92 InGroup<CXX11Narrowing>, DefaultError, SFINAEFailure;
93 def err_ice_not_integral : Error<
94 "integral constant expression must have integral or unscoped enumeration "
96 def err_ice_incomplete_type : Error<
97 "integral constant expression has incomplete class type %0">;
98 def err_ice_explicit_conversion : Error<
99 "integral constant expression requires explicit conversion from %0 to %1">;
100 def note_ice_conversion_here : Note<
101 "conversion to %select{integral|enumeration}0 type %1 declared here">;
102 def err_ice_ambiguous_conversion : Error<
103 "ambiguous conversion from type %0 to an integral or unscoped "
105 def err_ice_too_large : Error<
106 "integer constant expression evaluates to value %0 that cannot be "
107 "represented in a %1-bit %select{signed|unsigned}2 integer type">;
108 def err_expr_not_string_literal : Error<"expression is not a string literal">;
110 // Semantic analysis of constant literals.
111 def ext_predef_outside_function : Warning<
112 "predefined identifier is only valid inside function">,
113 InGroup<DiagGroup<"predefined-identifier-outside-function">>;
114 def warn_float_overflow : Warning<
115 "magnitude of floating-point constant too large for type %0; maximum is %1">,
116 InGroup<LiteralRange>;
117 def warn_float_underflow : Warning<
118 "magnitude of floating-point constant too small for type %0; minimum is %1">,
119 InGroup<LiteralRange>;
120 def warn_double_const_requires_fp64 : Warning<
121 "double precision constant requires cl_khr_fp64, casting to single precision">;
122 def err_half_const_requires_fp16 : Error<
123 "half precision constant requires cl_khr_fp16">;
125 // C99 variable-length arrays
126 def ext_vla : Extension<"variable length arrays are a C99 feature">,
127 InGroup<VLAExtension>;
128 def warn_vla_used : Warning<"variable length array used">,
129 InGroup<VLA>, DefaultIgnore;
130 def err_vla_in_sfinae : Error<
131 "variable length array cannot be formed during template argument deduction">;
132 def err_array_star_in_function_definition : Error<
133 "variable length array must be bound in function definition">;
134 def err_vla_decl_in_file_scope : Error<
135 "variable length array declaration not allowed at file scope">;
136 def err_vla_decl_has_static_storage : Error<
137 "variable length array declaration cannot have 'static' storage duration">;
138 def err_vla_decl_has_extern_linkage : Error<
139 "variable length array declaration cannot have 'extern' linkage">;
140 def ext_vla_folded_to_constant : Extension<
141 "variable length array folded to constant array as an extension">, InGroup<GNUFoldingConstant>;
142 def err_vla_unsupported : Error<
143 "variable length arrays are not supported for the current target">;
144 def note_vla_unsupported : Note<
145 "variable length arrays are not supported for the current target">;
147 // C99 variably modified types
148 def err_variably_modified_template_arg : Error<
149 "variably modified type %0 cannot be used as a template argument">;
150 def err_variably_modified_nontype_template_param : Error<
151 "non-type template parameter of variably modified type %0">;
152 def err_variably_modified_new_type : Error<
153 "'new' cannot allocate object of variably modified type %0">;
155 // C99 Designated Initializers
156 def ext_designated_init : Extension<
157 "designated initializers are a C99 feature">, InGroup<C99Designator>;
158 def err_array_designator_negative : Error<
159 "array designator value '%0' is negative">;
160 def err_array_designator_empty_range : Error<
161 "array designator range [%0, %1] is empty">;
162 def err_array_designator_non_array : Error<
163 "array designator cannot initialize non-array type %0">;
164 def err_array_designator_too_large : Error<
165 "array designator index (%0) exceeds array bounds (%1)">;
166 def err_field_designator_non_aggr : Error<
167 "field designator cannot initialize a "
168 "%select{non-struct, non-union|non-class}0 type %1">;
169 def err_field_designator_unknown : Error<
170 "field designator %0 does not refer to any field in type %1">;
171 def err_field_designator_nonfield : Error<
172 "field designator %0 does not refer to a non-static data member">;
173 def note_field_designator_found : Note<"field designator refers here">;
174 def err_designator_for_scalar_init : Error<
175 "designator in initializer for scalar type %0">;
176 def warn_initializer_overrides : Warning<
177 "initializer %select{partially |}0overrides prior initialization of "
178 "this subobject">, InGroup<InitializerOverrides>;
179 def ext_initializer_overrides : ExtWarn<warn_initializer_overrides.Text>,
180 InGroup<InitializerOverrides>, SFINAEFailure;
181 def err_initializer_overrides_destructed : Error<
182 "initializer would partially override prior initialization of object of "
183 "type %1 with non-trivial destruction">;
184 def note_previous_initializer : Note<
185 "previous initialization %select{|with side effects }0is here"
186 "%select{| (side effects will not occur at run time)}0">;
187 def err_designator_into_flexible_array_member : Error<
188 "designator into flexible array member subobject">;
189 def note_flexible_array_member : Note<
190 "initialized flexible array member %0 is here">;
191 def ext_flexible_array_init : Extension<
192 "flexible array initialization is a GNU extension">, InGroup<GNUFlexibleArrayInitializer>;
194 // C++20 designated initializers
195 def ext_cxx_designated_init : Extension<
196 "designated initializers are a C++20 extension">, InGroup<CXX2aDesignator>;
197 def warn_cxx17_compat_designated_init : Warning<
198 "designated initializers are incompatible with C++ standards before C++20">,
199 InGroup<CXXPre2aCompatPedantic>, DefaultIgnore;
200 def ext_designated_init_mixed : ExtWarn<
201 "mixture of designated and non-designated initializers in the same "
202 "initializer list is a C99 extension">, InGroup<C99Designator>;
203 def note_designated_init_mixed : Note<
204 "first non-designated initializer is here">;
205 def ext_designated_init_array : ExtWarn<
206 "array designators are a C99 extension">, InGroup<C99Designator>;
207 def ext_designated_init_nested : ExtWarn<
208 "nested designators are a C99 extension">, InGroup<C99Designator>;
209 def ext_designated_init_reordered : ExtWarn<
210 "ISO C++ requires field designators to be specified in declaration order; "
211 "field %1 will be initialized after field %0">, InGroup<ReorderInitList>,
213 def note_previous_field_init : Note<
214 "previous initialization for field %0 is here">;
217 def ext_plain_complex : ExtWarn<
218 "plain '_Complex' requires a type specifier; assuming '_Complex double'">;
219 def ext_imaginary_constant : Extension<
220 "imaginary constants are a GNU extension">, InGroup<GNUImaginaryConstant>;
221 def ext_integer_complex : Extension<
222 "complex integer types are a GNU extension">, InGroup<GNUComplexInteger>;
224 def err_invalid_saturation_spec : Error<"'_Sat' specifier is only valid on "
225 "'_Fract' or '_Accum', not '%0'">;
226 def err_invalid_sign_spec : Error<"'%0' cannot be signed or unsigned">;
227 def err_invalid_width_spec : Error<
228 "'%select{|short|long|long long}0 %1' is invalid">;
229 def err_invalid_complex_spec : Error<"'_Complex %0' is invalid">;
231 def ext_auto_type_specifier : ExtWarn<
232 "'auto' type specifier is a C++11 extension">, InGroup<CXX11>;
233 def warn_auto_storage_class : Warning<
234 "'auto' storage class specifier is redundant and incompatible with C++11">,
235 InGroup<CXX11Compat>, DefaultIgnore;
237 def warn_deprecated_register : Warning<
238 "'register' storage class specifier is deprecated "
239 "and incompatible with C++17">, InGroup<DeprecatedRegister>;
240 def ext_register_storage_class : ExtWarn<
241 "ISO C++17 does not allow 'register' storage class specifier">,
242 DefaultError, InGroup<Register>;
244 def err_invalid_decl_spec_combination : Error<
245 "cannot combine with previous '%0' declaration specifier">;
246 def err_invalid_vector_decl_spec_combination : Error<
247 "cannot combine with previous '%0' declaration specifier. "
248 "'__vector' must be first">;
249 def err_invalid_pixel_decl_spec_combination : Error<
250 "'__pixel' must be preceded by '__vector'. "
251 "'%0' declaration specifier not allowed here">;
252 def err_invalid_vector_bool_decl_spec : Error<
253 "cannot use '%0' with '__vector bool'">;
254 def err_invalid_vector_long_decl_spec : Error<
255 "cannot use 'long' with '__vector'">;
256 def err_invalid_vector_float_decl_spec : Error<
257 "cannot use 'float' with '__vector'">;
258 def err_invalid_vector_double_decl_spec : Error <
259 "use of 'double' with '__vector' requires VSX support to be enabled "
260 "(available on POWER7 or later)">;
261 def err_invalid_vector_long_long_decl_spec : Error <
262 "use of 'long long' with '__vector bool' requires VSX support (available on "
263 "POWER7 or later) or extended Altivec support (available on POWER8 or later) "
265 def err_invalid_vector_long_double_decl_spec : Error<
266 "cannot use 'long double' with '__vector'">;
267 def warn_vector_long_decl_spec_combination : Warning<
268 "Use of 'long' with '__vector' is deprecated">, InGroup<Deprecated>;
270 def err_redeclaration_different_type : Error<
271 "redeclaration of %0 with a different type%diff{: $ vs $|}1,2">;
272 def err_bad_variable_name : Error<
273 "%0 cannot be the name of a variable or data member">;
274 def err_bad_parameter_name : Error<
275 "%0 cannot be the name of a parameter">;
276 def err_bad_parameter_name_template_id : Error<
277 "parameter name cannot have template arguments">;
278 def err_parameter_name_omitted : Error<"parameter name omitted">;
279 def err_anyx86_interrupt_attribute : Error<
280 "%select{x86|x86-64}0 'interrupt' attribute only applies to functions that "
281 "have %select{a 'void' return type|"
282 "only a pointer parameter optionally followed by an integer parameter|"
283 "a pointer as the first parameter|a %2 type as the second parameter}1">;
284 def err_anyx86_interrupt_called : Error<
285 "interrupt service routine cannot be called directly">;
286 def warn_arm_interrupt_calling_convention : Warning<
287 "call to function without interrupt attribute could clobber interruptee's VFP registers">,
289 def warn_interrupt_attribute_invalid : Warning<
290 "%select{MIPS|MSP430|RISC-V}0 'interrupt' attribute only applies to "
291 "functions that have %select{no parameters|a 'void' return type}1">,
292 InGroup<IgnoredAttributes>;
293 def warn_riscv_repeated_interrupt_attribute : Warning<
294 "repeated RISC-V 'interrupt' attribute">, InGroup<IgnoredAttributes>;
295 def note_riscv_repeated_interrupt_attribute : Note<
296 "repeated RISC-V 'interrupt' attribute is here">;
297 def warn_unused_parameter : Warning<"unused parameter %0">,
298 InGroup<UnusedParameter>, DefaultIgnore;
299 def warn_unused_variable : Warning<"unused variable %0">,
300 InGroup<UnusedVariable>, DefaultIgnore;
301 def warn_unused_local_typedef : Warning<
302 "unused %select{typedef|type alias}0 %1">,
303 InGroup<UnusedLocalTypedef>, DefaultIgnore;
304 def warn_unused_property_backing_ivar :
305 Warning<"ivar %0 which backs the property is not "
306 "referenced in this property's accessor">,
307 InGroup<UnusedPropertyIvar>, DefaultIgnore;
308 def warn_unused_const_variable : Warning<"unused variable %0">,
309 InGroup<UnusedConstVariable>, DefaultIgnore;
310 def warn_unused_exception_param : Warning<"unused exception parameter %0">,
311 InGroup<UnusedExceptionParameter>, DefaultIgnore;
312 def warn_decl_in_param_list : Warning<
313 "declaration of %0 will not be visible outside of this function">,
315 def warn_redefinition_in_param_list : Warning<
316 "redefinition of %0 will not be visible outside of this function">,
318 def warn_empty_parens_are_function_decl : Warning<
319 "empty parentheses interpreted as a function declaration">,
320 InGroup<VexingParse>;
321 def warn_parens_disambiguated_as_function_declaration : Warning<
322 "parentheses were disambiguated as a function declaration">,
323 InGroup<VexingParse>;
324 def warn_parens_disambiguated_as_variable_declaration : Warning<
325 "parentheses were disambiguated as redundant parentheses around declaration "
326 "of variable named %0">, InGroup<VexingParse>;
327 def warn_redundant_parens_around_declarator : Warning<
328 "redundant parentheses surrounding declarator">,
329 InGroup<DiagGroup<"redundant-parens">>, DefaultIgnore;
330 def note_additional_parens_for_variable_declaration : Note<
331 "add a pair of parentheses to declare a variable">;
332 def note_raii_guard_add_name : Note<
333 "add a variable name to declare a %0 initialized with %1">;
334 def note_function_style_cast_add_parentheses : Note<
335 "add enclosing parentheses to perform a function-style cast">;
336 def note_remove_parens_for_variable_declaration : Note<
337 "remove parentheses to silence this warning">;
338 def note_empty_parens_function_call : Note<
339 "change this ',' to a ';' to call %0">;
340 def note_empty_parens_default_ctor : Note<
341 "remove parentheses to declare a variable">;
342 def note_empty_parens_zero_initialize : Note<
343 "replace parentheses with an initializer to declare a variable">;
344 def warn_unused_function : Warning<"unused function %0">,
345 InGroup<UnusedFunction>, DefaultIgnore;
346 def warn_unused_template : Warning<"unused %select{function|variable}0 template %1">,
347 InGroup<UnusedTemplate>, DefaultIgnore;
348 def warn_unused_member_function : Warning<"unused member function %0">,
349 InGroup<UnusedMemberFunction>, DefaultIgnore;
350 def warn_used_but_marked_unused: Warning<"%0 was marked unused but was used">,
351 InGroup<UsedButMarkedUnused>, DefaultIgnore;
352 def warn_unneeded_internal_decl : Warning<
353 "%select{function|variable}0 %1 is not needed and will not be emitted">,
354 InGroup<UnneededInternalDecl>, DefaultIgnore;
355 def warn_unneeded_static_internal_decl : Warning<
356 "'static' function %0 declared in header file "
357 "should be declared 'static inline'">,
358 InGroup<UnneededInternalDecl>, DefaultIgnore;
359 def warn_unneeded_member_function : Warning<
360 "member function %0 is not needed and will not be emitted">,
361 InGroup<UnneededMemberFunction>, DefaultIgnore;
362 def warn_unused_private_field: Warning<"private field %0 is not used">,
363 InGroup<UnusedPrivateField>, DefaultIgnore;
364 def warn_unused_lambda_capture: Warning<"lambda capture %0 is not "
365 "%select{used|required to be captured for this use}1">,
366 InGroup<UnusedLambdaCapture>, DefaultIgnore;
368 def warn_parameter_size: Warning<
369 "%0 is a large (%1 bytes) pass-by-value argument; "
370 "pass it by reference instead ?">, InGroup<LargeByValueCopy>;
371 def warn_return_value_size: Warning<
372 "return value of %0 is a large (%1 bytes) pass-by-value object; "
373 "pass it by reference instead ?">, InGroup<LargeByValueCopy>;
374 def warn_return_value_udt: Warning<
375 "%0 has C-linkage specified, but returns user-defined type %1 which is "
376 "incompatible with C">, InGroup<ReturnTypeCLinkage>;
377 def warn_return_value_udt_incomplete: Warning<
378 "%0 has C-linkage specified, but returns incomplete type %1 which could be "
379 "incompatible with C">, InGroup<ReturnTypeCLinkage>;
380 def warn_implicit_function_decl : Warning<
381 "implicit declaration of function %0">,
382 InGroup<ImplicitFunctionDeclare>, DefaultIgnore;
383 def ext_implicit_function_decl : ExtWarn<
384 "implicit declaration of function %0 is invalid in C99">,
385 InGroup<ImplicitFunctionDeclare>;
386 def note_function_suggestion : Note<"did you mean %0?">;
388 def err_ellipsis_first_param : Error<
389 "ISO C requires a named parameter before '...'">;
390 def err_declarator_need_ident : Error<"declarator requires an identifier">;
391 def err_language_linkage_spec_unknown : Error<"unknown linkage language">;
392 def err_language_linkage_spec_not_ascii : Error<
393 "string literal in language linkage specifier cannot have an "
395 def ext_use_out_of_scope_declaration : ExtWarn<
396 "use of out-of-scope declaration of %0%select{| whose type is not "
397 "compatible with that of an implicit declaration}1">,
398 InGroup<DiagGroup<"out-of-scope-function">>;
399 def err_inline_non_function : Error<
400 "'inline' can only appear on functions%select{| and non-local variables}0">;
401 def err_noreturn_non_function : Error<
402 "'_Noreturn' can only appear on functions">;
403 def warn_qual_return_type : Warning<
404 "'%0' type qualifier%s1 on return type %plural{1:has|:have}1 no effect">,
405 InGroup<IgnoredQualifiers>, DefaultIgnore;
406 def warn_deprecated_redundant_constexpr_static_def : Warning<
407 "out-of-line definition of constexpr static data member is redundant "
408 "in C++17 and is deprecated">,
409 InGroup<Deprecated>, DefaultIgnore;
411 def warn_decl_shadow :
412 Warning<"declaration shadows a %select{"
415 "static data member of %2|"
418 "type alias in %2}1">,
419 InGroup<Shadow>, DefaultIgnore;
420 def warn_decl_shadow_uncaptured_local :
421 Warning<warn_decl_shadow.Text>,
422 InGroup<ShadowUncapturedLocal>, DefaultIgnore;
423 def warn_ctor_parm_shadows_field:
424 Warning<"constructor parameter %0 shadows the field %1 of %2">,
425 InGroup<ShadowFieldInConstructor>, DefaultIgnore;
426 def warn_modifying_shadowing_decl :
427 Warning<"modifying constructor parameter %0 that shadows a "
429 InGroup<ShadowFieldInConstructorModified>, DefaultIgnore;
431 // C++ decomposition declarations
432 def err_decomp_decl_context : Error<
433 "decomposition declaration not permitted in this context">;
434 def warn_cxx14_compat_decomp_decl : Warning<
435 "decomposition declarations are incompatible with "
436 "C++ standards before C++17">, DefaultIgnore, InGroup<CXXPre17Compat>;
437 def ext_decomp_decl : ExtWarn<
438 "decomposition declarations are a C++17 extension">, InGroup<CXX17>;
439 def ext_decomp_decl_cond : ExtWarn<
440 "ISO C++17 does not permit structured binding declaration in a condition">,
441 InGroup<DiagGroup<"binding-in-condition">>;
442 def err_decomp_decl_spec : Error<
443 "decomposition declaration cannot be declared "
444 "%plural{1:'%1'|:with '%1' specifiers}0">;
445 def ext_decomp_decl_spec : ExtWarn<
446 "decomposition declaration declared "
447 "%plural{1:'%1'|:with '%1' specifiers}0 is a C++2a extension">,
449 def warn_cxx17_compat_decomp_decl_spec : Warning<
450 "decomposition declaration declared "
451 "%plural{1:'%1'|:with '%1' specifiers}0 "
452 "is incompatible with C++ standards before C++2a">,
453 InGroup<CXXPre2aCompat>, DefaultIgnore;
454 def err_decomp_decl_type : Error<
455 "decomposition declaration cannot be declared with type %0; "
456 "declared type must be 'auto' or reference to 'auto'">;
457 def err_decomp_decl_parens : Error<
458 "decomposition declaration cannot be declared with parentheses">;
459 def err_decomp_decl_template : Error<
460 "decomposition declaration template not supported">;
461 def err_decomp_decl_not_alone : Error<
462 "decomposition declaration must be the only declaration in its group">;
463 def err_decomp_decl_requires_init : Error<
464 "decomposition declaration %0 requires an initializer">;
465 def err_decomp_decl_wrong_number_bindings : Error<
466 "type %0 decomposes into %2 elements, but %select{only |}3%1 "
467 "names were provided">;
468 def err_decomp_decl_unbindable_type : Error<
469 "cannot decompose %select{union|non-class, non-array}1 type %2">;
470 def err_decomp_decl_multiple_bases_with_members : Error<
471 "cannot decompose class type %1: "
472 "%select{its base classes %2 and|both it and its base class}0 %3 "
473 "have non-static data members">;
474 def err_decomp_decl_ambiguous_base : Error<
475 "cannot decompose members of ambiguous base class %1 of %0:%2">;
476 def err_decomp_decl_inaccessible_base : Error<
477 "cannot decompose members of inaccessible base class %1 of %0">,
479 def err_decomp_decl_inaccessible_field : Error<
480 "cannot decompose %select{private|protected}0 member %1 of %3">,
482 def err_decomp_decl_anon_union_member : Error<
483 "cannot decompose class type %0 because it has an anonymous "
484 "%select{struct|union}1 member">;
485 def err_decomp_decl_std_tuple_element_not_specialized : Error<
486 "cannot decompose this type; 'std::tuple_element<%0>::type' "
487 "does not name a type">;
488 def err_decomp_decl_std_tuple_size_not_constant : Error<
489 "cannot decompose this type; 'std::tuple_size<%0>::value' "
490 "is not a valid integral constant expression">;
491 def note_in_binding_decl_init : Note<
492 "in implicit initialization of binding declaration %0">;
494 def err_std_type_trait_not_class_template : Error<
495 "unsupported standard library implementation: "
496 "'std::%0' is not a class template">;
498 // C++ using declarations
499 def err_using_requires_qualname : Error<
500 "using declaration requires a qualified name">;
501 def err_using_typename_non_type : Error<
502 "'typename' keyword used on a non-type">;
503 def err_using_dependent_value_is_type : Error<
504 "dependent using declaration resolved to type without 'typename'">;
505 def err_using_decl_nested_name_specifier_is_not_class : Error<
506 "using declaration in class refers into '%0', which is not a class">;
507 def err_using_decl_nested_name_specifier_is_current_class : Error<
508 "using declaration refers to its own class">;
509 def err_using_decl_nested_name_specifier_is_not_base_class : Error<
510 "using declaration refers into '%0', which is not a base class of %1">;
511 def err_using_decl_constructor_not_in_direct_base : Error<
512 "%0 is not a direct base of %1, cannot inherit constructors">;
513 def err_using_decl_can_not_refer_to_class_member : Error<
514 "using declaration cannot refer to class member">;
515 def err_ambiguous_inherited_constructor : Error<
516 "constructor of %0 inherited from multiple base class subobjects">;
517 def note_ambiguous_inherited_constructor_using : Note<
518 "inherited from base class %0 here">;
519 def note_using_decl_class_member_workaround : Note<
520 "use %select{an alias declaration|a typedef declaration|a reference|"
521 "a const variable|a constexpr variable}0 instead">;
522 def err_using_decl_can_not_refer_to_namespace : Error<
523 "using declaration cannot refer to a namespace">;
524 def err_using_decl_can_not_refer_to_scoped_enum : Error<
525 "using declaration cannot refer to a scoped enumerator">;
526 def err_using_decl_constructor : Error<
527 "using declaration cannot refer to a constructor">;
528 def warn_cxx98_compat_using_decl_constructor : Warning<
529 "inheriting constructors are incompatible with C++98">,
530 InGroup<CXX98Compat>, DefaultIgnore;
531 def err_using_decl_destructor : Error<
532 "using declaration cannot refer to a destructor">;
533 def err_using_decl_template_id : Error<
534 "using declaration cannot refer to a template specialization">;
535 def note_using_decl_target : Note<"target of using declaration">;
536 def note_using_decl_conflict : Note<"conflicting declaration">;
537 def err_using_decl_redeclaration : Error<"redeclaration of using declaration">;
538 def err_using_decl_conflict : Error<
539 "target of using declaration conflicts with declaration already in scope">;
540 def err_using_decl_conflict_reverse : Error<
541 "declaration conflicts with target of using declaration already in scope">;
542 def note_using_decl : Note<"%select{|previous }0using declaration">;
543 def err_using_decl_redeclaration_expansion : Error<
544 "using declaration pack expansion at block scope produces multiple values">;
546 def warn_access_decl_deprecated : Warning<
547 "access declarations are deprecated; use using declarations instead">,
549 def err_access_decl : Error<
550 "ISO C++11 does not allow access declarations; "
551 "use using declarations instead">;
552 def warn_deprecated_copy_operation : Warning<
553 "definition of implicit copy %select{constructor|assignment operator}1 "
554 "for %0 is deprecated because it has a user-declared "
555 "%select{copy %select{assignment operator|constructor}1|destructor}2">,
556 InGroup<Deprecated>, DefaultIgnore;
557 def warn_cxx17_compat_exception_spec_in_signature : Warning<
558 "mangled name of %0 will change in C++17 due to non-throwing exception "
559 "specification in function signature">, InGroup<CXX17CompatMangling>;
561 def warn_global_constructor : Warning<
562 "declaration requires a global constructor">,
563 InGroup<GlobalConstructors>, DefaultIgnore;
564 def warn_global_destructor : Warning<
565 "declaration requires a global destructor">,
566 InGroup<GlobalConstructors>, DefaultIgnore;
567 def warn_exit_time_destructor : Warning<
568 "declaration requires an exit-time destructor">,
569 InGroup<ExitTimeDestructors>, DefaultIgnore;
571 def err_invalid_thread : Error<
572 "'%0' is only allowed on variable declarations">;
573 def err_thread_non_global : Error<
574 "'%0' variables must have global storage">;
575 def err_thread_unsupported : Error<
576 "thread-local storage is not supported for the current target">;
578 def warn_maybe_falloff_nonvoid_function : Warning<
579 "control may reach end of non-void function">,
581 def warn_falloff_nonvoid_function : Warning<
582 "control reaches end of non-void function">,
584 def err_maybe_falloff_nonvoid_block : Error<
585 "control may reach end of non-void block">;
586 def err_falloff_nonvoid_block : Error<
587 "control reaches end of non-void block">;
588 def warn_maybe_falloff_nonvoid_coroutine : Warning<
589 "control may reach end of coroutine; which is undefined behavior because the promise type %0 does not declare 'return_void()'">,
591 def warn_falloff_nonvoid_coroutine : Warning<
592 "control reaches end of coroutine; which is undefined behavior because the promise type %0 does not declare 'return_void()'">,
594 def warn_suggest_noreturn_function : Warning<
595 "%select{function|method}0 %1 could be declared with attribute 'noreturn'">,
596 InGroup<MissingNoreturn>, DefaultIgnore;
597 def warn_suggest_noreturn_block : Warning<
598 "block could be declared with attribute 'noreturn'">,
599 InGroup<MissingNoreturn>, DefaultIgnore;
602 def warn_unreachable : Warning<
603 "code will never be executed">,
604 InGroup<UnreachableCode>, DefaultIgnore;
605 def warn_unreachable_break : Warning<
606 "'break' will never be executed">,
607 InGroup<UnreachableCodeBreak>, DefaultIgnore;
608 def warn_unreachable_return : Warning<
609 "'return' will never be executed">,
610 InGroup<UnreachableCodeReturn>, DefaultIgnore;
611 def warn_unreachable_loop_increment : Warning<
612 "loop will run at most once (loop increment never executed)">,
613 InGroup<UnreachableCodeLoopIncrement>, DefaultIgnore;
614 def note_unreachable_silence : Note<
615 "silence by adding parentheses to mark code as explicitly dead">;
617 /// Built-in functions.
618 def ext_implicit_lib_function_decl : ExtWarn<
619 "implicitly declaring library function '%0' with type %1">,
620 InGroup<ImplicitFunctionDeclare>;
621 def note_include_header_or_declare : Note<
622 "include the header <%0> or explicitly provide a declaration for '%1'">;
623 def note_previous_builtin_declaration : Note<"%0 is a builtin with type %1">;
624 def warn_implicit_decl_no_jmp_buf
625 : Warning<"declaration of built-in function '%0' requires the declaration"
626 " of the 'jmp_buf' type, commonly provided in the header <setjmp.h>.">,
627 InGroup<DiagGroup<"incomplete-setjmp-declaration">>;
628 def warn_implicit_decl_requires_sysheader : Warning<
629 "declaration of built-in function '%1' requires inclusion of the header <%0>">,
630 InGroup<BuiltinRequiresHeader>;
631 def warn_redecl_library_builtin : Warning<
632 "incompatible redeclaration of library function %0">,
633 InGroup<DiagGroup<"incompatible-library-redeclaration">>;
634 def err_builtin_definition : Error<"definition of builtin function %0">;
635 def err_builtin_redeclare : Error<"cannot redeclare builtin function %0">;
636 def err_arm_invalid_specialreg : Error<"invalid special register for builtin">;
637 def err_invalid_cpu_supports : Error<"invalid cpu feature string for builtin">;
638 def err_invalid_cpu_is : Error<"invalid cpu name for builtin">;
639 def err_invalid_cpu_specific_dispatch_value : Error<
640 "invalid option '%0' for %select{cpu_specific|cpu_dispatch}1">;
641 def warn_builtin_unknown : Warning<"use of unknown builtin %0">,
642 InGroup<ImplicitFunctionDeclare>, DefaultError;
643 def warn_cstruct_memaccess : Warning<
644 "%select{destination for|source of|first operand of|second operand of}0 this "
645 "%1 call is a pointer to record %2 that is not trivial to "
646 "%select{primitive-default-initialize|primitive-copy}3">,
647 InGroup<NonTrivialMemaccess>;
648 def note_nontrivial_field : Note<
649 "field is non-trivial to %select{copy|default-initialize}0">;
650 def err_non_trivial_c_union_in_invalid_context : Error<
652 "use type %1 for a function/method parameter|"
653 "use type %1 for function/method return|"
654 "default-initialize an object of type %1|"
655 "declare an automatic variable of type %1|"
656 "copy-initialize an object of type %1|"
657 "assign to a variable of type %1|"
658 "construct an automatic compound literal of type %1|"
659 "capture a variable of type %1|"
660 "cannot use volatile type %1 where it causes an lvalue-to-rvalue conversion"
662 "since it %select{contains|is}2 a union that is non-trivial to "
663 "%select{default-initialize|destruct|copy}0">;
664 def note_non_trivial_c_union : Note<
665 "%select{%2 has subobjects that are|%3 has type %2 that is}0 "
666 "non-trivial to %select{default-initialize|destruct|copy}1">;
667 def warn_dyn_class_memaccess : Warning<
668 "%select{destination for|source of|first operand of|second operand of}0 this "
669 "%1 call is a pointer to %select{|class containing a }2dynamic class %3; "
670 "vtable pointer will be %select{overwritten|copied|moved|compared}4">,
671 InGroup<DynamicClassMemaccess>;
672 def note_bad_memaccess_silence : Note<
673 "explicitly cast the pointer to silence this warning">;
674 def warn_sizeof_pointer_expr_memaccess : Warning<
675 "'%0' call operates on objects of type %1 while the size is based on a "
676 "different type %2">,
677 InGroup<SizeofPointerMemaccess>;
678 def warn_sizeof_pointer_expr_memaccess_note : Note<
679 "did you mean to %select{dereference the argument to 'sizeof' (and multiply "
680 "it by the number of elements)|remove the addressof in the argument to "
681 "'sizeof' (and multiply it by the number of elements)|provide an explicit "
683 def warn_sizeof_pointer_type_memaccess : Warning<
684 "argument to 'sizeof' in %0 call is the same pointer type %1 as the "
685 "%select{destination|source}2; expected %3 or an explicit length">,
686 InGroup<SizeofPointerMemaccess>;
687 def warn_strlcpycat_wrong_size : Warning<
688 "size argument in %0 call appears to be size of the source; "
689 "expected the size of the destination">,
690 InGroup<DiagGroup<"strlcpy-strlcat-size">>;
691 def note_strlcpycat_wrong_size : Note<
692 "change size argument to be the size of the destination">;
693 def warn_memsize_comparison : Warning<
694 "size argument in %0 call is a comparison">,
695 InGroup<DiagGroup<"memsize-comparison">>;
696 def note_memsize_comparison_paren : Note<
697 "did you mean to compare the result of %0 instead?">;
698 def note_memsize_comparison_cast_silence : Note<
699 "explicitly cast the argument to size_t to silence this warning">;
700 def warn_suspicious_sizeof_memset : Warning<
701 "%select{'size' argument to memset is '0'|"
702 "setting buffer to a 'sizeof' expression}0"
703 "; did you mean to transpose the last two arguments?">,
704 InGroup<MemsetTransposedArgs>;
705 def note_suspicious_sizeof_memset_silence : Note<
706 "%select{parenthesize the third argument|"
707 "cast the second argument to 'int'}0 to silence">;
708 def warn_suspicious_bzero_size : Warning<"'size' argument to bzero is '0'">,
709 InGroup<SuspiciousBzero>;
710 def note_suspicious_bzero_size_silence : Note<
711 "parenthesize the second argument to silence">;
713 def warn_strncat_large_size : Warning<
714 "the value of the size argument in 'strncat' is too large, might lead to a "
715 "buffer overflow">, InGroup<StrncatSize>;
716 def warn_strncat_src_size : Warning<"size argument in 'strncat' call appears "
717 "to be size of the source">, InGroup<StrncatSize>;
718 def warn_strncat_wrong_size : Warning<
719 "the value of the size argument to 'strncat' is wrong">, InGroup<StrncatSize>;
720 def note_strncat_wrong_size : Note<
721 "change the argument to be the free space in the destination buffer minus "
722 "the terminating null byte">;
724 def warn_assume_side_effects : Warning<
725 "the argument to %0 has side effects that will be discarded">,
726 InGroup<DiagGroup<"assume">>;
728 def warn_builtin_chk_overflow : Warning<
729 "'%0' will always overflow; destination buffer has size %1,"
730 " but size argument is %2">,
731 InGroup<DiagGroup<"builtin-memcpy-chk-size">>;
733 def warn_fortify_source_overflow
734 : Warning<warn_builtin_chk_overflow.Text>, InGroup<FortifySource>;
735 def warn_fortify_source_size_mismatch : Warning<
736 "'%0' size argument is too large; destination buffer has size %1,"
737 " but size argument is %2">, InGroup<FortifySource>;
740 // static main() is not an error in C, just in C++.
741 def warn_static_main : Warning<"'main' should not be declared static">,
743 def err_static_main : Error<"'main' is not allowed to be declared static">;
744 def err_inline_main : Error<"'main' is not allowed to be declared inline">;
745 def ext_variadic_main : ExtWarn<
746 "'main' is not allowed to be declared variadic">, InGroup<Main>;
747 def ext_noreturn_main : ExtWarn<
748 "'main' is not allowed to be declared _Noreturn">, InGroup<Main>;
749 def note_main_remove_noreturn : Note<"remove '_Noreturn'">;
750 def err_constexpr_main : Error<
751 "'main' is not allowed to be declared %select{constexpr|consteval}0">;
752 def err_deleted_main : Error<"'main' is not allowed to be deleted">;
753 def err_mainlike_template_decl : Error<"%0 cannot be a template">;
754 def err_main_returns_nonint : Error<"'main' must return 'int'">;
755 def ext_main_returns_nonint : ExtWarn<"return type of 'main' is not 'int'">,
756 InGroup<MainReturnType>;
757 def note_main_change_return_type : Note<"change return type to 'int'">;
758 def err_main_surplus_args : Error<"too many parameters (%0) for 'main': "
759 "must be 0, 2, or 3">;
760 def warn_main_one_arg : Warning<"only one parameter on 'main' declaration">,
762 def err_main_arg_wrong : Error<"%select{first|second|third|fourth}0 "
763 "parameter of 'main' (%select{argument count|argument array|environment|"
764 "platform-specific data}0) must be of type %1">;
765 def warn_main_returns_bool_literal : Warning<"bool literal returned from "
766 "'main'">, InGroup<Main>;
767 def err_main_global_variable :
768 Error<"main cannot be declared as global variable">;
769 def warn_main_redefined : Warning<"variable named 'main' with external linkage "
770 "has undefined behavior">, InGroup<Main>;
771 def ext_main_used : Extension<
772 "ISO C++ does not allow 'main' to be used by a program">, InGroup<Main>;
774 /// parser diagnostics
775 def ext_no_declarators : ExtWarn<"declaration does not declare anything">,
776 InGroup<MissingDeclarations>;
777 def ext_typedef_without_a_name : ExtWarn<"typedef requires a name">,
778 InGroup<MissingDeclarations>;
779 def err_typedef_not_identifier : Error<"typedef name must be an identifier">;
780 def err_typedef_changes_linkage : Error<"unsupported: typedef changes linkage"
781 " of anonymous type, but linkage was already computed">;
782 def note_typedef_changes_linkage : Note<"use a tag name here to establish "
783 "linkage prior to definition">;
784 def err_statically_allocated_object : Error<
785 "interface type cannot be statically allocated">;
786 def err_object_cannot_be_passed_returned_by_value : Error<
787 "interface type %1 cannot be %select{returned|passed}0 by value"
788 "; did you forget * in %1?">;
789 def err_parameters_retval_cannot_have_fp16_type : Error<
790 "%select{parameters|function return value}0 cannot have __fp16 type; did you forget * ?">;
791 def err_opencl_half_load_store : Error<
792 "%select{loading directly from|assigning directly to}0 pointer to type %1 requires "
793 "cl_khr_fp16. Use vector data %select{load|store}0 builtin functions instead">;
794 def err_opencl_cast_to_half : Error<"casting to type %0 is not allowed">;
795 def err_opencl_half_declaration : Error<
796 "declaring variable of type %0 is not allowed">;
797 def err_opencl_half_param : Error<
798 "declaring function parameter of type %0 is not allowed; did you forget * ?">;
799 def err_opencl_invalid_return : Error<
800 "declaring function return value of type %0 is not allowed %select{; did you forget * ?|}1">;
801 def warn_enum_value_overflow : Warning<"overflow in enumeration value">;
802 def warn_pragma_options_align_reset_failed : Warning<
803 "#pragma options align=reset failed: %0">,
804 InGroup<IgnoredPragmas>;
805 def err_pragma_options_align_mac68k_target_unsupported : Error<
806 "mac68k alignment pragma is not supported on this target">;
807 def warn_pragma_pack_invalid_alignment : Warning<
808 "expected #pragma pack parameter to be '1', '2', '4', '8', or '16'">,
809 InGroup<IgnoredPragmas>;
810 def warn_pragma_pack_non_default_at_include : Warning<
811 "non-default #pragma pack value changes the alignment of struct or union "
812 "members in the included file">, InGroup<PragmaPackSuspiciousInclude>,
814 def warn_pragma_pack_modified_after_include : Warning<
815 "the current #pragma pack alignment value is modified in the included "
816 "file">, InGroup<PragmaPack>;
817 def warn_pragma_pack_no_pop_eof : Warning<"unterminated "
818 "'#pragma pack (push, ...)' at end of file">, InGroup<PragmaPack>;
819 def note_pragma_pack_here : Note<
820 "previous '#pragma pack' directive that modifies alignment is here">;
821 def note_pragma_pack_pop_instead_reset : Note<
822 "did you intend to use '#pragma pack (pop)' instead of '#pragma pack()'?">;
823 // Follow the Microsoft implementation.
824 def warn_pragma_pack_show : Warning<"value of #pragma pack(show) == %0">;
825 def warn_pragma_pack_pop_identifier_and_alignment : Warning<
826 "specifying both a name and alignment to 'pop' is undefined">;
827 def warn_pragma_pop_failed : Warning<"#pragma %0(pop, ...) failed: %1">,
828 InGroup<IgnoredPragmas>;
829 def warn_cxx_ms_struct :
830 Warning<"ms_struct may not produce Microsoft-compatible layouts for classes "
831 "with base classes or virtual functions">,
832 DefaultError, InGroup<IncompatibleMSStruct>;
833 def err_section_conflict : Error<"%0 causes a section type conflict with %1">;
834 def err_no_base_classes : Error<"invalid use of '__super', %0 has no base classes">;
835 def err_invalid_super_scope : Error<"invalid use of '__super', "
836 "this keyword can only be used inside class or member function scope">;
837 def err_super_in_lambda_unsupported : Error<
838 "use of '__super' inside a lambda is unsupported">;
840 def warn_pragma_unused_undeclared_var : Warning<
841 "undeclared variable %0 used as an argument for '#pragma unused'">,
842 InGroup<IgnoredPragmas>;
843 def warn_atl_uuid_deprecated : Warning<
844 "specifying 'uuid' as an ATL attribute is deprecated; use __declspec instead">,
845 InGroup<DeprecatedDeclarations>;
846 def warn_pragma_unused_expected_var_arg : Warning<
847 "only variables can be arguments to '#pragma unused'">,
848 InGroup<IgnoredPragmas>;
849 def err_pragma_push_visibility_mismatch : Error<
850 "#pragma visibility push with no matching #pragma visibility pop">;
851 def note_surrounding_namespace_ends_here : Note<
852 "surrounding namespace with visibility attribute ends here">;
853 def err_pragma_pop_visibility_mismatch : Error<
854 "#pragma visibility pop with no matching #pragma visibility push">;
855 def note_surrounding_namespace_starts_here : Note<
856 "surrounding namespace with visibility attribute starts here">;
857 def err_pragma_loop_invalid_argument_type : Error<
858 "invalid argument of type %0; expected an integer type">;
859 def err_pragma_loop_invalid_argument_value : Error<
860 "%select{invalid value '%0'; must be positive|value '%0' is too large}1">;
861 def err_pragma_loop_compatibility : Error<
862 "%select{incompatible|duplicate}0 directives '%1' and '%2'">;
863 def err_pragma_loop_precedes_nonloop : Error<
864 "expected a for, while, or do-while loop to follow '%0'">;
866 def err_pragma_attribute_matcher_subrule_contradicts_rule : Error<
867 "redundant attribute subject matcher sub-rule '%0'; '%1' already matches "
868 "those declarations">;
869 def err_pragma_attribute_matcher_negated_subrule_contradicts_subrule : Error<
870 "negated attribute subject matcher sub-rule '%0' contradicts sub-rule '%1'">;
871 def err_pragma_attribute_invalid_matchers : Error<
872 "attribute %0 can't be applied to %1">;
873 def err_pragma_attribute_stack_mismatch : Error<
874 "'#pragma clang attribute %select{%1.|}0pop' with no matching"
875 " '#pragma clang attribute %select{%1.|}0push'">;
876 def warn_pragma_attribute_unused : Warning<
877 "unused attribute %0 in '#pragma clang attribute push' region">,
878 InGroup<PragmaClangAttribute>;
879 def note_pragma_attribute_region_ends_here : Note<
880 "'#pragma clang attribute push' regions ends here">;
881 def err_pragma_attribute_no_pop_eof : Error<"unterminated "
882 "'#pragma clang attribute push' at end of file">;
883 def note_pragma_attribute_applied_decl_here : Note<
884 "when applied to this declaration">;
885 def err_pragma_attr_attr_no_push : Error<
886 "'#pragma clang attribute' attribute with no matching "
887 "'#pragma clang attribute push'">;
889 /// Objective-C parser diagnostics
890 def err_duplicate_class_def : Error<
891 "duplicate interface definition for class %0">;
892 def err_undef_superclass : Error<
893 "cannot find interface declaration for %0, superclass of %1">;
894 def err_forward_superclass : Error<
895 "attempting to use the forward class %0 as superclass of %1">;
896 def err_no_nsconstant_string_class : Error<
897 "cannot find interface declaration for %0">;
898 def err_recursive_superclass : Error<
899 "trying to recursively use %0 as superclass of %1">;
900 def err_conflicting_aliasing_type : Error<"conflicting types for alias %0">;
901 def warn_undef_interface : Warning<"cannot find interface declaration for %0">;
902 def warn_duplicate_protocol_def : Warning<
903 "duplicate protocol definition of %0 is ignored">,
904 InGroup<DiagGroup<"duplicate-protocol">>;
905 def err_protocol_has_circular_dependency : Error<
906 "protocol has circular dependency">;
907 def err_undeclared_protocol : Error<"cannot find protocol declaration for %0">;
908 def warn_undef_protocolref : Warning<"cannot find protocol definition for %0">;
909 def err_atprotocol_protocol : Error<
910 "@protocol is using a forward protocol declaration of %0">;
911 def warn_readonly_property : Warning<
912 "attribute 'readonly' of property %0 restricts attribute "
913 "'readwrite' of property inherited from %1">,
914 InGroup<PropertyAttr>;
916 def warn_property_attribute : Warning<
917 "'%1' attribute on property %0 does not match the property inherited from %2">,
918 InGroup<PropertyAttr>;
919 def warn_property_types_are_incompatible : Warning<
920 "property type %0 is incompatible with type %1 inherited from %2">,
921 InGroup<DiagGroup<"incompatible-property-type">>;
922 def warn_protocol_property_mismatch : Warning<
923 "property %select{of type %1|with attribute '%1'|without attribute '%1'|with "
924 "getter %1|with setter %1}0 was selected for synthesis">,
925 InGroup<DiagGroup<"protocol-property-synthesis-ambiguity">>;
926 def err_protocol_property_mismatch: Error<warn_protocol_property_mismatch.Text>;
927 def err_undef_interface : Error<"cannot find interface declaration for %0">;
928 def err_category_forward_interface : Error<
929 "cannot define %select{category|class extension}0 for undefined class %1">;
930 def err_class_extension_after_impl : Error<
931 "cannot declare class extension for %0 after class implementation">;
932 def note_implementation_declared : Note<
933 "class implementation is declared here">;
934 def note_while_in_implementation : Note<
935 "detected while default synthesizing properties in class implementation">;
936 def note_class_declared : Note<
937 "class is declared here">;
938 def note_receiver_class_declared : Note<
939 "receiver is instance of class declared here">;
940 def note_receiver_expr_here : Note<
941 "receiver expression is here">;
942 def note_receiver_is_id : Note<
943 "receiver is treated with 'id' type for purpose of method lookup">;
944 def note_suppressed_class_declare : Note<
945 "class with specified objc_requires_property_definitions attribute is declared here">;
946 def err_objc_root_class_subclass : Error<
947 "objc_root_class attribute may only be specified on a root class declaration">;
948 def err_restricted_superclass_mismatch : Error<
949 "cannot subclass a class that was declared with the "
950 "'objc_subclassing_restricted' attribute">;
951 def err_class_stub_subclassing_mismatch : Error<
952 "'objc_class_stub' attribute cannot be specified on a class that does not "
953 "have the 'objc_subclassing_restricted' attribute">;
954 def err_implementation_of_class_stub : Error<
955 "cannot declare implementation of a class declared with the "
956 "'objc_class_stub' attribute">;
957 def warn_objc_root_class_missing : Warning<
958 "class %0 defined without specifying a base class">,
959 InGroup<ObjCRootClass>;
960 def err_objc_runtime_visible_category : Error<
961 "cannot implement a category for class %0 that is only visible via the "
962 "Objective-C runtime">;
963 def err_objc_runtime_visible_subclass : Error<
964 "cannot implement subclass %0 of a superclass %1 that is only visible via the "
965 "Objective-C runtime">;
966 def note_objc_needs_superclass : Note<
967 "add a super class to fix this problem">;
968 def err_conflicting_super_class : Error<"conflicting super class name %0">;
969 def err_dup_implementation_class : Error<"reimplementation of class %0">;
970 def err_dup_implementation_category : Error<
971 "reimplementation of category %1 for class %0">;
972 def err_conflicting_ivar_type : Error<
973 "instance variable %0 has conflicting type%diff{: $ vs $|}1,2">;
974 def err_duplicate_ivar_declaration : Error<
975 "instance variable is already declared">;
976 def warn_on_superclass_use : Warning<
977 "class implementation may not have super class">;
978 def err_conflicting_ivar_bitwidth : Error<
979 "instance variable %0 has conflicting bit-field width">;
980 def err_conflicting_ivar_name : Error<
981 "conflicting instance variable names: %0 vs %1">;
982 def err_inconsistent_ivar_count : Error<
983 "inconsistent number of instance variables specified">;
984 def warn_undef_method_impl : Warning<"method definition for %0 not found">,
985 InGroup<DiagGroup<"incomplete-implementation">>;
986 def warn_objc_boxing_invalid_utf8_string : Warning<
987 "string is ill-formed as UTF-8 and will become a null %0 when boxed">,
990 def warn_conflicting_overriding_ret_types : Warning<
991 "conflicting return type in "
992 "declaration of %0%diff{: $ vs $|}1,2">,
993 InGroup<OverridingMethodMismatch>, DefaultIgnore;
995 def warn_conflicting_ret_types : Warning<
996 "conflicting return type in "
997 "implementation of %0%diff{: $ vs $|}1,2">,
998 InGroup<MismatchedReturnTypes>;
1000 def warn_conflicting_overriding_ret_type_modifiers : Warning<
1001 "conflicting distributed object modifiers on return type "
1002 "in declaration of %0">,
1003 InGroup<OverridingMethodMismatch>, DefaultIgnore;
1005 def warn_conflicting_ret_type_modifiers : Warning<
1006 "conflicting distributed object modifiers on return type "
1007 "in implementation of %0">,
1008 InGroup<DistributedObjectModifiers>;
1010 def warn_non_covariant_overriding_ret_types : Warning<
1011 "conflicting return type in "
1012 "declaration of %0: %1 vs %2">,
1013 InGroup<OverridingMethodMismatch>, DefaultIgnore;
1015 def warn_non_covariant_ret_types : Warning<
1016 "conflicting return type in "
1017 "implementation of %0: %1 vs %2">,
1018 InGroup<MethodSignatures>, DefaultIgnore;
1020 def warn_conflicting_overriding_param_types : Warning<
1021 "conflicting parameter types in "
1022 "declaration of %0%diff{: $ vs $|}1,2">,
1023 InGroup<OverridingMethodMismatch>, DefaultIgnore;
1025 def warn_conflicting_param_types : Warning<
1026 "conflicting parameter types in "
1027 "implementation of %0%diff{: $ vs $|}1,2">,
1028 InGroup<MismatchedParameterTypes>;
1030 def warn_conflicting_param_modifiers : Warning<
1031 "conflicting distributed object modifiers on parameter type "
1032 "in implementation of %0">,
1033 InGroup<DistributedObjectModifiers>;
1035 def warn_conflicting_overriding_param_modifiers : Warning<
1036 "conflicting distributed object modifiers on parameter type "
1037 "in declaration of %0">,
1038 InGroup<OverridingMethodMismatch>, DefaultIgnore;
1040 def warn_non_contravariant_overriding_param_types : Warning<
1041 "conflicting parameter types in "
1042 "declaration of %0: %1 vs %2">,
1043 InGroup<OverridingMethodMismatch>, DefaultIgnore;
1045 def warn_non_contravariant_param_types : Warning<
1046 "conflicting parameter types in "
1047 "implementation of %0: %1 vs %2">,
1048 InGroup<MethodSignatures>, DefaultIgnore;
1050 def warn_conflicting_overriding_variadic :Warning<
1051 "conflicting variadic declaration of method and its "
1053 InGroup<OverridingMethodMismatch>, DefaultIgnore;
1055 def warn_conflicting_variadic :Warning<
1056 "conflicting variadic declaration of method and its "
1059 def warn_category_method_impl_match:Warning<
1060 "category is implementing a method which will also be implemented"
1061 " by its primary class">, InGroup<ObjCProtocolMethodImpl>;
1063 def warn_implements_nscopying : Warning<
1064 "default assign attribute on property %0 which implements "
1065 "NSCopying protocol is not appropriate with -fobjc-gc[-only]">;
1067 def warn_multiple_method_decl : Warning<"multiple methods named %0 found">,
1068 InGroup<ObjCMultipleMethodNames>;
1069 def warn_strict_multiple_method_decl : Warning<
1070 "multiple methods named %0 found">, InGroup<StrictSelector>, DefaultIgnore;
1071 def warn_accessor_property_type_mismatch : Warning<
1072 "type of property %0 does not match type of accessor %1">;
1073 def note_conv_function_declared_at : Note<"type conversion function declared here">;
1074 def note_method_declared_at : Note<"method %0 declared here">;
1075 def note_property_attribute : Note<"property %0 is declared "
1076 "%select{deprecated|unavailable|partial}1 here">;
1077 def err_setter_type_void : Error<"type of setter must be void">;
1078 def err_duplicate_method_decl : Error<"duplicate declaration of method %0">;
1079 def warn_duplicate_method_decl :
1080 Warning<"multiple declarations of method %0 found and ignored">,
1081 InGroup<MethodDuplicate>, DefaultIgnore;
1082 def warn_objc_cdirective_format_string :
1083 Warning<"using %0 directive in %select{NSString|CFString}1 "
1084 "which is being passed as a formatting argument to the formatting "
1085 "%select{method|CFfunction}2">,
1086 InGroup<ObjCCStringFormat>, DefaultIgnore;
1087 def err_objc_var_decl_inclass :
1088 Error<"cannot declare variable inside @interface or @protocol">;
1089 def err_missing_method_context : Error<
1090 "missing context for method declaration">;
1091 def err_objc_property_attr_mutually_exclusive : Error<
1092 "property attributes '%0' and '%1' are mutually exclusive">;
1093 def err_objc_property_requires_object : Error<
1094 "property with '%0' attribute must be of object type">;
1095 def warn_objc_property_assign_on_object : Warning<
1096 "'assign' property of object type may become a dangling reference; consider using 'unsafe_unretained'">,
1097 InGroup<ObjCPropertyAssignOnObjectType>, DefaultIgnore;
1098 def warn_objc_property_no_assignment_attribute : Warning<
1099 "no 'assign', 'retain', or 'copy' attribute is specified - "
1100 "'assign' is assumed">,
1101 InGroup<ObjCPropertyNoAttribute>;
1102 def warn_objc_isa_use : Warning<
1103 "direct access to Objective-C's isa is deprecated in favor of "
1104 "object_getClass()">, InGroup<DeprecatedObjCIsaUsage>;
1105 def warn_objc_isa_assign : Warning<
1106 "assignment to Objective-C's isa is deprecated in favor of "
1107 "object_setClass()">, InGroup<DeprecatedObjCIsaUsage>;
1108 def warn_objc_pointer_masking : Warning<
1109 "bitmasking for introspection of Objective-C object pointers is strongly "
1111 InGroup<ObjCPointerIntrospect>;
1112 def warn_objc_pointer_masking_performSelector : Warning<warn_objc_pointer_masking.Text>,
1113 InGroup<ObjCPointerIntrospectPerformSelector>;
1114 def warn_objc_property_default_assign_on_object : Warning<
1115 "default property attribute 'assign' not appropriate for object">,
1116 InGroup<ObjCPropertyNoAttribute>;
1117 def warn_property_attr_mismatch : Warning<
1118 "property attribute in class extension does not match the primary class">,
1119 InGroup<PropertyAttr>;
1120 def warn_property_implicitly_mismatched : Warning <
1121 "primary property declaration is implicitly strong while redeclaration "
1122 "in class extension is weak">,
1123 InGroup<DiagGroup<"objc-property-implicit-mismatch">>;
1124 def warn_objc_property_copy_missing_on_block : Warning<
1125 "'copy' attribute must be specified for the block property "
1126 "when -fobjc-gc-only is specified">;
1127 def warn_objc_property_retain_of_block : Warning<
1128 "retain'ed block property does not copy the block "
1129 "- use copy attribute instead">, InGroup<ObjCRetainBlockProperty>;
1130 def warn_objc_readonly_property_has_setter : Warning<
1131 "setter cannot be specified for a readonly property">,
1132 InGroup<ObjCReadonlyPropertyHasSetter>;
1133 def warn_atomic_property_rule : Warning<
1134 "writable atomic property %0 cannot pair a synthesized %select{getter|setter}1 "
1135 "with a user defined %select{getter|setter}2">,
1136 InGroup<DiagGroup<"atomic-property-with-user-defined-accessor">>;
1137 def note_atomic_property_fixup_suggest : Note<"setter and getter must both be "
1138 "synthesized, or both be user defined,or the property must be nonatomic">;
1139 def err_atomic_property_nontrivial_assign_op : Error<
1140 "atomic property of reference type %0 cannot have non-trivial assignment"
1142 def warn_cocoa_naming_owned_rule : Warning<
1143 "property follows Cocoa naming"
1144 " convention for returning 'owned' objects">,
1145 InGroup<DiagGroup<"objc-property-matches-cocoa-ownership-rule">>;
1146 def err_cocoa_naming_owned_rule : Error<
1147 "property follows Cocoa naming"
1148 " convention for returning 'owned' objects">;
1149 def note_cocoa_naming_declare_family : Note<
1150 "explicitly declare getter %objcinstance0 with '%1' to return an 'unowned' "
1152 def warn_auto_synthesizing_protocol_property :Warning<
1153 "auto property synthesis will not synthesize property %0"
1154 " declared in protocol %1">,
1155 InGroup<DiagGroup<"objc-protocol-property-synthesis">>;
1156 def note_add_synthesize_directive : Note<
1157 "add a '@synthesize' directive">;
1158 def warn_no_autosynthesis_shared_ivar_property : Warning <
1159 "auto property synthesis will not synthesize property "
1160 "%0 because it cannot share an ivar with another synthesized property">,
1161 InGroup<ObjCNoPropertyAutoSynthesis>;
1162 def warn_no_autosynthesis_property : Warning<
1163 "auto property synthesis will not synthesize property "
1164 "%0 because it is 'readwrite' but it will be synthesized 'readonly' "
1165 "via another property">,
1166 InGroup<ObjCNoPropertyAutoSynthesis>;
1167 def warn_autosynthesis_property_in_superclass : Warning<
1168 "auto property synthesis will not synthesize property "
1169 "%0; it will be implemented by its superclass, use @dynamic to "
1170 "acknowledge intention">,
1171 InGroup<ObjCNoPropertyAutoSynthesis>;
1172 def warn_autosynthesis_property_ivar_match :Warning<
1173 "autosynthesized property %0 will use %select{|synthesized}1 instance variable "
1174 "%2, not existing instance variable %3">,
1175 InGroup<DiagGroup<"objc-autosynthesis-property-ivar-name-match">>;
1176 def warn_missing_explicit_synthesis : Warning <
1177 "auto property synthesis is synthesizing property not explicitly synthesized">,
1178 InGroup<DiagGroup<"objc-missing-property-synthesis">>, DefaultIgnore;
1179 def warn_property_getter_owning_mismatch : Warning<
1180 "property declared as returning non-retained objects"
1181 "; getter returning retained objects">;
1182 def warn_property_redecl_getter_mismatch : Warning<
1183 "getter name mismatch between property redeclaration (%1) and its original "
1184 "declaration (%0)">, InGroup<PropertyAttr>;
1185 def err_property_setter_ambiguous_use : Error<
1186 "synthesized properties %0 and %1 both claim setter %2 -"
1187 " use of this setter will cause unexpected behavior">;
1188 def warn_default_atomic_custom_getter_setter : Warning<
1189 "atomic by default property %0 has a user defined %select{getter|setter}1 "
1190 "(property should be marked 'atomic' if this is intended)">,
1191 InGroup<CustomAtomic>, DefaultIgnore;
1192 def err_use_continuation_class : Error<
1193 "illegal redeclaration of property in class extension %0"
1194 " (attribute must be 'readwrite', while its primary must be 'readonly')">;
1195 def err_type_mismatch_continuation_class : Error<
1196 "type of property %0 in class extension does not match "
1197 "property type in primary class">;
1198 def err_use_continuation_class_redeclaration_readwrite : Error<
1199 "illegal redeclaration of 'readwrite' property in class extension %0"
1200 " (perhaps you intended this to be a 'readwrite' redeclaration of a "
1201 "'readonly' public property?)">;
1202 def err_continuation_class : Error<"class extension has no primary class">;
1203 def err_property_type : Error<"property cannot have array or function type %0">;
1204 def err_missing_property_context : Error<
1205 "missing context for property implementation declaration">;
1206 def err_bad_property_decl : Error<
1207 "property implementation must have its declaration in interface %0 or one of "
1209 def err_category_property : Error<
1210 "property declared in category %0 cannot be implemented in "
1211 "class implementation">;
1212 def note_property_declare : Note<
1213 "property declared here">;
1214 def note_protocol_property_declare : Note<
1215 "it could also be property "
1216 "%select{of type %1|without attribute '%1'|with attribute '%1'|with getter "
1217 "%1|with setter %1}0 declared here">;
1218 def note_property_synthesize : Note<
1219 "property synthesized here">;
1220 def err_synthesize_category_decl : Error<
1221 "@synthesize not allowed in a category's implementation">;
1222 def err_synthesize_on_class_property : Error<
1223 "@synthesize not allowed on a class property %0">;
1224 def err_missing_property_interface : Error<
1225 "property implementation in a category with no category declaration">;
1226 def err_bad_category_property_decl : Error<
1227 "property implementation must have its declaration in the category %0">;
1228 def err_bad_property_context : Error<
1229 "property implementation must be in a class or category implementation">;
1230 def err_missing_property_ivar_decl : Error<
1231 "synthesized property %0 must either be named the same as a compatible"
1232 " instance variable or must explicitly name an instance variable">;
1233 def err_arc_perform_selector_retains : Error<
1234 "performSelector names a selector which retains the object">;
1235 def warn_arc_perform_selector_leaks : Warning<
1236 "performSelector may cause a leak because its selector is unknown">,
1237 InGroup<DiagGroup<"arc-performSelector-leaks">>;
1238 def warn_dealloc_in_category : Warning<
1239 "-dealloc is being overridden in a category">,
1240 InGroup<DeallocInCategory>;
1241 def err_gc_weak_property_strong_type : Error<
1242 "weak attribute declared on a __strong type property in GC mode">;
1243 def warn_arc_repeated_use_of_weak : Warning <
1244 "weak %select{variable|property|implicit property|instance variable}0 %1 is "
1245 "accessed multiple times in this %select{function|method|block|lambda}2 "
1246 "but may be unpredictably set to nil; assign to a strong variable to keep "
1247 "the object alive">,
1248 InGroup<ARCRepeatedUseOfWeak>, DefaultIgnore;
1249 def warn_implicitly_retains_self : Warning <
1250 "block implicitly retains 'self'; explicitly mention 'self' to indicate "
1251 "this is intended behavior">,
1252 InGroup<DiagGroup<"implicit-retain-self">>, DefaultIgnore;
1253 def warn_arc_possible_repeated_use_of_weak : Warning <
1254 "weak %select{variable|property|implicit property|instance variable}0 %1 may "
1255 "be accessed multiple times in this %select{function|method|block|lambda}2 "
1256 "and may be unpredictably set to nil; assign to a strong variable to keep "
1257 "the object alive">,
1258 InGroup<ARCRepeatedUseOfWeakMaybe>, DefaultIgnore;
1259 def note_arc_weak_also_accessed_here : Note<
1260 "also accessed here">;
1261 def err_incomplete_synthesized_property : Error<
1262 "cannot synthesize property %0 with incomplete type %1">;
1264 def err_property_ivar_type : Error<
1265 "type of property %0 (%1) does not match type of instance variable %2 (%3)">;
1266 def err_property_accessor_type : Error<
1267 "type of property %0 (%1) does not match type of accessor %2 (%3)">;
1268 def err_ivar_in_superclass_use : Error<
1269 "property %0 attempting to use instance variable %1 declared in super class %2">;
1270 def err_weak_property : Error<
1271 "existing instance variable %1 for __weak property %0 must be __weak">;
1272 def err_strong_property : Error<
1273 "existing instance variable %1 for strong property %0 may not be __weak">;
1274 def err_dynamic_property_ivar_decl : Error<
1275 "dynamic property cannot have instance variable specification">;
1276 def err_duplicate_ivar_use : Error<
1277 "synthesized properties %0 and %1 both claim instance variable %2">;
1278 def err_property_implemented : Error<"property %0 is already implemented">;
1279 def warn_objc_missing_super_call : Warning<
1280 "method possibly missing a [super %0] call">,
1281 InGroup<ObjCMissingSuperCalls>;
1282 def err_dealloc_bad_result_type : Error<
1283 "dealloc return type must be correctly specified as 'void' under ARC, "
1285 def warn_undeclared_selector : Warning<
1286 "undeclared selector %0">, InGroup<UndeclaredSelector>, DefaultIgnore;
1287 def warn_undeclared_selector_with_typo : Warning<
1288 "undeclared selector %0; did you mean %1?">,
1289 InGroup<UndeclaredSelector>, DefaultIgnore;
1290 def warn_implicit_atomic_property : Warning<
1291 "property is assumed atomic by default">, InGroup<ImplicitAtomic>, DefaultIgnore;
1292 def note_auto_readonly_iboutlet_fixup_suggest : Note<
1293 "property should be changed to be readwrite">;
1294 def warn_auto_readonly_iboutlet_property : Warning<
1295 "readonly IBOutlet property %0 when auto-synthesized may "
1296 "not work correctly with 'nib' loader">,
1297 InGroup<DiagGroup<"readonly-iboutlet-property">>;
1298 def warn_auto_implicit_atomic_property : Warning<
1299 "property is assumed atomic when auto-synthesizing the property">,
1300 InGroup<ImplicitAtomic>, DefaultIgnore;
1301 def warn_unimplemented_selector: Warning<
1302 "no method with selector %0 is implemented in this translation unit">,
1303 InGroup<Selector>, DefaultIgnore;
1304 def warn_unimplemented_protocol_method : Warning<
1305 "method %0 in protocol %1 not implemented">, InGroup<Protocol>;
1306 def warn_multiple_selectors: Warning<
1307 "several methods with selector %0 of mismatched types are found "
1308 "for the @selector expression">,
1309 InGroup<SelectorTypeMismatch>, DefaultIgnore;
1311 def err_objc_kindof_nonobject : Error<
1312 "'__kindof' specifier cannot be applied to non-object type %0">;
1313 def err_objc_kindof_wrong_position : Error<
1314 "'__kindof' type specifier must precede the declarator">;
1316 def err_objc_method_unsupported_param_ret_type : Error<
1317 "%0 %select{parameter|return}1 type is unsupported; "
1318 "support for vector types for this target is introduced in %2">;
1320 def warn_messaging_unqualified_id : Warning<
1321 "messaging unqualified id">, DefaultIgnore,
1322 InGroup<DiagGroup<"objc-messaging-id">>;
1325 def err_static_assert_expression_is_not_constant : Error<
1326 "static_assert expression is not an integral constant expression">;
1327 def err_static_assert_failed : Error<"static_assert failed%select{ %1|}0">;
1328 def err_static_assert_requirement_failed : Error<
1329 "static_assert failed due to requirement '%0'%select{ %2|}1">;
1331 def ext_inline_variable : ExtWarn<
1332 "inline variables are a C++17 extension">, InGroup<CXX17>;
1333 def warn_cxx14_compat_inline_variable : Warning<
1334 "inline variables are incompatible with C++ standards before C++17">,
1335 DefaultIgnore, InGroup<CXXPre17Compat>;
1337 def warn_inline_namespace_reopened_noninline : Warning<
1338 "inline namespace reopened as a non-inline namespace">;
1339 def err_inline_namespace_mismatch : Error<
1340 "non-inline namespace cannot be reopened as inline">;
1342 def err_unexpected_friend : Error<
1343 "friends can only be classes or functions">;
1344 def ext_enum_friend : ExtWarn<
1345 "befriending enumeration type %0 is a C++11 extension">, InGroup<CXX11>;
1346 def warn_cxx98_compat_enum_friend : Warning<
1347 "befriending enumeration type %0 is incompatible with C++98">,
1348 InGroup<CXX98Compat>, DefaultIgnore;
1349 def ext_nonclass_type_friend : ExtWarn<
1350 "non-class friend type %0 is a C++11 extension">, InGroup<CXX11>;
1351 def warn_cxx98_compat_nonclass_type_friend : Warning<
1352 "non-class friend type %0 is incompatible with C++98">,
1353 InGroup<CXX98Compat>, DefaultIgnore;
1354 def err_friend_is_member : Error<
1355 "friends cannot be members of the declaring class">;
1356 def warn_cxx98_compat_friend_is_member : Warning<
1357 "friend declaration naming a member of the declaring class is incompatible "
1358 "with C++98">, InGroup<CXX98Compat>, DefaultIgnore;
1359 def ext_unelaborated_friend_type : ExtWarn<
1360 "unelaborated friend declaration is a C++11 extension; specify "
1361 "'%select{struct|interface|union|class|enum}0' to befriend %1">,
1363 def warn_cxx98_compat_unelaborated_friend_type : Warning<
1364 "befriending %1 without '%select{struct|interface|union|class|enum}0' "
1365 "keyword is incompatible with C++98">, InGroup<CXX98Compat>, DefaultIgnore;
1366 def err_qualified_friend_no_match : Error<
1367 "friend declaration of %0 does not match any declaration in %1">;
1368 def err_introducing_special_friend : Error<
1369 "%plural{[0,2]:must use a qualified name when declaring|3:cannot declare}0"
1370 " a %select{constructor|destructor|conversion operator|deduction guide}0 "
1372 def err_tagless_friend_type_template : Error<
1373 "friend type templates must use an elaborated type">;
1374 def err_no_matching_local_friend : Error<
1375 "no matching function found in local scope">;
1376 def err_no_matching_local_friend_suggest : Error<
1377 "no matching function %0 found in local scope; did you mean %3?">;
1378 def err_partial_specialization_friend : Error<
1379 "partial specialization cannot be declared as a friend">;
1380 def err_qualified_friend_def : Error<
1381 "friend function definition cannot be qualified with '%0'">;
1382 def err_friend_def_in_local_class : Error<
1383 "friend function cannot be defined in a local class">;
1384 def err_friend_not_first_in_declaration : Error<
1385 "'friend' must appear first in a non-function declaration">;
1386 def err_using_decl_friend : Error<
1387 "cannot befriend target of using declaration">;
1388 def warn_template_qualified_friend_unsupported : Warning<
1389 "dependent nested name specifier '%0' for friend class declaration is "
1390 "not supported; turning off access control for %1">,
1391 InGroup<UnsupportedFriend>;
1392 def warn_template_qualified_friend_ignored : Warning<
1393 "dependent nested name specifier '%0' for friend template declaration is "
1394 "not supported; ignoring this friend declaration">,
1395 InGroup<UnsupportedFriend>;
1396 def ext_friend_tag_redecl_outside_namespace : ExtWarn<
1397 "unqualified friend declaration referring to type outside of the nearest "
1398 "enclosing namespace is a Microsoft extension; add a nested name specifier">,
1399 InGroup<MicrosoftUnqualifiedFriend>;
1400 def err_pure_friend : Error<"friend declaration cannot have a pure-specifier">;
1402 def err_invalid_base_in_interface : Error<
1403 "interface type cannot inherit from "
1404 "%select{struct|non-public interface|class}0 %1">;
1406 def err_abstract_type_in_decl : Error<
1407 "%select{return|parameter|variable|field|instance variable|"
1408 "synthesized instance variable}0 type %1 is an abstract class">;
1409 def err_allocation_of_abstract_type : Error<
1410 "allocating an object of abstract class type %0">;
1411 def err_throw_abstract_type : Error<
1412 "cannot throw an object of abstract type %0">;
1413 def err_array_of_abstract_type : Error<"array of abstract class type %0">;
1414 def err_capture_of_abstract_type : Error<
1415 "by-copy capture of value of abstract type %0">;
1416 def err_capture_of_incomplete_type : Error<
1417 "by-copy capture of variable %0 with incomplete type %1">;
1418 def err_capture_default_non_local : Error<
1419 "non-local lambda expression cannot have a capture-default">;
1421 def err_multiple_final_overriders : Error<
1422 "virtual function %q0 has more than one final overrider in %1">;
1423 def note_final_overrider : Note<"final overrider of %q0 in %1">;
1425 def err_type_defined_in_type_specifier : Error<
1426 "%0 cannot be defined in a type specifier">;
1427 def err_type_defined_in_result_type : Error<
1428 "%0 cannot be defined in the result type of a function">;
1429 def err_type_defined_in_param_type : Error<
1430 "%0 cannot be defined in a parameter type">;
1431 def err_type_defined_in_alias_template : Error<
1432 "%0 cannot be defined in a type alias template">;
1433 def err_type_defined_in_condition : Error<
1434 "%0 cannot be defined in a condition">;
1435 def err_type_defined_in_enum : Error<
1436 "%0 cannot be defined in an enumeration">;
1438 def note_pure_virtual_function : Note<
1439 "unimplemented pure virtual method %0 in %1">;
1441 def note_pure_qualified_call_kext : Note<
1442 "qualified call to %0::%1 is treated as a virtual call to %1 due to -fapple-kext">;
1444 def err_deleted_decl_not_first : Error<
1445 "deleted definition must be first declaration">;
1447 def err_deleted_override : Error<
1448 "deleted function %0 cannot override a non-deleted function">;
1450 def err_non_deleted_override : Error<
1451 "non-deleted function %0 cannot override a deleted function">;
1453 def warn_weak_vtable : Warning<
1454 "%0 has no out-of-line virtual method definitions; its vtable will be "
1455 "emitted in every translation unit">,
1456 InGroup<DiagGroup<"weak-vtables">>, DefaultIgnore;
1457 def warn_weak_template_vtable : Warning<
1458 "explicit template instantiation %0 will emit a vtable in every "
1459 "translation unit">,
1460 InGroup<DiagGroup<"weak-template-vtables">>, DefaultIgnore;
1462 def ext_using_undefined_std : ExtWarn<
1463 "using directive refers to implicitly-defined namespace 'std'">;
1465 // C++ exception specifications
1466 def err_exception_spec_in_typedef : Error<
1467 "exception specifications are not allowed in %select{typedefs|type aliases}0">;
1468 def err_distant_exception_spec : Error<
1469 "exception specifications are not allowed beyond a single level "
1471 def err_incomplete_in_exception_spec : Error<
1472 "%select{|pointer to |reference to }0incomplete type %1 is not allowed "
1473 "in exception specification">;
1474 def ext_incomplete_in_exception_spec : ExtWarn<err_incomplete_in_exception_spec.Text>,
1475 InGroup<MicrosoftExceptionSpec>;
1476 def err_rref_in_exception_spec : Error<
1477 "rvalue reference type %0 is not allowed in exception specification">;
1478 def err_mismatched_exception_spec : Error<
1479 "exception specification in declaration does not match previous declaration">;
1480 def ext_mismatched_exception_spec : ExtWarn<err_mismatched_exception_spec.Text>,
1481 InGroup<MicrosoftExceptionSpec>;
1482 def err_override_exception_spec : Error<
1483 "exception specification of overriding function is more lax than "
1485 def ext_override_exception_spec : ExtWarn<err_override_exception_spec.Text>,
1486 InGroup<MicrosoftExceptionSpec>;
1487 def err_incompatible_exception_specs : Error<
1488 "target exception specification is not superset of source">;
1489 def warn_incompatible_exception_specs : Warning<
1490 err_incompatible_exception_specs.Text>, InGroup<IncompatibleExceptionSpec>;
1491 def err_deep_exception_specs_differ : Error<
1492 "exception specifications of %select{return|argument}0 types differ">;
1493 def warn_deep_exception_specs_differ : Warning<
1494 err_deep_exception_specs_differ.Text>, InGroup<IncompatibleExceptionSpec>;
1495 def err_missing_exception_specification : Error<
1496 "%0 is missing exception specification '%1'">;
1497 def ext_missing_exception_specification : ExtWarn<
1498 err_missing_exception_specification.Text>,
1499 InGroup<DiagGroup<"missing-exception-spec">>;
1500 def ext_ms_missing_exception_specification : ExtWarn<
1501 err_missing_exception_specification.Text>,
1502 InGroup<MicrosoftExceptionSpec>;
1503 def err_noexcept_needs_constant_expression : Error<
1504 "argument to noexcept specifier must be a constant expression">;
1505 def err_exception_spec_not_parsed : Error<
1506 "exception specification is not available until end of class definition">;
1507 def err_exception_spec_cycle : Error<
1508 "exception specification of %0 uses itself">;
1509 def err_exception_spec_incomplete_type : Error<
1510 "exception specification needed for member of incomplete class %0">;
1512 // C++ access checking
1513 def err_class_redeclared_with_different_access : Error<
1514 "%0 redeclared with '%1' access">;
1515 def err_access : Error<
1516 "%1 is a %select{private|protected}0 member of %3">, AccessControl;
1517 def ext_ms_using_declaration_inaccessible : ExtWarn<
1518 "using declaration referring to inaccessible member '%0' (which refers "
1519 "to accessible member '%1') is a Microsoft compatibility extension">,
1520 AccessControl, InGroup<MicrosoftUsingDecl>;
1521 def err_access_ctor : Error<
1522 "calling a %select{private|protected}0 constructor of class %2">,
1524 def ext_rvalue_to_reference_access_ctor : Extension<
1525 "C++98 requires an accessible copy constructor for class %2 when binding "
1526 "a reference to a temporary; was %select{private|protected}0">,
1527 AccessControl, InGroup<BindToTemporaryCopy>;
1528 def err_access_base_ctor : Error<
1529 // The ERRORs represent other special members that aren't constructors, in
1530 // hopes that someone will bother noticing and reporting if they appear
1531 "%select{base class|inherited virtual base class}0 %1 has %select{private|"
1532 "protected}3 %select{default |copy |move |*ERROR* |*ERROR* "
1533 "|*ERROR*|}2constructor">, AccessControl;
1534 def err_access_field_ctor : Error<
1535 // The ERRORs represent other special members that aren't constructors, in
1536 // hopes that someone will bother noticing and reporting if they appear
1537 "field of type %0 has %select{private|protected}2 "
1538 "%select{default |copy |move |*ERROR* |*ERROR* |*ERROR* |}1constructor">,
1540 def err_access_friend_function : Error<
1541 "friend function %1 is a %select{private|protected}0 member of %3">,
1544 def err_access_dtor : Error<
1545 "calling a %select{private|protected}1 destructor of class %0">,
1547 def err_access_dtor_base :
1548 Error<"base class %0 has %select{private|protected}1 destructor">,
1550 def err_access_dtor_vbase :
1551 Error<"inherited virtual base class %1 has "
1552 "%select{private|protected}2 destructor">,
1554 def err_access_dtor_temp :
1555 Error<"temporary of type %0 has %select{private|protected}1 destructor">,
1557 def err_access_dtor_exception :
1558 Error<"exception object of type %0 has %select{private|protected}1 "
1559 "destructor">, AccessControl;
1560 def err_access_dtor_field :
1561 Error<"field of type %1 has %select{private|protected}2 destructor">,
1563 def err_access_dtor_var :
1564 Error<"variable of type %1 has %select{private|protected}2 destructor">,
1566 def err_access_dtor_ivar :
1567 Error<"instance variable of type %0 has %select{private|protected}1 "
1570 def note_previous_access_declaration : Note<
1571 "previously declared '%1' here">;
1572 def note_access_natural : Note<
1573 "%select{|implicitly }1declared %select{private|protected}0 here">;
1574 def note_access_constrained_by_path : Note<
1575 "constrained by %select{|implicitly }1%select{private|protected}0"
1576 " inheritance here">;
1577 def note_access_protected_restricted_noobject : Note<
1578 "must name member using the type of the current context %0">;
1579 def note_access_protected_restricted_ctordtor : Note<
1580 "protected %select{constructor|destructor}0 can only be used to "
1581 "%select{construct|destroy}0 a base class subobject">;
1582 def note_access_protected_restricted_object : Note<
1583 "can only access this member on an object of type %0">;
1584 def warn_cxx98_compat_sfinae_access_control : Warning<
1585 "substitution failure due to access control is incompatible with C++98">,
1586 InGroup<CXX98Compat>, DefaultIgnore, NoSFINAE;
1589 def err_incomplete_nested_name_spec : Error<
1590 "incomplete type %0 named in nested name specifier">;
1591 def err_dependent_nested_name_spec : Error<
1592 "nested name specifier for a declaration cannot depend on a template "
1594 def err_nested_name_member_ref_lookup_ambiguous : Error<
1595 "lookup of %0 in member access expression is ambiguous">;
1596 def ext_nested_name_member_ref_lookup_ambiguous : ExtWarn<
1597 "lookup of %0 in member access expression is ambiguous; using member of %1">,
1598 InGroup<AmbigMemberTemplate>;
1599 def note_ambig_member_ref_object_type : Note<
1600 "lookup in the object type %0 refers here">;
1601 def note_ambig_member_ref_scope : Note<
1602 "lookup from the current scope refers here">;
1603 def err_qualified_member_nonclass : Error<
1604 "qualified member access refers to a member in %0">;
1605 def err_incomplete_member_access : Error<
1606 "member access into incomplete type %0">;
1607 def err_incomplete_type : Error<
1608 "incomplete type %0 where a complete type is required">;
1609 def warn_cxx98_compat_enum_nested_name_spec : Warning<
1610 "enumeration type in nested name specifier is incompatible with C++98">,
1611 InGroup<CXX98Compat>, DefaultIgnore;
1612 def err_nested_name_spec_is_not_class : Error<
1613 "%0 cannot appear before '::' because it is not a class"
1614 "%select{ or namespace|, namespace, or enumeration}1; did you mean ':'?">;
1615 def ext_nested_name_spec_is_enum : ExtWarn<
1616 "use of enumeration in a nested name specifier is a C++11 extension">,
1618 def err_out_of_line_qualified_id_type_names_constructor : Error<
1619 "qualified reference to %0 is a constructor name rather than a "
1620 "%select{template name|type}1 in this context">;
1621 def ext_out_of_line_qualified_id_type_names_constructor : ExtWarn<
1622 "ISO C++ specifies that "
1623 "qualified reference to %0 is a constructor name rather than a "
1624 "%select{template name|type}1 in this context, despite preceding "
1625 "%select{'typename'|'template'}2 keyword">, SFINAEFailure,
1626 InGroup<DiagGroup<"injected-class-name">>;
1628 // C++ class members
1629 def err_storageclass_invalid_for_member : Error<
1630 "storage class specified for a member declaration">;
1631 def err_mutable_function : Error<"'mutable' cannot be applied to functions">;
1632 def err_mutable_reference : Error<"'mutable' cannot be applied to references">;
1633 def ext_mutable_reference : ExtWarn<
1634 "'mutable' on a reference type is a Microsoft extension">,
1635 InGroup<MicrosoftMutableReference>;
1636 def err_mutable_const : Error<"'mutable' and 'const' cannot be mixed">;
1637 def err_mutable_nonmember : Error<
1638 "'mutable' can only be applied to member variables">;
1639 def err_virtual_in_union : Error<
1640 "unions cannot have virtual functions">;
1641 def err_virtual_non_function : Error<
1642 "'virtual' can only appear on non-static member functions">;
1643 def err_virtual_out_of_class : Error<
1644 "'virtual' can only be specified inside the class definition">;
1645 def err_virtual_member_function_template : Error<
1646 "'virtual' cannot be specified on member function templates">;
1647 def err_static_overrides_virtual : Error<
1648 "'static' member function %0 overrides a virtual function in a base class">;
1649 def err_explicit_non_function : Error<
1650 "'explicit' can only appear on non-static member functions">;
1651 def err_explicit_out_of_class : Error<
1652 "'explicit' can only be specified inside the class definition">;
1653 def err_explicit_non_ctor_or_conv_function : Error<
1654 "'explicit' can only be applied to a constructor or conversion function">;
1655 def err_static_not_bitfield : Error<"static member %0 cannot be a bit-field">;
1656 def err_static_out_of_line : Error<
1657 "'static' can only be specified inside the class definition">;
1658 def ext_static_out_of_line : ExtWarn<
1659 err_static_out_of_line.Text>,
1660 InGroup<MicrosoftTemplate>;
1661 def err_storage_class_for_static_member : Error<
1662 "static data member definition cannot specify a storage class">;
1663 def err_typedef_not_bitfield : Error<"typedef member %0 cannot be a bit-field">;
1664 def err_not_integral_type_bitfield : Error<
1665 "bit-field %0 has non-integral type %1">;
1666 def err_not_integral_type_anon_bitfield : Error<
1667 "anonymous bit-field has non-integral type %0">;
1668 def err_anon_bitfield_qualifiers : Error<
1669 "anonymous bit-field cannot have qualifiers">;
1670 def err_member_function_initialization : Error<
1671 "initializer on function does not look like a pure-specifier">;
1672 def err_non_virtual_pure : Error<
1673 "%0 is not virtual and cannot be declared pure">;
1674 def ext_pure_function_definition : ExtWarn<
1675 "function definition with pure-specifier is a Microsoft extension">,
1676 InGroup<MicrosoftPureDefinition>;
1677 def err_qualified_member_of_unrelated : Error<
1678 "%q0 is not a member of class %1">;
1680 def err_member_function_call_bad_cvr : Error<
1681 "'this' argument to member function %0 has type %1, but function is not marked "
1682 "%select{const|restrict|const or restrict|volatile|const or volatile|"
1683 "volatile or restrict|const, volatile, or restrict}2">;
1684 def err_member_function_call_bad_ref : Error<
1685 "'this' argument to member function %0 is an %select{lvalue|rvalue}1, "
1686 "but function has %select{non-const lvalue|rvalue}2 ref-qualifier">;
1687 def err_member_function_call_bad_type : Error<
1688 "cannot initialize object parameter of type %0 with an expression "
1691 def warn_call_to_pure_virtual_member_function_from_ctor_dtor : Warning<
1692 "call to pure virtual member function %0 has undefined behavior; "
1693 "overrides of %0 in subclasses are not available in the "
1694 "%select{constructor|destructor}1 of %2">, InGroup<PureVirtualCallFromCtorDtor>;
1696 def select_special_member_kind : TextSubstitution<
1697 "%select{default constructor|copy constructor|move constructor|"
1698 "copy assignment operator|move assignment operator|destructor}0">;
1700 def note_member_declared_at : Note<"member is declared here">;
1701 def note_ivar_decl : Note<"instance variable is declared here">;
1702 def note_bitfield_decl : Note<"bit-field is declared here">;
1703 def note_implicit_param_decl : Note<"%0 is an implicit parameter">;
1704 def note_member_synthesized_at : Note<
1705 "in implicit %sub{select_special_member_kind}0 for %1 "
1706 "first required here">;
1707 def err_missing_default_ctor : Error<
1708 "%select{constructor for %1 must explicitly initialize the|"
1709 "implicit default constructor for %1 must explicitly initialize the|"
1710 "cannot use constructor inherited from base class %4;}0 "
1711 "%select{base class|member}2 %3 %select{which|which|of %1}0 "
1712 "does not have a default constructor">;
1713 def note_due_to_dllexported_class : Note<
1714 "due to %0 being dllexported%select{|; try compiling in C++11 mode}1">;
1716 def err_illegal_union_or_anon_struct_member : Error<
1717 "%select{anonymous struct|union}0 member %1 has a non-trivial "
1718 "%sub{select_special_member_kind}2">;
1719 def warn_cxx98_compat_nontrivial_union_or_anon_struct_member : Warning<
1720 "%select{anonymous struct|union}0 member %1 with a non-trivial "
1721 "%sub{select_special_member_kind}2 is incompatible with C++98">,
1722 InGroup<CXX98Compat>, DefaultIgnore;
1724 def note_nontrivial_virtual_dtor : Note<
1725 "destructor for %0 is not trivial because it is virtual">;
1726 def note_nontrivial_has_virtual : Note<
1727 "because type %0 has a virtual %select{member function|base class}1">;
1728 def note_nontrivial_no_def_ctor : Note<
1729 "because %select{base class of |field of |}0type %1 has no "
1730 "default constructor">;
1731 def note_user_declared_ctor : Note<
1732 "implicit default constructor suppressed by user-declared constructor">;
1733 def note_nontrivial_no_copy : Note<
1734 "because no %select{<<ERROR>>|constructor|constructor|assignment operator|"
1735 "assignment operator|<<ERROR>>}2 can be used to "
1736 "%select{<<ERROR>>|copy|move|copy|move|<<ERROR>>}2 "
1737 "%select{base class|field|an object}0 of type %3">;
1738 def note_nontrivial_user_provided : Note<
1739 "because %select{base class of |field of |}0type %1 has a user-provided "
1740 "%sub{select_special_member_kind}2">;
1741 def note_nontrivial_in_class_init : Note<
1742 "because field %0 has an initializer">;
1743 def note_nontrivial_param_type : Note<
1744 "because its parameter is %diff{of type $, not $|of the wrong type}2,3">;
1745 def note_nontrivial_default_arg : Note<"because it has a default argument">;
1746 def note_nontrivial_variadic : Note<"because it is a variadic function">;
1747 def note_nontrivial_subobject : Note<
1748 "because the function selected to %select{construct|copy|move|copy|move|"
1749 "destroy}2 %select{base class|field}0 of type %1 is not trivial">;
1750 def note_nontrivial_objc_ownership : Note<
1751 "because type %0 has a member with %select{no|no|__strong|__weak|"
1752 "__autoreleasing}1 ownership">;
1754 def err_static_data_member_not_allowed_in_anon_struct : Error<
1755 "static data member %0 not allowed in anonymous struct">;
1756 def ext_static_data_member_in_union : ExtWarn<
1757 "static data member %0 in union is a C++11 extension">, InGroup<CXX11>;
1758 def warn_cxx98_compat_static_data_member_in_union : Warning<
1759 "static data member %0 in union is incompatible with C++98">,
1760 InGroup<CXX98Compat>, DefaultIgnore;
1761 def ext_union_member_of_reference_type : ExtWarn<
1762 "union member %0 has reference type %1, which is a Microsoft extension">,
1763 InGroup<MicrosoftUnionMemberReference>;
1764 def err_union_member_of_reference_type : Error<
1765 "union member %0 has reference type %1">;
1766 def ext_anonymous_struct_union_qualified : Extension<
1767 "anonymous %select{struct|union}0 cannot be '%1'">;
1768 def err_different_return_type_for_overriding_virtual_function : Error<
1769 "virtual function %0 has a different return type "
1770 "%diff{($) than the function it overrides (which has return type $)|"
1771 "than the function it overrides}1,2">;
1772 def note_overridden_virtual_function : Note<
1773 "overridden virtual function is here">;
1774 def err_conflicting_overriding_cc_attributes : Error<
1775 "virtual function %0 has different calling convention attributes "
1776 "%diff{($) than the function it overrides (which has calling convention $)|"
1777 "than the function it overrides}1,2">;
1778 def warn_overriding_method_missing_noescape : Warning<
1779 "parameter of overriding method should be annotated with "
1780 "__attribute__((noescape))">, InGroup<MissingNoEscape>;
1781 def note_overridden_marked_noescape : Note<
1782 "parameter of overridden method is annotated with __attribute__((noescape))">;
1783 def note_cat_conform_to_noescape_prot : Note<
1784 "%select{category|class extension}0 conforms to protocol %1 which defines method %2">;
1786 def err_covariant_return_inaccessible_base : Error<
1787 "invalid covariant return for virtual function: %1 is a "
1788 "%select{private|protected}2 base class of %0">, AccessControl;
1789 def err_covariant_return_ambiguous_derived_to_base_conv : Error<
1790 "return type of virtual function %3 is not covariant with the return type of "
1791 "the function it overrides (ambiguous conversion from derived class "
1792 "%0 to base class %1:%2)">;
1793 def err_covariant_return_not_derived : Error<
1794 "return type of virtual function %0 is not covariant with the return type of "
1795 "the function it overrides (%1 is not derived from %2)">;
1796 def err_covariant_return_incomplete : Error<
1797 "return type of virtual function %0 is not covariant with the return type of "
1798 "the function it overrides (%1 is incomplete)">;
1799 def err_covariant_return_type_different_qualifications : Error<
1800 "return type of virtual function %0 is not covariant with the return type of "
1801 "the function it overrides (%1 has different qualifiers than %2)">;
1802 def err_covariant_return_type_class_type_more_qualified : Error<
1803 "return type of virtual function %0 is not covariant with the return type of "
1804 "the function it overrides (class type %1 is more qualified than class "
1807 // C++ implicit special member functions
1808 def note_in_declaration_of_implicit_special_member : Note<
1809 "while declaring the implicit %sub{select_special_member_kind}1"
1813 def err_constructor_cannot_be : Error<"constructor cannot be declared '%0'">;
1814 def err_invalid_qualified_constructor : Error<
1815 "'%0' qualifier is not allowed on a constructor">;
1816 def err_ref_qualifier_constructor : Error<
1817 "ref-qualifier '%select{&&|&}0' is not allowed on a constructor">;
1819 def err_constructor_return_type : Error<
1820 "constructor cannot have a return type">;
1821 def err_constructor_redeclared : Error<"constructor cannot be redeclared">;
1822 def err_constructor_byvalue_arg : Error<
1823 "copy constructor must pass its first argument by reference">;
1824 def warn_no_constructor_for_refconst : Warning<
1825 "%select{struct|interface|union|class|enum}0 %1 does not declare any "
1826 "constructor to initialize its non-modifiable members">;
1827 def note_refconst_member_not_initialized : Note<
1828 "%select{const|reference}0 member %1 will never be initialized">;
1829 def ext_ms_explicit_constructor_call : ExtWarn<
1830 "explicit constructor calls are a Microsoft extension">,
1831 InGroup<MicrosoftExplicitConstructorCall>;
1834 def err_destructor_not_member : Error<
1835 "destructor must be a non-static member function">;
1836 def err_destructor_cannot_be : Error<"destructor cannot be declared '%0'">;
1837 def err_invalid_qualified_destructor : Error<
1838 "'%0' qualifier is not allowed on a destructor">;
1839 def err_ref_qualifier_destructor : Error<
1840 "ref-qualifier '%select{&&|&}0' is not allowed on a destructor">;
1841 def err_destructor_return_type : Error<"destructor cannot have a return type">;
1842 def err_destructor_redeclared : Error<"destructor cannot be redeclared">;
1843 def err_destructor_with_params : Error<"destructor cannot have any parameters">;
1844 def err_destructor_variadic : Error<"destructor cannot be variadic">;
1845 def err_destructor_typedef_name : Error<
1846 "destructor cannot be declared using a %select{typedef|type alias}1 %0 of the class name">;
1847 def err_destructor_name : Error<
1848 "expected the class name after '~' to name the enclosing class">;
1849 def err_destructor_class_name : Error<
1850 "expected the class name after '~' to name a destructor">;
1851 def err_ident_in_dtor_not_a_type : Error<
1852 "identifier %0 in object destruction expression does not name a type">;
1853 def err_destructor_expr_type_mismatch : Error<
1854 "destructor type %0 in object destruction expression does not match the "
1855 "type %1 of the object being destroyed">;
1856 def note_destructor_type_here : Note<
1857 "type %0 is declared here">;
1859 def err_destroy_attr_on_non_static_var : Error<
1860 "%select{no_destroy|always_destroy}0 attribute can only be applied to a"
1861 " variable with static or thread storage duration">;
1863 def err_destructor_template : Error<
1864 "destructor cannot be declared as a template">;
1866 // C++ initialization
1867 def err_init_conversion_failed : Error<
1868 "cannot initialize %select{a variable|a parameter|return object|"
1869 "statement expression result|an "
1870 "exception object|a member subobject|an array element|a new value|a value|a "
1871 "base class|a constructor delegation|a vector element|a block element|a "
1872 "block element|a complex element|a lambda capture|a compound literal "
1873 "initializer|a related result|a parameter of CF audited function}0 "
1874 "%diff{of type $ with an %select{rvalue|lvalue}2 of type $|"
1875 "with an %select{rvalue|lvalue}2 of incompatible type}1,3"
1876 "%select{|: different classes%diff{ ($ vs $)|}5,6"
1877 "|: different number of parameters (%5 vs %6)"
1878 "|: type mismatch at %ordinal5 parameter%diff{ ($ vs $)|}6,7"
1879 "|: different return type%diff{ ($ vs $)|}5,6"
1880 "|: different qualifiers (%5 vs %6)"
1881 "|: different exception specifications}4">;
1883 def err_lvalue_to_rvalue_ref : Error<"rvalue reference %diff{to type $ cannot "
1884 "bind to lvalue of type $|cannot bind to incompatible lvalue}0,1">;
1885 def err_lvalue_reference_bind_to_initlist : Error<
1886 "%select{non-const|volatile}0 lvalue reference to type %1 cannot bind to an "
1887 "initializer list temporary">;
1888 def err_lvalue_reference_bind_to_temporary : Error<
1889 "%select{non-const|volatile}0 lvalue reference %diff{to type $ cannot bind "
1890 "to a temporary of type $|cannot bind to incompatible temporary}1,2">;
1891 def err_lvalue_reference_bind_to_unrelated : Error<
1892 "%select{non-const|volatile}0 lvalue reference "
1893 "%diff{to type $ cannot bind to a value of unrelated type $|"
1894 "cannot bind to a value of unrelated type}1,2">;
1895 def err_reference_bind_drops_quals : Error<
1896 "binding reference %diff{of type $ to value of type $|to value}0,1 "
1897 "%select{drops %3 qualifier%plural{1:|2:|4:|:s}4|changes address space}2">;
1898 def err_reference_bind_failed : Error<
1899 "reference %diff{to %select{type|incomplete type}1 $ could not bind to an "
1900 "%select{rvalue|lvalue}2 of type $|could not bind to %select{rvalue|lvalue}2 of "
1901 "incompatible type}0,3">;
1902 def err_reference_bind_temporary_addrspace : Error<
1903 "reference of type %0 cannot bind to a temporary object because of "
1904 "address space mismatch">;
1905 def err_reference_bind_init_list : Error<
1906 "reference to type %0 cannot bind to an initializer list">;
1907 def err_init_list_bad_dest_type : Error<
1908 "%select{|non-aggregate }0type %1 cannot be initialized with an initializer "
1910 def warn_cxx2a_compat_aggregate_init_with_ctors : Warning<
1911 "aggregate initialization of type %0 with user-declared constructors "
1912 "is incompatible with C++2a">, DefaultIgnore, InGroup<CXX2aCompat>;
1914 def err_reference_bind_to_bitfield : Error<
1915 "%select{non-const|volatile}0 reference cannot bind to "
1916 "bit-field%select{| %1}2">;
1917 def err_reference_bind_to_vector_element : Error<
1918 "%select{non-const|volatile}0 reference cannot bind to vector element">;
1919 def err_reference_var_requires_init : Error<
1920 "declaration of reference variable %0 requires an initializer">;
1921 def err_reference_without_init : Error<
1922 "reference to type %0 requires an initializer">;
1923 def note_value_initialization_here : Note<
1924 "in value-initialization of type %0 here">;
1925 def err_reference_has_multiple_inits : Error<
1926 "reference cannot be initialized with multiple values">;
1927 def err_init_non_aggr_init_list : Error<
1928 "initialization of non-aggregate type %0 with an initializer list">;
1929 def err_init_reference_member_uninitialized : Error<
1930 "reference member of type %0 uninitialized">;
1931 def note_uninit_reference_member : Note<
1932 "uninitialized reference member is here">;
1933 def warn_field_is_uninit : Warning<"field %0 is uninitialized when used here">,
1934 InGroup<Uninitialized>;
1935 def warn_base_class_is_uninit : Warning<
1936 "base class %0 is uninitialized when used here to access %q1">,
1937 InGroup<Uninitialized>;
1938 def warn_reference_field_is_uninit : Warning<
1939 "reference %0 is not yet bound to a value when used here">,
1940 InGroup<Uninitialized>;
1941 def note_uninit_in_this_constructor : Note<
1942 "during field initialization in %select{this|the implicit default}0 "
1944 def warn_static_self_reference_in_init : Warning<
1945 "static variable %0 is suspiciously used within its own initialization">,
1946 InGroup<UninitializedStaticSelfInit>;
1947 def warn_uninit_self_reference_in_init : Warning<
1948 "variable %0 is uninitialized when used within its own initialization">,
1949 InGroup<Uninitialized>;
1950 def warn_uninit_self_reference_in_reference_init : Warning<
1951 "reference %0 is not yet bound to a value when used within its own"
1953 InGroup<Uninitialized>;
1954 def warn_uninit_var : Warning<
1955 "variable %0 is uninitialized when %select{used here|captured by block}1">,
1956 InGroup<Uninitialized>, DefaultIgnore;
1957 def warn_sometimes_uninit_var : Warning<
1958 "variable %0 is %select{used|captured}1 uninitialized whenever "
1959 "%select{'%3' condition is %select{true|false}4|"
1960 "'%3' loop %select{is entered|exits because its condition is false}4|"
1961 "'%3' loop %select{condition is true|exits because its condition is false}4|"
1962 "switch %3 is taken|"
1963 "its declaration is reached|"
1965 InGroup<UninitializedSometimes>, DefaultIgnore;
1966 def warn_maybe_uninit_var : Warning<
1967 "variable %0 may be uninitialized when "
1968 "%select{used here|captured by block}1">,
1969 InGroup<UninitializedMaybe>, DefaultIgnore;
1970 def note_var_declared_here : Note<"variable %0 is declared here">;
1971 def note_uninit_var_use : Note<
1972 "%select{uninitialized use occurs|variable is captured by block}0 here">;
1973 def warn_uninit_byref_blockvar_captured_by_block : Warning<
1974 "block pointer variable %0 is %select{uninitialized|null}1 when captured by "
1975 "block">, InGroup<Uninitialized>, DefaultIgnore;
1976 def note_block_var_fixit_add_initialization : Note<
1977 "did you mean to use __block %0?">;
1978 def note_in_omitted_aggregate_initializer : Note<
1979 "in implicit initialization of %select{"
1980 "array element %1 with omitted initializer|"
1981 "field %1 with omitted initializer|"
1982 "trailing array elements in runtime-sized array new}0">;
1983 def note_in_reference_temporary_list_initializer : Note<
1984 "in initialization of temporary of type %0 created to "
1985 "list-initialize this reference">;
1986 def note_var_fixit_add_initialization : Note<
1987 "initialize the variable %0 to silence this warning">;
1988 def note_uninit_fixit_remove_cond : Note<
1989 "remove the %select{'%1' if its condition|condition if it}0 "
1990 "is always %select{false|true}2">;
1991 def err_init_incomplete_type : Error<"initialization of incomplete type %0">;
1992 def err_list_init_in_parens : Error<
1993 "cannot initialize %select{non-class|reference}0 type %1 with a "
1994 "parenthesized initializer list">;
1996 def warn_unsequenced_mod_mod : Warning<
1997 "multiple unsequenced modifications to %0">, InGroup<Unsequenced>;
1998 def warn_unsequenced_mod_use : Warning<
1999 "unsequenced modification and access to %0">, InGroup<Unsequenced>;
2001 def select_initialized_entity_kind : TextSubstitution<
2002 "%select{copying variable|copying parameter|"
2003 "returning object|initializing statement expression result|"
2004 "throwing object|copying member subobject|copying array element|"
2005 "allocating object|copying temporary|initializing base subobject|"
2006 "initializing vector element|capturing value}0">;
2008 def err_temp_copy_no_viable : Error<
2009 "no viable constructor %sub{select_initialized_entity_kind}0 of type %1">;
2010 def ext_rvalue_to_reference_temp_copy_no_viable : Extension<
2011 "no viable constructor %sub{select_initialized_entity_kind}0 of type %1; "
2012 "C++98 requires a copy constructor when binding a reference to a temporary">,
2013 InGroup<BindToTemporaryCopy>;
2014 def err_temp_copy_ambiguous : Error<
2015 "ambiguous constructor call when %sub{select_initialized_entity_kind}0 "
2017 def err_temp_copy_deleted : Error<
2018 "%sub{select_initialized_entity_kind}0 of type %1 "
2019 "invokes deleted constructor">;
2020 def err_temp_copy_incomplete : Error<
2021 "copying a temporary object of incomplete type %0">;
2022 def warn_cxx98_compat_temp_copy : Warning<
2023 "%sub{select_initialized_entity_kind}1 "
2024 "of type %2 when binding a reference to a temporary would %select{invoke "
2025 "an inaccessible constructor|find no viable constructor|find ambiguous "
2026 "constructors|invoke a deleted constructor}0 in C++98">,
2027 InGroup<CXX98CompatBindToTemporaryCopy>, DefaultIgnore;
2028 def err_selected_explicit_constructor : Error<
2029 "chosen constructor is explicit in copy-initialization">;
2030 def note_explicit_ctor_deduction_guide_here : Note<
2031 "explicit %select{constructor|deduction guide}0 declared here">;
2034 def err_decltype_in_declarator : Error<
2035 "'decltype' cannot be used to name a declaration">;
2038 def warn_cxx98_compat_auto_type_specifier : Warning<
2039 "'auto' type specifier is incompatible with C++98">,
2040 InGroup<CXX98Compat>, DefaultIgnore;
2041 def err_auto_variable_cannot_appear_in_own_initializer : Error<
2042 "variable %0 declared with deduced type %1 "
2043 "cannot appear in its own initializer">;
2044 def err_binding_cannot_appear_in_own_initializer : Error<
2045 "binding %0 cannot appear in the initializer of its own "
2046 "decomposition declaration">;
2047 def err_illegal_decl_array_of_auto : Error<
2048 "'%0' declared as array of %1">;
2049 def err_new_array_of_auto : Error<
2050 "cannot allocate array of 'auto'">;
2051 def err_auto_not_allowed : Error<
2052 "%select{'auto'|'decltype(auto)'|'__auto_type'|"
2054 "%select{class template|function template|variable template|alias template|"
2055 "template template parameter|concept|template}2 %3 requires template "
2056 "arguments; argument deduction}0 not allowed "
2057 "%select{in function prototype"
2058 "|in non-static struct member|in struct member"
2059 "|in non-static union member|in union member"
2060 "|in non-static class member|in interface member"
2061 "|in exception declaration|in template parameter until C++17|in block literal"
2062 "|in template argument|in typedef|in type alias|in function return type"
2063 "|in conversion function type|here|in lambda parameter"
2064 "|in type allocated by 'new'|in K&R-style function parameter"
2065 "|in template parameter|in friend declaration}1">;
2066 def err_dependent_deduced_tst : Error<
2067 "typename specifier refers to "
2068 "%select{class template|function template|variable template|alias template|"
2069 "template template parameter|template}0 member in %1; "
2070 "argument deduction not allowed here">;
2071 def err_auto_not_allowed_var_inst : Error<
2072 "'auto' variable template instantiation is not allowed">;
2073 def err_auto_var_requires_init : Error<
2074 "declaration of variable %0 with deduced type %1 requires an initializer">;
2075 def err_auto_new_requires_ctor_arg : Error<
2076 "new expression for type %0 requires a constructor argument">;
2077 def ext_auto_new_list_init : Extension<
2078 "ISO C++ standards before C++17 do not allow new expression for "
2079 "type %0 to use list-initialization">, InGroup<CXX17>;
2080 def err_auto_var_init_no_expression : Error<
2081 "initializer for variable %0 with type %1 is empty">;
2082 def err_auto_var_init_multiple_expressions : Error<
2083 "initializer for variable %0 with type %1 contains multiple expressions">;
2084 def err_auto_var_init_paren_braces : Error<
2085 "cannot deduce type for variable %1 with type %2 from "
2086 "%select{parenthesized|nested}0 initializer list">;
2087 def err_auto_new_ctor_multiple_expressions : Error<
2088 "new expression for type %0 contains multiple constructor arguments">;
2089 def err_auto_missing_trailing_return : Error<
2090 "'auto' return without trailing return type; deduced return types are a "
2092 def err_deduced_return_type : Error<
2093 "deduced return types are a C++14 extension">;
2094 def err_trailing_return_without_auto : Error<
2095 "function with trailing return type must specify return type 'auto', not %0">;
2096 def err_trailing_return_in_parens : Error<
2097 "trailing return type may not be nested within parentheses">;
2098 def err_auto_var_deduction_failure : Error<
2099 "variable %0 with type %1 has incompatible initializer of type %2">;
2100 def err_auto_var_deduction_failure_from_init_list : Error<
2101 "cannot deduce actual type for variable %0 with type %1 from initializer list">;
2102 def err_auto_new_deduction_failure : Error<
2103 "new expression for type %0 has incompatible constructor argument of type %1">;
2104 def err_auto_inconsistent_deduction : Error<
2105 "deduced conflicting types %diff{($ vs $) |}0,1"
2106 "for initializer list element type">;
2107 def err_auto_different_deductions : Error<
2108 "%select{'auto'|'decltype(auto)'|'__auto_type'|template arguments}0 "
2109 "deduced as %1 in declaration of %2 and "
2110 "deduced as %3 in declaration of %4">;
2111 def err_auto_non_deduced_not_alone : Error<
2112 "%select{function with deduced return type|"
2113 "declaration with trailing return type}0 "
2114 "must be the only declaration in its group">;
2115 def err_implied_std_initializer_list_not_found : Error<
2116 "cannot deduce type of initializer list because std::initializer_list was "
2117 "not found; include <initializer_list>">;
2118 def err_malformed_std_initializer_list : Error<
2119 "std::initializer_list must be a class template with a single type parameter">;
2120 def err_auto_init_list_from_c : Error<
2121 "cannot use __auto_type with initializer list in C">;
2122 def err_auto_bitfield : Error<
2123 "cannot pass bit-field as __auto_type initializer in C">;
2125 // C++1y decltype(auto) type
2126 def err_decltype_auto_invalid : Error<
2127 "'decltype(auto)' not allowed here">;
2128 def err_decltype_auto_cannot_be_combined : Error<
2129 "'decltype(auto)' cannot be combined with other type specifiers">;
2130 def err_decltype_auto_function_declarator_not_declaration : Error<
2131 "'decltype(auto)' can only be used as a return type "
2132 "in a function declaration">;
2133 def err_decltype_auto_compound_type : Error<
2134 "cannot form %select{pointer to|reference to|array of}0 'decltype(auto)'">;
2135 def err_decltype_auto_initializer_list : Error<
2136 "cannot deduce 'decltype(auto)' from initializer list">;
2138 // C++17 deduced class template specialization types
2139 def err_deduced_class_template_compound_type : Error<
2140 "cannot %select{form pointer to|form reference to|form array of|"
2141 "form function returning|use parentheses when declaring variable with}0 "
2142 "deduced class template specialization type">;
2143 def err_deduced_non_class_template_specialization_type : Error<
2144 "%select{<error>|function template|variable template|alias template|"
2145 "template template parameter|concept|template}0 %1 requires template "
2146 "arguments; argument deduction only allowed for class templates">;
2147 def err_deduced_class_template_ctor_ambiguous : Error<
2148 "ambiguous deduction for template arguments of %0">;
2149 def err_deduced_class_template_ctor_no_viable : Error<
2150 "no viable constructor or deduction guide for deduction of "
2151 "template arguments of %0">;
2152 def err_deduced_class_template_incomplete : Error<
2153 "template %0 has no definition and no %select{|viable }1deduction guides "
2154 "for deduction of template arguments">;
2155 def err_deduced_class_template_deleted : Error<
2156 "class template argument deduction for %0 selected a deleted constructor">;
2157 def err_deduced_class_template_explicit : Error<
2158 "class template argument deduction for %0 selected an explicit "
2159 "%select{constructor|deduction guide}1 for copy-list-initialization">;
2160 def err_deduction_guide_no_trailing_return_type : Error<
2161 "deduction guide declaration without trailing return type">;
2162 def err_deduction_guide_bad_trailing_return_type : Error<
2163 "deduced type %1 of deduction guide is not %select{|written as }2"
2164 "a specialization of template %0">;
2165 def err_deduction_guide_with_complex_decl : Error<
2166 "cannot specify any part of a return type in the "
2167 "declaration of a deduction guide">;
2168 def err_deduction_guide_invalid_specifier : Error<
2169 "deduction guide cannot be declared '%0'">;
2170 def err_deduction_guide_name_not_class_template : Error<
2171 "cannot specify deduction guide for "
2172 "%select{<error>|function template|variable template|alias template|"
2173 "template template parameter|concept|dependent template name}0 %1">;
2174 def err_deduction_guide_wrong_scope : Error<
2175 "deduction guide must be declared in the same scope as template %q0">;
2176 def err_deduction_guide_defines_function : Error<
2177 "deduction guide cannot have a function definition">;
2178 def err_deduction_guide_redeclared : Error<
2179 "redeclaration of deduction guide">;
2180 def err_deduction_guide_specialized : Error<"deduction guide cannot be "
2181 "%select{explicitly instantiated|explicitly specialized}0">;
2182 def err_deduction_guide_template_not_deducible : Error<
2183 "deduction guide template contains "
2184 "%select{a template parameter|template parameters}0 that cannot be "
2186 def err_deduction_guide_wrong_access : Error<
2187 "deduction guide has different access from the corresponding "
2189 def note_deduction_guide_template_access : Note<
2190 "member template declared %0 here">;
2191 def note_deduction_guide_access : Note<
2192 "deduction guide declared %0 by intervening access specifier">;
2193 def warn_cxx14_compat_class_template_argument_deduction : Warning<
2194 "class template argument deduction is incompatible with C++ standards "
2195 "before C++17%select{|; for compatibility, use explicit type name %1}0">,
2196 InGroup<CXXPre17Compat>, DefaultIgnore;
2197 def warn_ctad_maybe_unsupported : Warning<
2198 "%0 may not intend to support class template argument deduction">,
2199 InGroup<CTADMaybeUnsupported>, DefaultIgnore;
2200 def note_suppress_ctad_maybe_unsupported : Note<
2201 "add a deduction guide to suppress this warning">;
2204 // C++14 deduced return types
2205 def err_auto_fn_deduction_failure : Error<
2206 "cannot deduce return type %0 from returned value of type %1">;
2207 def err_auto_fn_different_deductions : Error<
2208 "'%select{auto|decltype(auto)}0' in return type deduced as %1 here but "
2209 "deduced as %2 in earlier return statement">;
2210 def err_auto_fn_used_before_defined : Error<
2211 "function %0 with deduced return type cannot be used before it is defined">;
2212 def err_auto_fn_no_return_but_not_auto : Error<
2213 "cannot deduce return type %0 for function with no return statements">;
2214 def err_auto_fn_return_void_but_not_auto : Error<
2215 "cannot deduce return type %0 from omitted return expression">;
2216 def err_auto_fn_return_init_list : Error<
2217 "cannot deduce return type from initializer list">;
2218 def err_auto_fn_virtual : Error<
2219 "function with deduced return type cannot be virtual">;
2220 def warn_cxx11_compat_deduced_return_type : Warning<
2221 "return type deduction is incompatible with C++ standards before C++14">,
2222 InGroup<CXXPre14Compat>, DefaultIgnore;
2224 // C++11 override control
2225 def override_keyword_only_allowed_on_virtual_member_functions : Error<
2226 "only virtual member functions can be marked '%0'">;
2227 def override_keyword_hides_virtual_member_function : Error<
2228 "non-virtual member function marked '%0' hides virtual member "
2229 "%select{function|functions}1">;
2230 def err_function_marked_override_not_overriding : Error<
2231 "%0 marked 'override' but does not override any member functions">;
2232 def warn_destructor_marked_not_override_overriding : Warning <
2233 "%0 overrides a destructor but is not marked 'override'">,
2234 InGroup<CXX11WarnOverrideDestructor>, DefaultIgnore;
2235 def warn_function_marked_not_override_overriding : Warning <
2236 "%0 overrides a member function but is not marked 'override'">,
2237 InGroup<CXX11WarnOverrideMethod>;
2238 def err_class_marked_final_used_as_base : Error<
2239 "base %0 is marked '%select{final|sealed}1'">;
2240 def warn_abstract_final_class : Warning<
2241 "abstract class is marked '%select{final|sealed}0'">, InGroup<AbstractFinalClass>;
2242 def warn_final_dtor_non_final_class : Warning<
2243 "class with destructor marked '%select{final|sealed}0' cannot be inherited from">,
2244 InGroup<FinalDtorNonFinalClass>;
2245 def note_final_dtor_non_final_class_silence : Note<
2246 "mark %0 as '%select{final|sealed}1' to silence this warning">;
2249 def err_repeat_attribute : Error<"%0 attribute cannot be repeated">;
2252 def err_final_function_overridden : Error<
2253 "declaration of %0 overrides a '%select{final|sealed}1' function">;
2255 // C++11 scoped enumerations
2256 def err_enum_invalid_underlying : Error<
2257 "non-integral type %0 is an invalid underlying type">;
2258 def err_enumerator_too_large : Error<
2259 "enumerator value is not representable in the underlying type %0">;
2260 def ext_enumerator_too_large : Extension<
2261 "enumerator value is not representable in the underlying type %0">,
2262 InGroup<MicrosoftEnumValue>;
2263 def err_enumerator_wrapped : Error<
2264 "enumerator value %0 is not representable in the underlying type %1">;
2265 def err_enum_redeclare_type_mismatch : Error<
2266 "enumeration redeclared with different underlying type %0 (was %1)">;
2267 def err_enum_redeclare_fixed_mismatch : Error<
2268 "enumeration previously declared with %select{non|}0fixed underlying type">;
2269 def err_enum_redeclare_scoped_mismatch : Error<
2270 "enumeration previously declared as %select{un|}0scoped">;
2271 def err_enum_class_reference : Error<
2272 "reference to %select{|scoped }0enumeration must use 'enum' "
2273 "not 'enum class'">;
2274 def err_only_enums_have_underlying_types : Error<
2275 "only enumeration types have underlying types">;
2276 def err_underlying_type_of_incomplete_enum : Error<
2277 "cannot determine underlying type of incomplete enumeration type %0">;
2279 // C++11 delegating constructors
2280 def err_delegating_ctor : Error<
2281 "delegating constructors are permitted only in C++11">;
2282 def warn_cxx98_compat_delegating_ctor : Warning<
2283 "delegating constructors are incompatible with C++98">,
2284 InGroup<CXX98Compat>, DefaultIgnore;
2285 def err_delegating_initializer_alone : Error<
2286 "an initializer for a delegating constructor must appear alone">;
2287 def warn_delegating_ctor_cycle : Warning<
2288 "constructor for %0 creates a delegation cycle">, DefaultError,
2289 InGroup<DelegatingCtorCycles>;
2290 def note_it_delegates_to : Note<"it delegates to">;
2291 def note_which_delegates_to : Note<"which delegates to">;
2293 // C++11 range-based for loop
2294 def err_for_range_decl_must_be_var : Error<
2295 "for range declaration must declare a variable">;
2296 def err_for_range_storage_class : Error<
2297 "loop variable %0 may not be declared %select{'extern'|'static'|"
2298 "'__private_extern__'|'auto'|'register'|'constexpr'}1">;
2299 def err_type_defined_in_for_range : Error<
2300 "types may not be defined in a for range declaration">;
2301 def err_for_range_deduction_failure : Error<
2302 "cannot use type %0 as a range">;
2303 def err_for_range_incomplete_type : Error<
2304 "cannot use incomplete type %0 as a range">;
2305 def err_for_range_iter_deduction_failure : Error<
2306 "cannot use type %0 as an iterator">;
2307 def ext_for_range_begin_end_types_differ : ExtWarn<
2308 "'begin' and 'end' returning different types (%0 and %1) is a C++17 extension">,
2310 def warn_for_range_begin_end_types_differ : Warning<
2311 "'begin' and 'end' returning different types (%0 and %1) is incompatible "
2312 "with C++ standards before C++17">, InGroup<CXXPre17Compat>, DefaultIgnore;
2313 def note_in_for_range: Note<
2314 "when looking up '%select{begin|end}0' function for range expression "
2316 def err_for_range_invalid: Error<
2317 "invalid range expression of type %0; no viable '%select{begin|end}1' "
2318 "function available">;
2319 def note_for_range_member_begin_end_ignored : Note<
2320 "member is not a candidate because range type %0 has no '%select{end|begin}1' member">;
2321 def err_range_on_array_parameter : Error<
2322 "cannot build range expression with array function parameter %0 since "
2323 "parameter with array type %1 is treated as pointer type %2">;
2324 def err_for_range_dereference : Error<
2325 "invalid range expression of type %0; did you mean to dereference it "
2327 def note_for_range_invalid_iterator : Note <
2328 "in implicit call to 'operator%select{!=|*|++}0' for iterator of type %1">;
2329 def note_for_range_begin_end : Note<
2330 "selected '%select{begin|end}0' %select{function|template }1%2 with iterator type %3">;
2331 def warn_for_range_const_reference_copy : Warning<
2333 "%diff{has type $ but is initialized with type $"
2334 "| is initialized with a value of a different type}1,2 resulting in a copy">,
2335 InGroup<RangeLoopAnalysis>, DefaultIgnore;
2336 def note_use_type_or_non_reference : Note<
2337 "use non-reference type %0 to keep the copy or type %1 to prevent copying">;
2338 def warn_for_range_variable_always_copy : Warning<
2339 "loop variable %0 is always a copy because the range of type %1 does not "
2340 "return a reference">,
2341 InGroup<RangeLoopAnalysis>, DefaultIgnore;
2342 def note_use_non_reference_type : Note<"use non-reference type %0">;
2343 def warn_for_range_copy : Warning<
2344 "loop variable %0 of type %1 creates a copy from type %2">,
2345 InGroup<RangeLoopAnalysis>, DefaultIgnore;
2346 def note_use_reference_type : Note<"use reference type %0 to prevent copying">;
2347 def err_objc_for_range_init_stmt : Error<
2348 "initialization statement is not supported when iterating over Objective-C "
2352 def warn_cxx98_compat_constexpr : Warning<
2353 "'constexpr' specifier is incompatible with C++98">,
2354 InGroup<CXX98Compat>, DefaultIgnore;
2355 // FIXME: Maybe this should also go in -Wc++14-compat?
2356 def warn_cxx14_compat_constexpr_not_const : Warning<
2357 "'constexpr' non-static member function will not be implicitly 'const' "
2358 "in C++14; add 'const' to avoid a change in behavior">,
2359 InGroup<DiagGroup<"constexpr-not-const">>;
2360 def err_invalid_constexpr : Error<
2361 "%select{function parameter|typedef}0 "
2362 "cannot be %sub{select_constexpr_spec_kind}1">;
2363 def err_invalid_constexpr_member : Error<"non-static data member cannot be "
2364 "constexpr%select{; did you intend to make it %select{const|static}0?|}1">;
2365 def err_constexpr_tag : Error<
2366 "%select{class|struct|interface|union|enum}0 "
2367 "cannot be marked %sub{select_constexpr_spec_kind}1">;
2368 def err_constexpr_dtor : Error<
2369 "destructor cannot be declared %sub{select_constexpr_spec_kind}0">;
2370 def err_constexpr_dtor_subobject : Error<
2371 "destructor cannot be declared %sub{select_constexpr_spec_kind}0 because "
2372 "%select{data member %2|base class %3}1 does not have a "
2373 "constexpr destructor">;
2374 def note_constexpr_dtor_subobject : Note<
2375 "%select{data member %1|base class %2}0 declared here">;
2376 def err_constexpr_wrong_decl_kind : Error<
2377 "%sub{select_constexpr_spec_kind}0 can only be used "
2378 "in %select{|variable and function|function|variable}0 declarations">;
2379 def err_invalid_constexpr_var_decl : Error<
2380 "constexpr variable declaration must be a definition">;
2381 def err_constexpr_static_mem_var_requires_init : Error<
2382 "declaration of constexpr static data member %0 requires an initializer">;
2383 def err_constexpr_var_non_literal : Error<
2384 "constexpr variable cannot have non-literal type %0">;
2385 def err_constexpr_var_requires_const_init : Error<
2386 "constexpr variable %0 must be initialized by a constant expression">;
2387 def err_constexpr_var_requires_const_destruction : Error<
2388 "constexpr variable %0 must have constant destruction">;
2389 def err_constexpr_redecl_mismatch : Error<
2390 "%select{non-constexpr|constexpr|consteval}1 declaration of %0"
2391 " follows %select{non-constexpr|constexpr|consteval}2 declaration">;
2392 def err_constexpr_virtual : Error<"virtual function cannot be constexpr">;
2393 def warn_cxx17_compat_constexpr_virtual : Warning<
2394 "virtual constexpr functions are incompatible with "
2395 "C++ standards before C++2a">, InGroup<CXXPre2aCompat>, DefaultIgnore;
2396 def err_constexpr_virtual_base : Error<
2397 "constexpr %select{member function|constructor}0 not allowed in "
2398 "%select{struct|interface|class}1 with virtual base "
2399 "%plural{1:class|:classes}2">;
2400 def note_non_literal_incomplete : Note<
2401 "incomplete type %0 is not a literal type">;
2402 def note_non_literal_virtual_base : Note<"%select{struct|interface|class}0 "
2403 "with virtual base %plural{1:class|:classes}1 is not a literal type">;
2404 def note_constexpr_virtual_base_here : Note<"virtual base class declared here">;
2405 def err_constexpr_non_literal_return : Error<
2406 "%select{constexpr|consteval}0 function's return type %1 is not a literal type">;
2407 def err_constexpr_non_literal_param : Error<
2408 "%select{constexpr|consteval}2 %select{function|constructor}1's %ordinal0 parameter type %3 is "
2409 "not a literal type">;
2410 def err_constexpr_body_invalid_stmt : Error<
2411 "statement not allowed in %select{constexpr|consteval}1 %select{function|constructor}0">;
2412 def ext_constexpr_body_invalid_stmt : ExtWarn<
2413 "use of this statement in a constexpr %select{function|constructor}0 "
2414 "is a C++14 extension">, InGroup<CXX14>;
2415 def warn_cxx11_compat_constexpr_body_invalid_stmt : Warning<
2416 "use of this statement in a constexpr %select{function|constructor}0 "
2417 "is incompatible with C++ standards before C++14">,
2418 InGroup<CXXPre14Compat>, DefaultIgnore;
2419 def ext_constexpr_body_invalid_stmt_cxx2a : ExtWarn<
2420 "use of this statement in a constexpr %select{function|constructor}0 "
2421 "is a C++2a extension">, InGroup<CXX2a>;
2422 def warn_cxx17_compat_constexpr_body_invalid_stmt : Warning<
2423 "use of this statement in a constexpr %select{function|constructor}0 "
2424 "is incompatible with C++ standards before C++2a">,
2425 InGroup<CXXPre2aCompat>, DefaultIgnore;
2426 def ext_constexpr_type_definition : ExtWarn<
2427 "type definition in a constexpr %select{function|constructor}0 "
2428 "is a C++14 extension">, InGroup<CXX14>;
2429 def warn_cxx11_compat_constexpr_type_definition : Warning<
2430 "type definition in a constexpr %select{function|constructor}0 "
2431 "is incompatible with C++ standards before C++14">,
2432 InGroup<CXXPre14Compat>, DefaultIgnore;
2433 def err_constexpr_vla : Error<
2434 "variably-modified type %0 cannot be used in a constexpr "
2435 "%select{function|constructor}1">;
2436 def ext_constexpr_local_var : ExtWarn<
2437 "variable declaration in a constexpr %select{function|constructor}0 "
2438 "is a C++14 extension">, InGroup<CXX14>;
2439 def warn_cxx11_compat_constexpr_local_var : Warning<
2440 "variable declaration in a constexpr %select{function|constructor}0 "
2441 "is incompatible with C++ standards before C++14">,
2442 InGroup<CXXPre14Compat>, DefaultIgnore;
2443 def err_constexpr_local_var_static : Error<
2444 "%select{static|thread_local}1 variable not permitted in a constexpr "
2445 "%select{function|constructor}0">;
2446 def err_constexpr_local_var_non_literal_type : Error<
2447 "variable of non-literal type %1 cannot be defined in a constexpr "
2448 "%select{function|constructor}0">;
2449 def ext_constexpr_local_var_no_init : ExtWarn<
2450 "uninitialized variable in a constexpr %select{function|constructor}0 "
2451 "is a C++20 extension">, InGroup<CXX2a>;
2452 def warn_cxx17_compat_constexpr_local_var_no_init : Warning<
2453 "uninitialized variable in a constexpr %select{function|constructor}0 "
2454 "is incompatible with C++ standards before C++20">,
2455 InGroup<CXXPre2aCompat>, DefaultIgnore;
2456 def ext_constexpr_function_never_constant_expr : ExtWarn<
2457 "constexpr %select{function|constructor}0 never produces a "
2458 "constant expression">, InGroup<DiagGroup<"invalid-constexpr">>, DefaultError;
2459 def err_attr_cond_never_constant_expr : Error<
2460 "%0 attribute expression never produces a constant expression">;
2461 def err_diagnose_if_invalid_diagnostic_type : Error<
2462 "invalid diagnostic type for 'diagnose_if'; use \"error\" or \"warning\" "
2464 def err_constexpr_body_no_return : Error<
2465 "no return statement in %select{constexpr|consteval}0 function">;
2466 def err_constexpr_return_missing_expr : Error<
2467 "non-void %select{constexpr|consteval}1 function %0 should return a value">;
2468 def warn_cxx11_compat_constexpr_body_no_return : Warning<
2469 "constexpr function with no return statements is incompatible with C++ "
2470 "standards before C++14">, InGroup<CXXPre14Compat>, DefaultIgnore;
2471 def ext_constexpr_body_multiple_return : ExtWarn<
2472 "multiple return statements in constexpr function is a C++14 extension">,
2474 def warn_cxx11_compat_constexpr_body_multiple_return : Warning<
2475 "multiple return statements in constexpr function "
2476 "is incompatible with C++ standards before C++14">,
2477 InGroup<CXXPre14Compat>, DefaultIgnore;
2478 def note_constexpr_body_previous_return : Note<
2479 "previous return statement is here">;
2481 // C++2a function try blocks in constexpr
2482 def ext_constexpr_function_try_block_cxx2a : ExtWarn<
2483 "function try block in constexpr %select{function|constructor}0 is "
2484 "a C++2a extension">, InGroup<CXX2a>;
2485 def warn_cxx17_compat_constexpr_function_try_block : Warning<
2486 "function try block in constexpr %select{function|constructor}0 is "
2487 "incompatible with C++ standards before C++2a">,
2488 InGroup<CXXPre2aCompat>, DefaultIgnore;
2490 def ext_constexpr_union_ctor_no_init : ExtWarn<
2491 "constexpr union constructor that does not initialize any member "
2492 "is a C++20 extension">, InGroup<CXX2a>;
2493 def warn_cxx17_compat_constexpr_union_ctor_no_init : Warning<
2494 "constexpr union constructor that does not initialize any member "
2495 "is incompatible with C++ standards before C++20">,
2496 InGroup<CXXPre2aCompat>, DefaultIgnore;
2497 def ext_constexpr_ctor_missing_init : ExtWarn<
2498 "constexpr constructor that does not initialize all members "
2499 "is a C++20 extension">, InGroup<CXX2a>;
2500 def warn_cxx17_compat_constexpr_ctor_missing_init : Warning<
2501 "constexpr constructor that does not initialize all members "
2502 "is incompatible with C++ standards before C++20">,
2503 InGroup<CXXPre2aCompat>, DefaultIgnore;
2504 def note_constexpr_ctor_missing_init : Note<
2505 "member not initialized by constructor">;
2506 def note_non_literal_no_constexpr_ctors : Note<
2507 "%0 is not literal because it is not an aggregate and has no constexpr "
2508 "constructors other than copy or move constructors">;
2509 def note_non_literal_base_class : Note<
2510 "%0 is not literal because it has base class %1 of non-literal type">;
2511 def note_non_literal_field : Note<
2512 "%0 is not literal because it has data member %1 of "
2513 "%select{non-literal|volatile}3 type %2">;
2514 def note_non_literal_user_provided_dtor : Note<
2515 "%0 is not literal because it has a user-provided destructor">;
2516 def note_non_literal_nontrivial_dtor : Note<
2517 "%0 is not literal because it has a non-trivial destructor">;
2518 def note_non_literal_non_constexpr_dtor : Note<
2519 "%0 is not literal because its destructor is not constexpr">;
2520 def note_non_literal_lambda : Note<
2521 "lambda closure types are non-literal types before C++17">;
2522 def warn_private_extern : Warning<
2523 "use of __private_extern__ on a declaration may not produce external symbol "
2524 "private to the linkage unit and is deprecated">, InGroup<PrivateExtern>;
2525 def note_private_extern : Note<
2526 "use __attribute__((visibility(\"hidden\"))) attribute instead">;
2529 def err_concept_decls_may_only_appear_in_global_namespace_scope : Error<
2530 "concept declarations may only appear in global or namespace scope">;
2531 def err_concept_no_parameters : Error<
2532 "concept template parameter list must have at least one parameter; explicit "
2533 "specialization of concepts is not allowed">;
2534 def err_concept_extra_headers : Error<
2535 "extraneous template parameter list in concept definition">;
2536 def err_concept_no_associated_constraints : Error<
2537 "concept cannot have associated constraints">;
2538 def err_concept_not_implemented : Error<
2539 "sorry, unimplemented concepts feature %0 used">;
2540 def err_non_constant_constraint_expression : Error<
2541 "substitution into constraint expression resulted in a non-constant "
2543 def err_non_bool_atomic_constraint : Error<
2544 "atomic constraint must be of type 'bool' (found %0)">;
2546 def err_template_different_requires_clause : Error<
2547 "requires clause differs in template redeclaration">;
2549 // C++11 char16_t/char32_t
2550 def warn_cxx98_compat_unicode_type : Warning<
2551 "'%0' type specifier is incompatible with C++98">,
2552 InGroup<CXX98Compat>, DefaultIgnore;
2553 def warn_cxx17_compat_unicode_type : Warning<
2554 "'char8_t' type specifier is incompatible with C++ standards before C++20">,
2555 InGroup<CXXPre2aCompat>, DefaultIgnore;
2557 // __make_integer_seq
2558 def err_integer_sequence_negative_length : Error<
2559 "integer sequences must have non-negative sequence length">;
2560 def err_integer_sequence_integral_element_type : Error<
2561 "integer sequences must have integral element type">;
2563 // __type_pack_element
2564 def err_type_pack_element_out_of_bounds : Error<
2565 "a parameter pack may not be accessed at an out of bounds index">;
2568 def err_objc_decls_may_only_appear_in_global_scope : Error<
2569 "Objective-C declarations may only appear in global scope">;
2570 def warn_auto_var_is_id : Warning<
2571 "'auto' deduced as 'id' in declaration of %0">,
2572 InGroup<DiagGroup<"auto-var-id">>;
2575 def err_nsobject_attribute : Error<
2576 "'NSObject' attribute is for pointer types only">;
2577 def err_attributes_are_not_compatible : Error<
2578 "%0 and %1 attributes are not compatible">;
2579 def err_attribute_invalid_argument : Error<
2580 "%select{'void'|a reference type|an array type|a non-vector or "
2581 "non-vectorizable scalar type}0 is an invalid argument to attribute %1">;
2582 def err_attribute_wrong_number_arguments : Error<
2583 "%0 attribute %plural{0:takes no arguments|1:takes one argument|"
2584 ":requires exactly %1 arguments}1">;
2585 def err_attribute_too_many_arguments : Error<
2586 "%0 attribute takes no more than %1 argument%s1">;
2587 def err_attribute_too_few_arguments : Error<
2588 "%0 attribute takes at least %1 argument%s1">;
2589 def err_attribute_invalid_vector_type : Error<"invalid vector element type %0">;
2590 def err_attribute_bad_neon_vector_size : Error<
2591 "Neon vector size must be 64 or 128 bits">;
2592 def err_attribute_requires_positive_integer : Error<
2593 "%0 attribute requires a %select{positive|non-negative}1 "
2594 "integral compile time constant expression">;
2595 def err_attribute_requires_opencl_version : Error<
2596 "%0 attribute requires OpenCL version %1%select{| or above}2">;
2597 def warn_unsupported_target_attribute
2598 : Warning<"%select{unsupported|duplicate}0%select{| architecture}1 '%2' in"
2599 " the 'target' attribute string; 'target' attribute ignored">,
2600 InGroup<IgnoredAttributes>;
2601 def err_attribute_unsupported
2602 : Error<"%0 attribute is not supported for this target">;
2603 // The err_*_attribute_argument_not_int are separate because they're used by
2604 // VerifyIntegerConstantExpression.
2605 def err_aligned_attribute_argument_not_int : Error<
2606 "'aligned' attribute requires integer constant">;
2607 def err_align_value_attribute_argument_not_int : Error<
2608 "'align_value' attribute requires integer constant">;
2609 def err_alignas_attribute_wrong_decl_type : Error<
2610 "%0 attribute cannot be applied to a %select{function parameter|"
2611 "variable with 'register' storage class|'catch' variable|bit-field}1">;
2612 def err_alignas_missing_on_definition : Error<
2613 "%0 must be specified on definition if it is specified on any declaration">;
2614 def note_alignas_on_declaration : Note<"declared with %0 attribute here">;
2615 def err_alignas_mismatch : Error<
2616 "redeclaration has different alignment requirement (%1 vs %0)">;
2617 def err_alignas_underaligned : Error<
2618 "requested alignment is less than minimum alignment of %1 for type %0">;
2619 def err_attribute_argument_n_type : Error<
2620 "%0 attribute requires parameter %1 to be %select{int or bool|an integer "
2621 "constant|a string|an identifier}2">;
2622 def err_attribute_argument_type : Error<
2623 "%0 attribute requires %select{int or bool|an integer "
2624 "constant|a string|an identifier}1">;
2625 def err_attribute_argument_out_of_range : Error<
2626 "%0 attribute requires integer constant between %1 and %2 inclusive">;
2627 def err_init_priority_object_attr : Error<
2628 "can only use 'init_priority' attribute on file-scope definitions "
2629 "of objects of class type">;
2630 def err_attribute_argument_out_of_bounds : Error<
2631 "%0 attribute parameter %1 is out of bounds">;
2632 def err_attribute_only_once_per_parameter : Error<
2633 "%0 attribute can only be applied once per parameter">;
2634 def err_mismatched_uuid : Error<"uuid does not match previous declaration">;
2635 def note_previous_uuid : Note<"previous uuid specified here">;
2636 def warn_attribute_pointers_only : Warning<
2637 "%0 attribute only applies to%select{| constant}1 pointer arguments">,
2638 InGroup<IgnoredAttributes>;
2639 def err_attribute_pointers_only : Error<warn_attribute_pointers_only.Text>;
2640 def err_attribute_integers_only : Error<
2641 "%0 attribute argument may only refer to a function parameter of integer "
2643 def warn_attribute_return_pointers_only : Warning<
2644 "%0 attribute only applies to return values that are pointers">,
2645 InGroup<IgnoredAttributes>;
2646 def warn_attribute_return_pointers_refs_only : Warning<
2647 "%0 attribute only applies to return values that are pointers or references">,
2648 InGroup<IgnoredAttributes>;
2649 def warn_attribute_pointer_or_reference_only : Warning<
2650 "%0 attribute only applies to a pointer or reference (%1 is invalid)">,
2651 InGroup<IgnoredAttributes>;
2652 def err_attribute_no_member_pointers : Error<
2653 "%0 attribute cannot be used with pointers to members">;
2654 def err_attribute_invalid_implicit_this_argument : Error<
2655 "%0 attribute is invalid for the implicit this argument">;
2656 def err_ownership_type : Error<
2657 "%0 attribute only applies to %select{pointer|integer}1 arguments">;
2658 def err_ownership_returns_index_mismatch : Error<
2659 "'ownership_returns' attribute index does not match; here it is %0">;
2660 def note_ownership_returns_index_mismatch : Note<
2661 "declared with index %0 here">;
2662 def err_format_strftime_third_parameter : Error<
2663 "strftime format attribute requires 3rd parameter to be 0">;
2664 def err_format_attribute_requires_variadic : Error<
2665 "format attribute requires variadic function">;
2666 def err_format_attribute_not : Error<"format argument not %0">;
2667 def err_format_attribute_result_not : Error<"function does not return %0">;
2668 def err_format_attribute_implicit_this_format_string : Error<
2669 "format attribute cannot specify the implicit this argument as the format "
2671 def err_callback_attribute_no_callee : Error<
2672 "'callback' attribute specifies no callback callee">;
2673 def err_callback_attribute_invalid_callee : Error<
2674 "'callback' attribute specifies invalid callback callee">;
2675 def err_callback_attribute_multiple : Error<
2676 "multiple 'callback' attributes specified">;
2677 def err_callback_attribute_argument_unknown : Error<
2678 "'callback' attribute argument %0 is not a known function parameter">;
2679 def err_callback_callee_no_function_type : Error<
2680 "'callback' attribute callee does not have function type">;
2681 def err_callback_callee_is_variadic : Error<
2682 "'callback' attribute callee may not be variadic">;
2683 def err_callback_implicit_this_not_available : Error<
2684 "'callback' argument at position %0 references unavailable implicit 'this'">;
2685 def err_init_method_bad_return_type : Error<
2686 "init methods must return an object pointer type, not %0">;
2687 def err_attribute_invalid_size : Error<
2688 "vector size not an integral multiple of component size">;
2689 def err_attribute_zero_size : Error<"zero vector size">;
2690 def err_attribute_size_too_large : Error<"vector size too large">;
2691 def err_typecheck_vector_not_convertable_implict_truncation : Error<
2692 "cannot convert between %select{scalar|vector}0 type %1 and vector type"
2693 " %2 as implicit conversion would cause truncation">;
2694 def err_typecheck_vector_not_convertable : Error<
2695 "cannot convert between vector values of different size (%0 and %1)">;
2696 def err_typecheck_vector_not_convertable_non_scalar : Error<
2697 "cannot convert between vector and non-scalar values (%0 and %1)">;
2698 def err_typecheck_vector_lengths_not_equal : Error<
2699 "vector operands do not have the same number of elements (%0 and %1)">;
2700 def warn_typecheck_vector_element_sizes_not_equal : Warning<
2701 "vector operands do not have the same elements sizes (%0 and %1)">,
2702 InGroup<DiagGroup<"vec-elem-size">>, DefaultError;
2703 def err_ext_vector_component_exceeds_length : Error<
2704 "vector component access exceeds type %0">;
2705 def err_ext_vector_component_name_illegal : Error<
2706 "illegal vector component name '%0'">;
2707 def err_attribute_address_space_negative : Error<
2708 "address space is negative">;
2709 def err_attribute_address_space_too_high : Error<
2710 "address space is larger than the maximum supported (%0)">;
2711 def err_attribute_address_multiple_qualifiers : Error<
2712 "multiple address spaces specified for type">;
2713 def warn_attribute_address_multiple_identical_qualifiers : Warning<
2714 "multiple identical address spaces specified for type">,
2715 InGroup<DuplicateDeclSpecifier>;
2716 def err_attribute_address_function_type : Error<
2717 "function type may not be qualified with an address space">;
2718 def err_as_qualified_auto_decl : Error<
2719 "automatic variable qualified with an%select{| invalid}0 address space">;
2720 def err_arg_with_address_space : Error<
2721 "parameter may not be qualified with an address space">;
2722 def err_field_with_address_space : Error<
2723 "field may not be qualified with an address space">;
2724 def err_compound_literal_with_address_space : Error<
2725 "compound literal in function scope may not be qualified with an address space">;
2726 def err_address_space_mismatch_templ_inst : Error<
2727 "conflicting address space qualifiers are provided between types %0 and %1">;
2728 def err_attr_objc_ownership_redundant : Error<
2729 "the type %0 is already explicitly ownership-qualified">;
2730 def err_invalid_nsnumber_type : Error<
2731 "%0 is not a valid literal type for NSNumber">;
2732 def err_objc_illegal_boxed_expression_type : Error<
2733 "illegal type %0 used in a boxed expression">;
2734 def err_objc_non_trivially_copyable_boxed_expression_type : Error<
2735 "non-trivially copyable type %0 cannot be used in a boxed expression">;
2736 def err_objc_incomplete_boxed_expression_type : Error<
2737 "incomplete type %0 used in a boxed expression">;
2738 def err_undeclared_objc_literal_class : Error<
2739 "definition of class %0 must be available to use Objective-C "
2740 "%select{array literals|dictionary literals|numeric literals|boxed expressions|"
2741 "string literals}1">;
2742 def err_undeclared_boxing_method : Error<
2743 "declaration of %0 is missing in %1 class">;
2744 def err_objc_literal_method_sig : Error<
2745 "literal construction method %0 has incompatible signature">;
2746 def note_objc_literal_method_param : Note<
2747 "%select{first|second|third}0 parameter has unexpected type %1 "
2749 def note_objc_literal_method_return : Note<
2750 "method returns unexpected type %0 (should be an object type)">;
2751 def err_invalid_collection_element : Error<
2752 "collection element of type %0 is not an Objective-C object">;
2753 def err_box_literal_collection : Error<
2754 "%select{string|character|boolean|numeric}0 literal must be prefixed by '@' "
2756 def warn_objc_literal_comparison : Warning<
2757 "direct comparison of %select{an array literal|a dictionary literal|"
2758 "a numeric literal|a boxed expression|}0 has undefined behavior">,
2759 InGroup<ObjCLiteralComparison>;
2760 def err_missing_atsign_prefix : Error<
2761 "string literal must be prefixed by '@' ">;
2762 def warn_objc_string_literal_comparison : Warning<
2763 "direct comparison of a string literal has undefined behavior">,
2764 InGroup<ObjCStringComparison>;
2765 def warn_concatenated_nsarray_literal : Warning<
2766 "concatenated NSString literal for an NSArray expression - "
2767 "possibly missing a comma">,
2768 InGroup<ObjCStringConcatenation>;
2769 def note_objc_literal_comparison_isequal : Note<
2770 "use 'isEqual:' instead">;
2771 def warn_objc_collection_literal_element : Warning<
2772 "object of type %0 is not compatible with "
2773 "%select{array element type|dictionary key type|dictionary value type}1 %2">,
2774 InGroup<ObjCLiteralConversion>;
2775 def err_swift_param_attr_not_swiftcall : Error<
2776 "'%0' parameter can only be used with swiftcall calling convention">;
2777 def err_swift_indirect_result_not_first : Error<
2778 "'swift_indirect_result' parameters must be first parameters of function">;
2779 def err_swift_error_result_not_after_swift_context : Error<
2780 "'swift_error_result' parameter must follow 'swift_context' parameter">;
2781 def err_swift_abi_parameter_wrong_type : Error<
2782 "'%0' parameter must have pointer%select{| to unqualified pointer}1 type; "
2785 def err_attribute_argument_invalid : Error<
2786 "%0 attribute argument is invalid: %select{max must be 0 since min is 0|"
2787 "min must not be greater than max}1">;
2788 def err_attribute_argument_is_zero : Error<
2789 "%0 attribute must be greater than 0">;
2790 def warn_attribute_argument_n_negative : Warning<
2791 "%0 attribute parameter %1 is negative and will be ignored">,
2792 InGroup<CudaCompat>;
2793 def err_property_function_in_objc_container : Error<
2794 "use of Objective-C property in function nested in Objective-C "
2795 "container not supported, move function outside its container">;
2797 let CategoryName = "Cocoa API Issue" in {
2798 def warn_objc_redundant_literal_use : Warning<
2799 "using %0 with a literal is redundant">, InGroup<ObjCRedundantLiteralUse>;
2802 def err_attr_tlsmodel_arg : Error<"tls_model must be \"global-dynamic\", "
2803 "\"local-dynamic\", \"initial-exec\" or \"local-exec\"">;
2805 def err_tls_var_aligned_over_maximum : Error<
2806 "alignment (%0) of thread-local variable %1 is greater than the maximum supported "
2807 "alignment (%2) for a thread-local variable on this target">;
2809 def err_only_annotate_after_access_spec : Error<
2810 "access specifier can only have annotation attributes">;
2812 def err_attribute_section_invalid_for_target : Error<
2813 "argument to %select{'code_seg'|'section'}1 attribute is not valid for this target: %0">;
2814 def warn_attribute_section_drectve : Warning<
2815 "#pragma %0(\".drectve\") has undefined behavior, "
2816 "use #pragma comment(linker, ...) instead">, InGroup<MicrosoftDrectveSection>;
2817 def warn_mismatched_section : Warning<
2818 "%select{codeseg|section}0 does not match previous declaration">, InGroup<Section>;
2819 def warn_attribute_section_on_redeclaration : Warning<
2820 "section attribute is specified on redeclared variable">, InGroup<Section>;
2821 def err_mismatched_code_seg_base : Error<
2822 "derived class must specify the same code segment as its base classes">;
2823 def err_mismatched_code_seg_override : Error<
2824 "overriding virtual function must specify the same code segment as its overridden function">;
2825 def err_conflicting_codeseg_attribute : Error<
2826 "conflicting code segment specifiers">;
2827 def warn_duplicate_codeseg_attribute : Warning<
2828 "duplicate code segment specifiers">, InGroup<Section>;
2830 def err_anonymous_property: Error<
2831 "anonymous property is not supported">;
2832 def err_property_is_variably_modified : Error<
2833 "property %0 has a variably modified type">;
2834 def err_no_accessor_for_property : Error<
2835 "no %select{getter|setter}0 defined for property %1">;
2836 def err_cannot_find_suitable_accessor : Error<
2837 "cannot find suitable %select{getter|setter}0 for property %1">;
2839 def warn_alloca : Warning<
2840 "use of function %0 is discouraged; there is no way to check for failure but "
2841 "failure may still occur, resulting in a possibly exploitable security vulnerability">,
2842 InGroup<DiagGroup<"alloca">>, DefaultIgnore;
2844 def warn_alloca_align_alignof : Warning<
2845 "second argument to __builtin_alloca_with_align is supposed to be in bits">,
2846 InGroup<DiagGroup<"alloca-with-align-alignof">>;
2848 def err_alignment_too_small : Error<
2849 "requested alignment must be %0 or greater">;
2850 def err_alignment_too_big : Error<
2851 "requested alignment must be %0 or smaller">;
2852 def err_alignment_not_power_of_two : Error<
2853 "requested alignment is not a power of 2">;
2854 def err_alignment_dependent_typedef_name : Error<
2855 "requested alignment is dependent but declaration is not dependent">;
2857 def err_attribute_aligned_too_great : Error<
2858 "requested alignment must be %0 bytes or smaller">;
2859 def warn_assume_aligned_too_great
2860 : Warning<"requested alignment must be %0 bytes or smaller; maximum "
2861 "alignment assumed">,
2862 InGroup<DiagGroup<"builtin-assume-aligned-alignment">>;
2863 def warn_redeclaration_without_attribute_prev_attribute_ignored : Warning<
2864 "%q0 redeclared without %1 attribute: previous %1 ignored">,
2865 InGroup<MicrosoftInconsistentDllImport>;
2866 def warn_redeclaration_without_import_attribute : Warning<
2867 "%q0 redeclared without 'dllimport' attribute: 'dllexport' attribute added">,
2868 InGroup<MicrosoftInconsistentDllImport>;
2869 def warn_dllimport_dropped_from_inline_function : Warning<
2870 "%q0 redeclared inline; %1 attribute ignored">,
2871 InGroup<IgnoredAttributes>;
2872 def warn_attribute_ignored : Warning<"%0 attribute ignored">,
2873 InGroup<IgnoredAttributes>;
2874 def warn_nothrow_attribute_ignored : Warning<"'nothrow' attribute conflicts with"
2875 " exception specification; attribute ignored">,
2876 InGroup<IgnoredAttributes>;
2877 def warn_attribute_ignored_on_inline :
2878 Warning<"%0 attribute ignored on inline function">,
2879 InGroup<IgnoredAttributes>;
2880 def warn_nocf_check_attribute_ignored :
2881 Warning<"'nocf_check' attribute ignored; use -fcf-protection to enable the attribute">,
2882 InGroup<IgnoredAttributes>;
2883 def warn_attribute_after_definition_ignored : Warning<
2884 "attribute %0 after definition is ignored">,
2885 InGroup<IgnoredAttributes>;
2886 def warn_cxx11_gnu_attribute_on_type : Warning<
2887 "attribute %0 ignored, because it cannot be applied to a type">,
2888 InGroup<IgnoredAttributes>;
2889 def warn_unhandled_ms_attribute_ignored : Warning<
2890 "__declspec attribute %0 is not supported">,
2891 InGroup<IgnoredAttributes>;
2892 def err_decl_attribute_invalid_on_stmt : Error<
2893 "%0 attribute cannot be applied to a statement">;
2894 def err_stmt_attribute_invalid_on_decl : Error<
2895 "%0 attribute cannot be applied to a declaration">;
2896 def warn_declspec_attribute_ignored : Warning<
2897 "attribute %0 is ignored, place it after "
2898 "\"%select{class|struct|interface|union|enum}1\" to apply attribute to "
2899 "type declaration">, InGroup<IgnoredAttributes>;
2900 def warn_attribute_precede_definition : Warning<
2901 "attribute declaration must precede definition">,
2902 InGroup<IgnoredAttributes>;
2903 def warn_attribute_void_function_method : Warning<
2904 "attribute %0 cannot be applied to "
2905 "%select{functions|Objective-C method}1 without return value">,
2906 InGroup<IgnoredAttributes>;
2907 def warn_attribute_weak_on_field : Warning<
2908 "__weak attribute cannot be specified on a field declaration">,
2909 InGroup<IgnoredAttributes>;
2910 def warn_gc_attribute_weak_on_local : Warning<
2911 "Objective-C GC does not allow weak variables on the stack">,
2912 InGroup<IgnoredAttributes>;
2913 def warn_nsobject_attribute : Warning<
2914 "'NSObject' attribute may be put on a typedef only; attribute is ignored">,
2915 InGroup<NSobjectAttribute>;
2916 def warn_independentclass_attribute : Warning<
2917 "'objc_independent_class' attribute may be put on a typedef only; "
2918 "attribute is ignored">,
2919 InGroup<IndependentClassAttribute>;
2920 def warn_ptr_independentclass_attribute : Warning<
2921 "'objc_independent_class' attribute may be put on Objective-C object "
2922 "pointer type only; attribute is ignored">,
2923 InGroup<IndependentClassAttribute>;
2924 def warn_attribute_weak_on_local : Warning<
2925 "__weak attribute cannot be specified on an automatic variable when ARC "
2927 InGroup<IgnoredAttributes>;
2928 def warn_weak_identifier_undeclared : Warning<
2929 "weak identifier %0 never declared">;
2930 def err_attribute_weak_static : Error<
2931 "weak declaration cannot have internal linkage">;
2932 def err_attribute_selectany_non_extern_data : Error<
2933 "'selectany' can only be applied to data items with external linkage">;
2934 def err_declspec_thread_on_thread_variable : Error<
2935 "'__declspec(thread)' applied to variable that already has a "
2936 "thread-local storage specifier">;
2937 def err_attribute_dll_not_extern : Error<
2938 "%q0 must have external linkage when declared %q1">;
2939 def err_attribute_dll_thread_local : Error<
2940 "%q0 cannot be thread local when declared %q1">;
2941 def err_attribute_dll_lambda : Error<
2942 "lambda cannot be declared %0">;
2943 def warn_attribute_invalid_on_definition : Warning<
2944 "'%0' attribute cannot be specified on a definition">,
2945 InGroup<IgnoredAttributes>;
2946 def err_attribute_dll_redeclaration : Error<
2947 "redeclaration of %q0 cannot add %q1 attribute">;
2948 def warn_attribute_dll_redeclaration : Warning<
2949 "redeclaration of %q0 should not add %q1 attribute">,
2950 InGroup<DiagGroup<"dll-attribute-on-redeclaration">>;
2951 def err_attribute_dllimport_function_definition : Error<
2952 "dllimport cannot be applied to non-inline function definition">;
2953 def err_attribute_dll_deleted : Error<
2954 "attribute %q0 cannot be applied to a deleted function">;
2955 def err_attribute_dllimport_data_definition : Error<
2956 "definition of dllimport data">;
2957 def err_attribute_dllimport_static_field_definition : Error<
2958 "definition of dllimport static field not allowed">;
2959 def warn_attribute_dllimport_static_field_definition : Warning<
2960 "definition of dllimport static field">,
2961 InGroup<DiagGroup<"dllimport-static-field-def">>;
2962 def warn_attribute_dllexport_explicit_instantiation_decl : Warning<
2963 "explicit instantiation declaration should not be 'dllexport'">,
2964 InGroup<DiagGroup<"dllexport-explicit-instantiation-decl">>;
2965 def warn_attribute_dllexport_explicit_instantiation_def : Warning<
2966 "'dllexport' attribute ignored on explicit instantiation definition">,
2967 InGroup<IgnoredAttributes>;
2968 def warn_invalid_initializer_from_system_header : Warning<
2969 "invalid constructor form class in system header, should not be explicit">,
2970 InGroup<DiagGroup<"invalid-initializer-from-system-header">>;
2971 def note_used_in_initialization_here : Note<"used in initialization here">;
2972 def err_attribute_dll_member_of_dll_class : Error<
2973 "attribute %q0 cannot be applied to member of %q1 class">;
2974 def warn_attribute_dll_instantiated_base_class : Warning<
2975 "propagating dll attribute to %select{already instantiated|explicitly specialized}0 "
2976 "base class template without dll attribute is not supported">,
2977 InGroup<DiagGroup<"unsupported-dll-base-class-template">>, DefaultIgnore;
2978 def err_attribute_dll_ambiguous_default_ctor : Error<
2979 "'__declspec(dllexport)' cannot be applied to more than one default constructor in %0">;
2980 def err_attribute_weakref_not_static : Error<
2981 "weakref declaration must have internal linkage">;
2982 def err_attribute_weakref_not_global_context : Error<
2983 "weakref declaration of %0 must be in a global context">;
2984 def err_attribute_weakref_without_alias : Error<
2985 "weakref declaration of %0 must also have an alias attribute">;
2986 def err_alias_not_supported_on_darwin : Error <
2987 "aliases are not supported on darwin">;
2988 def warn_attribute_wrong_decl_type_str : Warning<
2989 "%0 attribute only applies to %1">, InGroup<IgnoredAttributes>;
2990 def err_attribute_wrong_decl_type_str : Error<
2991 warn_attribute_wrong_decl_type_str.Text>;
2992 def warn_attribute_wrong_decl_type : Warning<
2993 "%0 attribute only applies to %select{"
2996 "|variables and functions"
2997 "|functions and methods"
2998 "|functions, methods and blocks"
2999 "|functions, methods, and parameters"
3001 "|variables and fields"
3002 "|variables, data members and tag types"
3003 "|types and namespaces"
3004 "|variables, functions and classes"
3006 "|non-K&R-style functions}1">,
3007 InGroup<IgnoredAttributes>;
3008 def err_attribute_wrong_decl_type : Error<warn_attribute_wrong_decl_type.Text>;
3009 def warn_type_attribute_wrong_type : Warning<
3010 "'%0' only applies to %select{function|pointer|"
3011 "Objective-C object or block pointer}1 types; type here is %2">,
3012 InGroup<IgnoredAttributes>;
3013 def warn_incomplete_encoded_type : Warning<
3014 "encoding of %0 type is incomplete because %1 component has unknown encoding">,
3015 InGroup<DiagGroup<"encode-type">>;
3016 def warn_gnu_inline_attribute_requires_inline : Warning<
3017 "'gnu_inline' attribute requires function to be marked 'inline',"
3018 " attribute ignored">,
3019 InGroup<IgnoredAttributes>;
3020 def warn_gnu_inline_cplusplus_without_extern : Warning<
3021 "'gnu_inline' attribute without 'extern' in C++ treated as externally"
3022 " available, this changed in Clang 10">,
3023 InGroup<DiagGroup<"gnu-inline-cpp-without-extern">>;
3024 def err_attribute_vecreturn_only_vector_member : Error<
3025 "the vecreturn attribute can only be used on a class or structure with one member, which must be a vector">;
3026 def err_attribute_vecreturn_only_pod_record : Error<
3027 "the vecreturn attribute can only be used on a POD (plain old data) class or structure (i.e. no virtual functions)">;
3028 def err_cconv_change : Error<
3029 "function declared '%0' here was previously declared "
3030 "%select{'%2'|without calling convention}1">;
3031 def warn_cconv_unsupported : Warning<
3032 "%0 calling convention is not supported %select{"
3033 // Use CallingConventionIgnoredReason Enum to specify these.
3035 "|on variadic function"
3036 "|on constructor/destructor"
3037 "|on builtin function"
3039 InGroup<IgnoredAttributes>;
3040 def error_cconv_unsupported : Error<warn_cconv_unsupported.Text>;
3041 def err_cconv_knr : Error<
3042 "function with no prototype cannot use the %0 calling convention">;
3043 def warn_cconv_knr : Warning<
3044 err_cconv_knr.Text>,
3045 InGroup<DiagGroup<"missing-prototype-for-cc">>;
3046 def err_cconv_varargs : Error<
3047 "variadic function cannot use %0 calling convention">;
3048 def err_regparm_mismatch : Error<"function declared with regparm(%0) "
3049 "attribute was previously declared "
3050 "%plural{0:without the regparm|:with the regparm(%1)}1 attribute">;
3051 def err_function_attribute_mismatch : Error<
3052 "function declared with %0 attribute "
3053 "was previously declared without the %0 attribute">;
3054 def err_objc_precise_lifetime_bad_type : Error<
3055 "objc_precise_lifetime only applies to retainable types; type here is %0">;
3056 def warn_objc_precise_lifetime_meaningless : Error<
3057 "objc_precise_lifetime is not meaningful for "
3058 "%select{__unsafe_unretained|__autoreleasing}0 objects">;
3059 def err_invalid_pcs : Error<"invalid PCS type">;
3060 def warn_attribute_not_on_decl : Warning<
3061 "%0 attribute ignored when parsing type">, InGroup<IgnoredAttributes>;
3062 def err_base_specifier_attribute : Error<
3063 "%0 attribute cannot be applied to a base specifier">;
3064 def err_invalid_attribute_on_virtual_function : Error<
3065 "%0 attribute cannot be applied to virtual functions">;
3066 def warn_declspec_allocator_nonpointer : Warning<
3067 "ignoring __declspec(allocator) because the function return type %0 is not "
3068 "a pointer or reference type">, InGroup<IgnoredAttributes>;
3069 def err_cconv_incomplete_param_type : Error<
3070 "parameter %0 must have a complete type to use function %1 with the %2 "
3071 "calling convention">;
3073 def ext_cannot_use_trivial_abi : ExtWarn<
3074 "'trivial_abi' cannot be applied to %0">, InGroup<IgnoredAttributes>;
3076 // Availability attribute
3077 def warn_availability_unknown_platform : Warning<
3078 "unknown platform %0 in availability macro">, InGroup<Availability>;
3079 def warn_availability_version_ordering : Warning<
3080 "feature cannot be %select{introduced|deprecated|obsoleted}0 in %1 version "
3081 "%2 before it was %select{introduced|deprecated|obsoleted}3 in version %4; "
3082 "attribute ignored">, InGroup<Availability>;
3083 def warn_mismatched_availability: Warning<
3084 "availability does not match previous declaration">, InGroup<Availability>;
3085 def warn_mismatched_availability_override : Warning<
3086 "%select{|overriding }4method %select{introduced after|"
3087 "deprecated before|obsoleted before}0 "
3088 "%select{the protocol method it implements|overridden method}4 "
3089 "on %1 (%2 vs. %3)">, InGroup<Availability>;
3090 def warn_mismatched_availability_override_unavail : Warning<
3091 "%select{|overriding }1method cannot be unavailable on %0 when "
3092 "%select{the protocol method it implements|its overridden method}1 is "
3094 InGroup<Availability>;
3095 def warn_availability_on_static_initializer : Warning<
3096 "ignoring availability attribute %select{on '+load' method|"
3097 "with constructor attribute|with destructor attribute}0">,
3098 InGroup<Availability>;
3099 def note_overridden_method : Note<
3100 "overridden method is here">;
3101 def warn_availability_swift_unavailable_deprecated_only : Warning<
3102 "only 'unavailable' and 'deprecated' are supported for Swift availability">,
3103 InGroup<Availability>;
3104 def note_protocol_method : Note<
3105 "protocol method is here">;
3107 def warn_unguarded_availability :
3108 Warning<"%0 is only available on %1 %2 or newer">,
3109 InGroup<UnguardedAvailability>, DefaultIgnore;
3110 def warn_unguarded_availability_new :
3111 Warning<warn_unguarded_availability.Text>,
3112 InGroup<UnguardedAvailabilityNew>;
3113 def note_decl_unguarded_availability_silence : Note<
3114 "annotate %select{%1|anonymous %1}0 with an availability attribute to silence this warning">;
3115 def note_unguarded_available_silence : Note<
3116 "enclose %0 in %select{an @available|a __builtin_available}1 check to silence"
3118 def warn_at_available_unchecked_use : Warning<
3119 "%select{@available|__builtin_available}0 does not guard availability here; "
3120 "use if (%select{@available|__builtin_available}0) instead">,
3121 InGroup<DiagGroup<"unsupported-availability-guard">>;
3123 // Thread Safety Attributes
3124 def warn_invalid_capability_name : Warning<
3125 "invalid capability name '%0'; capability name must be 'mutex' or 'role'">,
3126 InGroup<ThreadSafetyAttributes>, DefaultIgnore;
3127 def warn_thread_attribute_ignored : Warning<
3128 "ignoring %0 attribute because its argument is invalid">,
3129 InGroup<ThreadSafetyAttributes>, DefaultIgnore;
3130 def warn_thread_attribute_not_on_non_static_member : Warning<
3131 "%0 attribute without capability arguments can only be applied to non-static "
3132 "methods of a class">,
3133 InGroup<ThreadSafetyAttributes>, DefaultIgnore;
3134 def warn_thread_attribute_not_on_capability_member : Warning<
3135 "%0 attribute without capability arguments refers to 'this', but %1 isn't "
3136 "annotated with 'capability' or 'scoped_lockable' attribute">,
3137 InGroup<ThreadSafetyAttributes>, DefaultIgnore;
3138 def warn_thread_attribute_argument_not_lockable : Warning<
3139 "%0 attribute requires arguments whose type is annotated "
3140 "with 'capability' attribute; type here is %1">,
3141 InGroup<ThreadSafetyAttributes>, DefaultIgnore;
3142 def warn_thread_attribute_decl_not_lockable : Warning<
3143 "%0 attribute can only be applied in a context annotated "
3144 "with 'capability(\"mutex\")' attribute">,
3145 InGroup<ThreadSafetyAttributes>, DefaultIgnore;
3146 def warn_thread_attribute_decl_not_pointer : Warning<
3147 "%0 only applies to pointer types; type here is %1">,
3148 InGroup<ThreadSafetyAttributes>, DefaultIgnore;
3149 def err_attribute_argument_out_of_bounds_extra_info : Error<
3150 "%0 attribute parameter %1 is out of bounds: "
3151 "%plural{0:no parameters to index into|"
3152 "1:can only be 1, since there is one parameter|"
3153 ":must be between 1 and %2}2">;
3155 // Thread Safety Analysis
3156 def warn_unlock_but_no_lock : Warning<"releasing %0 '%1' that was not held">,
3157 InGroup<ThreadSafetyAnalysis>, DefaultIgnore;
3158 def warn_unlock_kind_mismatch : Warning<
3159 "releasing %0 '%1' using %select{shared|exclusive}2 access, expected "
3160 "%select{shared|exclusive}3 access">,
3161 InGroup<ThreadSafetyAnalysis>, DefaultIgnore;
3162 def warn_double_lock : Warning<"acquiring %0 '%1' that is already held">,
3163 InGroup<ThreadSafetyAnalysis>, DefaultIgnore;
3164 def warn_no_unlock : Warning<
3165 "%0 '%1' is still held at the end of function">,
3166 InGroup<ThreadSafetyAnalysis>, DefaultIgnore;
3167 def warn_expecting_locked : Warning<
3168 "expecting %0 '%1' to be held at the end of function">,
3169 InGroup<ThreadSafetyAnalysis>, DefaultIgnore;
3170 // FIXME: improve the error message about locks not in scope
3171 def warn_lock_some_predecessors : Warning<
3172 "%0 '%1' is not held on every path through here">,
3173 InGroup<ThreadSafetyAnalysis>, DefaultIgnore;
3174 def warn_expecting_lock_held_on_loop : Warning<
3175 "expecting %0 '%1' to be held at start of each loop">,
3176 InGroup<ThreadSafetyAnalysis>, DefaultIgnore;
3177 def note_locked_here : Note<"%0 acquired here">;
3178 def warn_lock_exclusive_and_shared : Warning<
3179 "%0 '%1' is acquired exclusively and shared in the same scope">,
3180 InGroup<ThreadSafetyAnalysis>, DefaultIgnore;
3181 def note_lock_exclusive_and_shared : Note<
3182 "the other acquisition of %0 '%1' is here">;
3183 def warn_variable_requires_any_lock : Warning<
3184 "%select{reading|writing}1 variable %0 requires holding "
3185 "%select{any mutex|any mutex exclusively}1">,
3186 InGroup<ThreadSafetyAnalysis>, DefaultIgnore;
3187 def warn_var_deref_requires_any_lock : Warning<
3188 "%select{reading|writing}1 the value pointed to by %0 requires holding "
3189 "%select{any mutex|any mutex exclusively}1">,
3190 InGroup<ThreadSafetyAnalysis>, DefaultIgnore;
3191 def warn_fun_excludes_mutex : Warning<
3192 "cannot call function '%1' while %0 '%2' is held">,
3193 InGroup<ThreadSafetyAnalysis>, DefaultIgnore;
3194 def warn_cannot_resolve_lock : Warning<
3195 "cannot resolve lock expression">,
3196 InGroup<ThreadSafetyAnalysis>, DefaultIgnore;
3197 def warn_acquired_before : Warning<
3198 "%0 '%1' must be acquired before '%2'">,
3199 InGroup<ThreadSafetyAnalysis>, DefaultIgnore;
3200 def warn_acquired_before_after_cycle : Warning<
3201 "Cycle in acquired_before/after dependencies, starting with '%0'">,
3202 InGroup<ThreadSafetyAnalysis>, DefaultIgnore;
3205 // Thread safety warnings negative capabilities
3206 def warn_acquire_requires_negative_cap : Warning<
3207 "acquiring %0 '%1' requires negative capability '%2'">,
3208 InGroup<ThreadSafetyNegative>, DefaultIgnore;
3210 // Thread safety warnings on pass by reference
3211 def warn_guarded_pass_by_reference : Warning<
3212 "passing variable %1 by reference requires holding %0 "
3213 "%select{'%2'|'%2' exclusively}3">,
3214 InGroup<ThreadSafetyReference>, DefaultIgnore;
3215 def warn_pt_guarded_pass_by_reference : Warning<
3216 "passing the value that %1 points to by reference requires holding %0 "
3217 "%select{'%2'|'%2' exclusively}3">,
3218 InGroup<ThreadSafetyReference>, DefaultIgnore;
3220 // Imprecise thread safety warnings
3221 def warn_variable_requires_lock : Warning<
3222 "%select{reading|writing}3 variable %1 requires holding %0 "
3223 "%select{'%2'|'%2' exclusively}3">,
3224 InGroup<ThreadSafetyAnalysis>, DefaultIgnore;
3225 def warn_var_deref_requires_lock : Warning<
3226 "%select{reading|writing}3 the value pointed to by %1 requires "
3227 "holding %0 %select{'%2'|'%2' exclusively}3">,
3228 InGroup<ThreadSafetyAnalysis>, DefaultIgnore;
3229 def warn_fun_requires_lock : Warning<
3230 "calling function %1 requires holding %0 %select{'%2'|'%2' exclusively}3">,
3231 InGroup<ThreadSafetyAnalysis>, DefaultIgnore;
3233 // Precise thread safety warnings
3234 def warn_variable_requires_lock_precise :
3235 Warning<warn_variable_requires_lock.Text>,
3236 InGroup<ThreadSafetyPrecise>, DefaultIgnore;
3237 def warn_var_deref_requires_lock_precise :
3238 Warning<warn_var_deref_requires_lock.Text>,
3239 InGroup<ThreadSafetyPrecise>, DefaultIgnore;
3240 def warn_fun_requires_lock_precise :
3241 Warning<warn_fun_requires_lock.Text>,
3242 InGroup<ThreadSafetyPrecise>, DefaultIgnore;
3243 def note_found_mutex_near_match : Note<"found near match '%0'">;
3245 // Verbose thread safety warnings
3246 def warn_thread_safety_verbose : Warning<"Thread safety verbose warning.">,
3247 InGroup<ThreadSafetyVerbose>, DefaultIgnore;
3248 def note_thread_warning_in_fun : Note<"Thread warning in function %0">;
3249 def note_guarded_by_declared_here : Note<"Guarded_by declared here.">;
3251 // Dummy warning that will trigger "beta" warnings from the analysis if enabled.
3252 def warn_thread_safety_beta : Warning<"Thread safety beta warning.">,
3253 InGroup<ThreadSafetyBeta>, DefaultIgnore;
3255 // Consumed warnings
3256 def warn_use_in_invalid_state : Warning<
3257 "invalid invocation of method '%0' on object '%1' while it is in the '%2' "
3258 "state">, InGroup<Consumed>, DefaultIgnore;
3259 def warn_use_of_temp_in_invalid_state : Warning<
3260 "invalid invocation of method '%0' on a temporary object while it is in the "
3261 "'%1' state">, InGroup<Consumed>, DefaultIgnore;
3262 def warn_attr_on_unconsumable_class : Warning<
3263 "consumed analysis attribute is attached to member of class '%0' which isn't "
3264 "marked as consumable">, InGroup<Consumed>, DefaultIgnore;
3265 def warn_return_typestate_for_unconsumable_type : Warning<
3266 "return state set for an unconsumable type '%0'">, InGroup<Consumed>,
3268 def warn_return_typestate_mismatch : Warning<
3269 "return value not in expected state; expected '%0', observed '%1'">,
3270 InGroup<Consumed>, DefaultIgnore;
3271 def warn_loop_state_mismatch : Warning<
3272 "state of variable '%0' must match at the entry and exit of loop">,
3273 InGroup<Consumed>, DefaultIgnore;
3274 def warn_param_return_typestate_mismatch : Warning<
3275 "parameter '%0' not in expected state when the function returns: expected "
3276 "'%1', observed '%2'">, InGroup<Consumed>, DefaultIgnore;
3277 def warn_param_typestate_mismatch : Warning<
3278 "argument not in expected state; expected '%0', observed '%1'">,
3279 InGroup<Consumed>, DefaultIgnore;
3281 // no_sanitize attribute
3282 def warn_unknown_sanitizer_ignored : Warning<
3283 "unknown sanitizer '%0' ignored">, InGroup<UnknownSanitizers>;
3285 def warn_impcast_vector_scalar : Warning<
3286 "implicit conversion turns vector to scalar: %0 to %1">,
3287 InGroup<Conversion>, DefaultIgnore;
3288 def warn_impcast_complex_scalar : Warning<
3289 "implicit conversion discards imaginary component: %0 to %1">,
3290 InGroup<Conversion>, DefaultIgnore;
3291 def err_impcast_complex_scalar : Error<
3292 "implicit conversion from %0 to %1 is not permitted in C++">;
3293 def warn_impcast_float_precision : Warning<
3294 "implicit conversion loses floating-point precision: %0 to %1">,
3295 InGroup<ImplicitFloatConversion>, DefaultIgnore;
3296 def warn_impcast_float_result_precision : Warning<
3297 "implicit conversion when assigning computation result loses floating-point precision: %0 to %1">,
3298 InGroup<ImplicitFloatConversion>, DefaultIgnore;
3299 def warn_impcast_double_promotion : Warning<
3300 "implicit conversion increases floating-point precision: %0 to %1">,
3301 InGroup<DoublePromotion>, DefaultIgnore;
3302 def warn_impcast_integer_sign : Warning<
3303 "implicit conversion changes signedness: %0 to %1">,
3304 InGroup<SignConversion>, DefaultIgnore;
3305 def warn_impcast_integer_sign_conditional : Warning<
3306 "operand of ? changes signedness: %0 to %1">,
3307 InGroup<SignConversion>, DefaultIgnore;
3308 def warn_impcast_integer_precision : Warning<
3309 "implicit conversion loses integer precision: %0 to %1">,
3310 InGroup<ImplicitIntConversion>, DefaultIgnore;
3311 def warn_impcast_high_order_zero_bits : Warning<
3312 "higher order bits are zeroes after implicit conversion">,
3313 InGroup<ImplicitIntConversion>, DefaultIgnore;
3314 def warn_impcast_nonnegative_result : Warning<
3315 "the resulting value is always non-negative after implicit conversion">,
3316 InGroup<SignConversion>, DefaultIgnore;
3317 def warn_impcast_integer_64_32 : Warning<
3318 "implicit conversion loses integer precision: %0 to %1">,
3319 InGroup<Shorten64To32>, DefaultIgnore;
3320 def warn_impcast_integer_precision_constant : Warning<
3321 "implicit conversion from %2 to %3 changes value from %0 to %1">,
3322 InGroup<ConstantConversion>;
3323 def warn_impcast_bitfield_precision_constant : Warning<
3324 "implicit truncation from %2 to bit-field changes value from %0 to %1">,
3325 InGroup<BitFieldConstantConversion>;
3326 def warn_impcast_constant_value_to_objc_bool : Warning<
3327 "implicit conversion from constant value %0 to 'BOOL'; "
3328 "the only well defined values for 'BOOL' are YES and NO">,
3329 InGroup<ObjCBoolConstantConversion>;
3331 def warn_impcast_fixed_point_range : Warning<
3332 "implicit conversion from %0 cannot fit within the range of values for %1">,
3333 InGroup<ImplicitFixedPointConversion>;
3335 def warn_impcast_literal_float_to_integer : Warning<
3336 "implicit conversion from %0 to %1 changes value from %2 to %3">,
3337 InGroup<LiteralConversion>;
3338 def warn_impcast_literal_float_to_integer_out_of_range : Warning<
3339 "implicit conversion of out of range value from %0 to %1 is undefined">,
3340 InGroup<LiteralConversion>;
3341 def warn_impcast_float_integer : Warning<
3342 "implicit conversion turns floating-point number into integer: %0 to %1">,
3343 InGroup<FloatConversion>, DefaultIgnore;
3344 def warn_impcast_float_to_objc_signed_char_bool : Warning<
3345 "implicit conversion from floating-point type %0 to 'BOOL'">,
3346 InGroup<ObjCSignedCharBoolImplicitFloatConversion>;
3347 def warn_impcast_int_to_objc_signed_char_bool : Warning<
3348 "implicit conversion from integral type %0 to 'BOOL'">,
3349 InGroup<ObjCSignedCharBoolImplicitIntConversion>, DefaultIgnore;
3351 // Implicit int -> float conversion precision loss warnings.
3352 def warn_impcast_integer_float_precision : Warning<
3353 "implicit conversion from %0 to %1 may lose precision">,
3354 InGroup<ImplicitIntFloatConversion>, DefaultIgnore;
3355 def warn_impcast_integer_float_precision_constant : Warning<
3356 "implicit conversion from %2 to %3 changes value from %0 to %1">,
3357 InGroup<ImplicitIntFloatConversion>;
3359 def warn_impcast_float_to_integer : Warning<
3360 "implicit conversion from %0 to %1 changes value from %2 to %3">,
3361 InGroup<FloatOverflowConversion>, DefaultIgnore;
3362 def warn_impcast_float_to_integer_out_of_range : Warning<
3363 "implicit conversion of out of range value from %0 to %1 is undefined">,
3364 InGroup<FloatOverflowConversion>, DefaultIgnore;
3365 def warn_impcast_float_to_integer_zero : Warning<
3366 "implicit conversion from %0 to %1 changes non-zero value from %2 to %3">,
3367 InGroup<FloatZeroConversion>, DefaultIgnore;
3369 def warn_impcast_string_literal_to_bool : Warning<
3370 "implicit conversion turns string literal into bool: %0 to %1">,
3371 InGroup<StringConversion>, DefaultIgnore;
3372 def warn_impcast_different_enum_types : Warning<
3373 "implicit conversion from enumeration type %0 to different enumeration type "
3374 "%1">, InGroup<EnumConversion>;
3375 def warn_impcast_bool_to_null_pointer : Warning<
3376 "initialization of pointer of type %0 to null from a constant boolean "
3377 "expression">, InGroup<BoolConversion>;
3378 def warn_non_literal_null_pointer : Warning<
3379 "expression which evaluates to zero treated as a null pointer constant of "
3380 "type %0">, InGroup<NonLiteralNullConversion>;
3381 def warn_pointer_compare : Warning<
3382 "comparing a pointer to a null character constant; did you mean "
3383 "to compare to %select{NULL|(void *)0}0?">,
3384 InGroup<DiagGroup<"pointer-compare">>;
3385 def warn_impcast_null_pointer_to_integer : Warning<
3386 "implicit conversion of %select{NULL|nullptr}0 constant to %1">,
3387 InGroup<NullConversion>;
3388 def warn_impcast_floating_point_to_bool : Warning<
3389 "implicit conversion turns floating-point number into bool: %0 to %1">,
3390 InGroup<ImplicitConversionFloatingPointToBool>;
3391 def ext_ms_impcast_fn_obj : ExtWarn<
3392 "implicit conversion between pointer-to-function and pointer-to-object is a "
3393 "Microsoft extension">, InGroup<MicrosoftCast>;
3395 def warn_impcast_pointer_to_bool : Warning<
3396 "address of%select{| function| array}0 '%1' will always evaluate to "
3398 InGroup<PointerBoolConversion>;
3399 def warn_cast_nonnull_to_bool : Warning<
3400 "nonnull %select{function call|parameter}0 '%1' will evaluate to "
3401 "'true' on first encounter">,
3402 InGroup<PointerBoolConversion>;
3403 def warn_this_bool_conversion : Warning<
3404 "'this' pointer cannot be null in well-defined C++ code; pointer may be "
3405 "assumed to always convert to true">, InGroup<UndefinedBoolConversion>;
3406 def warn_address_of_reference_bool_conversion : Warning<
3407 "reference cannot be bound to dereferenced null pointer in well-defined C++ "
3408 "code; pointer may be assumed to always convert to true">,
3409 InGroup<UndefinedBoolConversion>;
3411 def warn_xor_used_as_pow : Warning<
3412 "result of '%0' is %1; did you mean exponentiation?">,
3413 InGroup<XorUsedAsPow>;
3414 def warn_xor_used_as_pow_base_extra : Warning<
3415 "result of '%0' is %1; did you mean '%2' (%3)?">,
3416 InGroup<XorUsedAsPow>;
3417 def warn_xor_used_as_pow_base : Warning<
3418 "result of '%0' is %1; did you mean '%2'?">,
3419 InGroup<XorUsedAsPow>;
3420 def note_xor_used_as_pow_silence : Note<
3421 "replace expression with '%0' %select{|or use 'xor' instead of '^' }1to silence this warning">;
3423 def warn_null_pointer_compare : Warning<
3424 "comparison of %select{address of|function|array}0 '%1' %select{not |}2"
3425 "equal to a null pointer is always %select{true|false}2">,
3426 InGroup<TautologicalPointerCompare>;
3427 def warn_nonnull_expr_compare : Warning<
3428 "comparison of nonnull %select{function call|parameter}0 '%1' "
3429 "%select{not |}2equal to a null pointer is '%select{true|false}2' on first "
3431 InGroup<TautologicalPointerCompare>;
3432 def warn_this_null_compare : Warning<
3433 "'this' pointer cannot be null in well-defined C++ code; comparison may be "
3434 "assumed to always evaluate to %select{true|false}0">,
3435 InGroup<TautologicalUndefinedCompare>;
3436 def warn_address_of_reference_null_compare : Warning<
3437 "reference cannot be bound to dereferenced null pointer in well-defined C++ "
3438 "code; comparison may be assumed to always evaluate to "
3439 "%select{true|false}0">,
3440 InGroup<TautologicalUndefinedCompare>;
3441 def note_reference_is_return_value : Note<"%0 returns a reference">;
3443 def note_pointer_declared_here : Note<
3444 "pointer %0 declared here">;
3445 def warn_division_sizeof_ptr : Warning<
3446 "'%0' will return the size of the pointer, not the array itself">,
3447 InGroup<DiagGroup<"sizeof-pointer-div">>;
3448 def warn_division_sizeof_array : Warning<
3449 "expression does not compute the number of elements in this array; element "
3450 "type is %0, not %1">,
3451 InGroup<DiagGroup<"sizeof-array-div">>;
3453 def note_function_warning_silence : Note<
3454 "prefix with the address-of operator to silence this warning">;
3455 def note_function_to_function_call : Note<
3456 "suffix with parentheses to turn this into a function call">;
3457 def warn_impcast_objective_c_literal_to_bool : Warning<
3458 "implicit boolean conversion of Objective-C object literal always "
3459 "evaluates to true">,
3460 InGroup<ObjCLiteralConversion>;
3462 def warn_cast_align : Warning<
3463 "cast from %0 to %1 increases required alignment from %2 to %3">,
3464 InGroup<CastAlign>, DefaultIgnore;
3465 def warn_old_style_cast : Warning<
3466 "use of old-style cast">, InGroup<OldStyleCast>, DefaultIgnore;
3468 // Separate between casts to void* and non-void* pointers.
3469 // Some APIs use (abuse) void* for something like a user context,
3470 // and often that value is an integer even if it isn't a pointer itself.
3471 // Having a separate warning flag allows users to control the warning
3472 // for their workflow.
3473 def warn_int_to_pointer_cast : Warning<
3474 "cast to %1 from smaller integer type %0">,
3475 InGroup<IntToPointerCast>;
3476 def warn_int_to_void_pointer_cast : Warning<
3477 "cast to %1 from smaller integer type %0">,
3478 InGroup<IntToVoidPointerCast>;
3480 def warn_attribute_ignored_for_field_of_type : Warning<
3481 "%0 attribute ignored for field of type %1">,
3482 InGroup<IgnoredAttributes>;
3483 def warn_no_underlying_type_specified_for_enum_bitfield : Warning<
3484 "enums in the Microsoft ABI are signed integers by default; consider giving "
3485 "the enum %0 an unsigned underlying type to make this code portable">,
3486 InGroup<SignedEnumBitfield>, DefaultIgnore;
3487 def warn_attribute_packed_for_bitfield : Warning<
3488 "'packed' attribute was ignored on bit-fields with single-byte alignment "
3489 "in older versions of GCC and Clang">,
3490 InGroup<DiagGroup<"attribute-packed-for-bitfield">>;
3491 def warn_transparent_union_attribute_field_size_align : Warning<
3492 "%select{alignment|size}0 of field %1 (%2 bits) does not match the "
3493 "%select{alignment|size}0 of the first field in transparent union; "
3494 "transparent_union attribute ignored">,
3495 InGroup<IgnoredAttributes>;
3496 def note_transparent_union_first_field_size_align : Note<
3497 "%select{alignment|size}0 of first field is %1 bits">;
3498 def warn_transparent_union_attribute_not_definition : Warning<
3499 "transparent_union attribute can only be applied to a union definition; "
3500 "attribute ignored">,
3501 InGroup<IgnoredAttributes>;
3502 def warn_transparent_union_attribute_floating : Warning<
3503 "first field of a transparent union cannot have %select{floating point|"
3504 "vector}0 type %1; transparent_union attribute ignored">,
3505 InGroup<IgnoredAttributes>;
3506 def warn_transparent_union_attribute_zero_fields : Warning<
3507 "transparent union definition must contain at least one field; "
3508 "transparent_union attribute ignored">,
3509 InGroup<IgnoredAttributes>;
3510 def warn_attribute_type_not_supported : Warning<
3511 "%0 attribute argument not supported: %1">,
3512 InGroup<IgnoredAttributes>;
3513 def warn_attribute_unknown_visibility : Warning<"unknown visibility %0">,
3514 InGroup<IgnoredAttributes>;
3515 def warn_attribute_protected_visibility :
3516 Warning<"target does not support 'protected' visibility; using 'default'">,
3517 InGroup<DiagGroup<"unsupported-visibility">>;
3518 def err_mismatched_visibility: Error<"visibility does not match previous declaration">;
3519 def note_previous_attribute : Note<"previous attribute is here">;
3520 def note_conflicting_attribute : Note<"conflicting attribute is here">;
3521 def note_attribute : Note<"attribute is here">;
3522 def err_mismatched_ms_inheritance : Error<
3523 "inheritance model does not match %select{definition|previous declaration}0">;
3524 def warn_ignored_ms_inheritance : Warning<
3525 "inheritance model ignored on %select{primary template|partial specialization}0">,
3526 InGroup<IgnoredAttributes>;
3527 def note_previous_ms_inheritance : Note<
3528 "previous inheritance model specified here">;
3529 def err_machine_mode : Error<"%select{unknown|unsupported}0 machine mode %1">;
3530 def err_mode_not_primitive : Error<
3531 "mode attribute only supported for integer and floating-point types">;
3532 def err_mode_wrong_type : Error<
3533 "type of machine mode does not match type of base type">;
3534 def warn_vector_mode_deprecated : Warning<
3535 "specifying vector types with the 'mode' attribute is deprecated; "
3536 "use the 'vector_size' attribute instead">,
3537 InGroup<DeprecatedAttributes>;
3538 def err_complex_mode_vector_type : Error<
3539 "type of machine mode does not support base vector types">;
3540 def err_enum_mode_vector_type : Error<
3541 "mode %0 is not supported for enumeration types">;
3542 def warn_attribute_nonnull_no_pointers : Warning<
3543 "'nonnull' attribute applied to function with no pointer arguments">,
3544 InGroup<IgnoredAttributes>;
3545 def warn_attribute_nonnull_parm_no_args : Warning<
3546 "'nonnull' attribute when used on parameters takes no arguments">,
3547 InGroup<IgnoredAttributes>;
3548 def note_declared_nonnull : Note<
3549 "declared %select{'returns_nonnull'|'nonnull'}0 here">;
3550 def warn_attribute_sentinel_named_arguments : Warning<
3551 "'sentinel' attribute requires named arguments">,
3552 InGroup<IgnoredAttributes>;
3553 def warn_attribute_sentinel_not_variadic : Warning<
3554 "'sentinel' attribute only supported for variadic %select{functions|blocks}0">,
3555 InGroup<IgnoredAttributes>;
3556 def err_attribute_sentinel_less_than_zero : Error<
3557 "'sentinel' parameter 1 less than zero">;
3558 def err_attribute_sentinel_not_zero_or_one : Error<
3559 "'sentinel' parameter 2 not 0 or 1">;
3560 def warn_cleanup_ext : Warning<
3561 "GCC does not allow the 'cleanup' attribute argument to be anything other "
3562 "than a simple identifier">,
3564 def err_attribute_cleanup_arg_not_function : Error<
3565 "'cleanup' argument %select{|%1 |%1 }0is not a %select{||single }0function">;
3566 def err_attribute_cleanup_func_must_take_one_arg : Error<
3567 "'cleanup' function %0 must take 1 parameter">;
3568 def err_attribute_cleanup_func_arg_incompatible_type : Error<
3569 "'cleanup' function %0 parameter has "
3570 "%diff{type $ which is incompatible with type $|incompatible type}1,2">;
3571 def err_attribute_regparm_wrong_platform : Error<
3572 "'regparm' is not valid on this platform">;
3573 def err_attribute_regparm_invalid_number : Error<
3574 "'regparm' parameter must be between 0 and %0 inclusive">;
3575 def err_attribute_not_supported_in_lang : Error<
3576 "%0 attribute is not supported in %select{C|C++|Objective-C}1">;
3577 def err_attribute_not_supported_on_arch
3578 : Error<"%0 attribute is not supported on '%1'">;
3579 def warn_gcc_ignores_type_attr : Warning<
3580 "GCC does not allow the %0 attribute to be written on a type">,
3583 // Clang-Specific Attributes
3584 def warn_attribute_iboutlet : Warning<
3585 "%0 attribute can only be applied to instance variables or properties">,
3586 InGroup<IgnoredAttributes>;
3587 def err_iboutletcollection_type : Error<
3588 "invalid type %0 as argument of iboutletcollection attribute">;
3589 def err_iboutletcollection_builtintype : Error<
3590 "type argument of iboutletcollection attribute cannot be a builtin type">;
3591 def warn_iboutlet_object_type : Warning<
3592 "%select{instance variable|property}2 with %0 attribute must "
3593 "be an object type (invalid %1)">, InGroup<ObjCInvalidIBOutletProperty>;
3594 def warn_iboutletcollection_property_assign : Warning<
3595 "IBOutletCollection properties should be copy/strong and not assign">,
3596 InGroup<ObjCInvalidIBOutletProperty>;
3598 def err_attribute_overloadable_mismatch : Error<
3599 "redeclaration of %0 must %select{not |}1have the 'overloadable' attribute">;
3600 def note_attribute_overloadable_prev_overload : Note<
3601 "previous %select{unmarked |}0overload of function is here">;
3602 def err_attribute_overloadable_no_prototype : Error<
3603 "'overloadable' function %0 must have a prototype">;
3604 def err_attribute_overloadable_multiple_unmarked_overloads : Error<
3605 "at most one overload for a given name may lack the 'overloadable' "
3607 def warn_ns_attribute_wrong_return_type : Warning<
3608 "%0 attribute only applies to %select{functions|methods|properties}1 that "
3609 "return %select{an Objective-C object|a pointer|a non-retainable pointer}2">,
3610 InGroup<IgnoredAttributes>;
3611 def err_ns_attribute_wrong_parameter_type : Error<
3612 "%0 attribute only applies to "
3613 "%select{Objective-C object|pointer|pointer-to-CF-pointer}1 parameters">;
3614 def warn_ns_attribute_wrong_parameter_type : Warning<
3615 "%0 attribute only applies to "
3616 "%select{Objective-C object|pointer|pointer-to-CF-pointer|pointer/reference-to-OSObject-pointer}1 parameters">,
3617 InGroup<IgnoredAttributes>;
3618 def warn_objc_requires_super_protocol : Warning<
3619 "%0 attribute cannot be applied to %select{methods in protocols|dealloc}1">,
3620 InGroup<DiagGroup<"requires-super-attribute">>;
3621 def note_protocol_decl : Note<
3622 "protocol is declared here">;
3623 def note_protocol_decl_undefined : Note<
3624 "protocol %0 has no definition">;
3626 // objc_designated_initializer attribute diagnostics.
3627 def warn_objc_designated_init_missing_super_call : Warning<
3628 "designated initializer missing a 'super' call to a designated initializer of the super class">,
3629 InGroup<ObjCDesignatedInit>;
3630 def note_objc_designated_init_marked_here : Note<
3631 "method marked as designated initializer of the class here">;
3632 def warn_objc_designated_init_non_super_designated_init_call : Warning<
3633 "designated initializer should only invoke a designated initializer on 'super'">,
3634 InGroup<ObjCDesignatedInit>;
3635 def warn_objc_designated_init_non_designated_init_call : Warning<
3636 "designated initializer invoked a non-designated initializer">,
3637 InGroup<ObjCDesignatedInit>;
3638 def warn_objc_secondary_init_super_init_call : Warning<
3639 "convenience initializer should not invoke an initializer on 'super'">,
3640 InGroup<ObjCDesignatedInit>;
3641 def warn_objc_secondary_init_missing_init_call : Warning<
3642 "convenience initializer missing a 'self' call to another initializer">,
3643 InGroup<ObjCDesignatedInit>;
3644 def warn_objc_implementation_missing_designated_init_override : Warning<
3645 "method override for the designated initializer of the superclass %objcinstance0 not found">,
3646 InGroup<ObjCDesignatedInit>;
3647 def err_designated_init_attr_non_init : Error<
3648 "'objc_designated_initializer' attribute only applies to init methods "
3649 "of interface or class extension declarations">;
3651 // objc_bridge attribute diagnostics.
3652 def err_objc_attr_not_id : Error<
3653 "parameter of %0 attribute must be a single name of an Objective-C %select{class|protocol}1">;
3654 def err_objc_attr_typedef_not_id : Error<
3655 "parameter of %0 attribute must be 'id' when used on a typedef">;
3656 def err_objc_attr_typedef_not_void_pointer : Error<
3657 "'objc_bridge(id)' is only allowed on structs and typedefs of void pointers">;
3658 def err_objc_cf_bridged_not_interface : Error<
3659 "CF object of type %0 is bridged to %1, which is not an Objective-C class">;
3660 def err_objc_ns_bridged_invalid_cfobject : Error<
3661 "ObjectiveC object of type %0 is bridged to %1, which is not valid CF object">;
3662 def warn_objc_invalid_bridge : Warning<
3663 "%0 bridges to %1, not %2">, InGroup<ObjCBridge>;
3664 def warn_objc_invalid_bridge_to_cf : Warning<
3665 "%0 cannot bridge to %1">, InGroup<ObjCBridge>;
3667 // objc_bridge_related attribute diagnostics.
3668 def err_objc_bridged_related_invalid_class : Error<
3669 "could not find Objective-C class %0 to convert %1 to %2">;
3670 def err_objc_bridged_related_invalid_class_name : Error<
3671 "%0 must be name of an Objective-C class to be able to convert %1 to %2">;
3672 def err_objc_bridged_related_known_method : Error<
3673 "%0 must be explicitly converted to %1; use %select{%objcclass2|%objcinstance2}3 "
3674 "method for this conversion">;
3676 def err_objc_attr_protocol_requires_definition : Error<
3677 "attribute %0 can only be applied to @protocol definitions, not forward declarations">;
3679 def warn_ignored_objc_externally_retained : Warning<
3680 "'objc_externally_retained' can only be applied to local variables "
3681 "%select{of retainable type|with strong ownership}0">,
3682 InGroup<IgnoredAttributes>;
3684 // Function Parameter Semantic Analysis.
3685 def err_param_with_void_type : Error<"argument may not have 'void' type">;
3686 def err_void_only_param : Error<
3687 "'void' must be the first and only parameter if specified">;
3688 def err_void_param_qualified : Error<
3689 "'void' as parameter must not have type qualifiers">;
3690 def err_ident_list_in_fn_declaration : Error<
3691 "a parameter list without types is only allowed in a function definition">;
3692 def ext_param_not_declared : Extension<
3693 "parameter %0 was not declared, defaulting to type 'int'">;
3694 def err_param_default_argument : Error<
3695 "C does not support default arguments">;
3696 def err_param_default_argument_redefinition : Error<
3697 "redefinition of default argument">;
3698 def ext_param_default_argument_redefinition : ExtWarn<
3699 err_param_default_argument_redefinition.Text>,
3700 InGroup<MicrosoftDefaultArgRedefinition>;
3701 def err_param_default_argument_missing : Error<
3702 "missing default argument on parameter">;
3703 def err_param_default_argument_missing_name : Error<
3704 "missing default argument on parameter %0">;
3705 def err_param_default_argument_references_param : Error<
3706 "default argument references parameter %0">;
3707 def err_param_default_argument_references_local : Error<
3708 "default argument references local variable %0 of enclosing function">;
3709 def err_param_default_argument_references_this : Error<
3710 "default argument references 'this'">;
3711 def err_param_default_argument_nonfunc : Error<
3712 "default arguments can only be specified for parameters in a function "
3714 def err_param_default_argument_template_redecl : Error<
3715 "default arguments cannot be added to a function template that has already "
3717 def err_param_default_argument_member_template_redecl : Error<
3718 "default arguments cannot be added to an out-of-line definition of a member "
3719 "of a %select{class template|class template partial specialization|nested "
3720 "class in a template}0">;
3721 def err_param_default_argument_on_parameter_pack : Error<
3722 "parameter pack cannot have a default argument">;
3723 def err_uninitialized_member_for_assign : Error<
3724 "cannot define the implicit copy assignment operator for %0, because "
3725 "non-static %select{reference|const}1 member %2 cannot use copy "
3726 "assignment operator">;
3727 def err_uninitialized_member_in_ctor : Error<
3728 "%select{constructor for %1|"
3729 "implicit default constructor for %1|"
3730 "cannot use constructor inherited from %1:}0 must explicitly "
3731 "initialize the %select{reference|const}2 member %3">;
3732 def err_default_arg_makes_ctor_special : Error<
3733 "addition of default argument on redeclaration makes this constructor a "
3734 "%select{default|copy|move}0 constructor">;
3736 def err_use_of_default_argument_to_function_declared_later : Error<
3737 "use of default argument to function %0 that is declared later in class %1">;
3738 def note_default_argument_declared_here : Note<
3739 "default argument declared here">;
3740 def err_recursive_default_argument : Error<"recursive evaluation of default argument">;
3742 def ext_param_promoted_not_compatible_with_prototype : ExtWarn<
3743 "%diff{promoted type $ of K&R function parameter is not compatible with the "
3744 "parameter type $|promoted type of K&R function parameter is not compatible "
3745 "with parameter type}0,1 declared in a previous prototype">,
3746 InGroup<KNRPromotedParameter>;
3749 // C++ Overloading Semantic Analysis.
3750 def err_ovl_diff_return_type : Error<
3751 "functions that differ only in their return type cannot be overloaded">;
3752 def err_ovl_static_nonstatic_member : Error<
3753 "static and non-static member functions with the same parameter types "
3754 "cannot be overloaded">;
3756 def err_ovl_no_viable_function_in_call : Error<
3757 "no matching function for call to %0">;
3758 def err_ovl_no_viable_member_function_in_call : Error<
3759 "no matching member function for call to %0">;
3760 def err_ovl_ambiguous_call : Error<
3761 "call to %0 is ambiguous">;
3762 def err_ovl_deleted_call : Error<"call to deleted function %0">;
3763 def err_ovl_ambiguous_member_call : Error<
3764 "call to member function %0 is ambiguous">;
3765 def err_ovl_deleted_member_call : Error<
3766 "call to deleted member function %0">;
3767 def note_ovl_too_many_candidates : Note<
3768 "remaining %0 candidate%s0 omitted; "
3769 "pass -fshow-overloads=all to show them">;
3771 def select_ovl_candidate_kind : TextSubstitution<
3772 "%select{function|function|function (with reversed parameter order)|"
3774 "constructor (the implicit default constructor)|"
3775 "constructor (the implicit copy constructor)|"
3776 "constructor (the implicit move constructor)|"
3777 "function (the implicit copy assignment operator)|"
3778 "function (the implicit move assignment operator)|"
3779 "inherited constructor}0%select{| template| %2}1">;
3781 def note_ovl_candidate : Note<
3782 "candidate %sub{select_ovl_candidate_kind}0,1,3"
3783 "%select{| has different class%diff{ (expected $ but has $)|}5,6"
3784 "| has different number of parameters (expected %5 but has %6)"
3785 "| has type mismatch at %ordinal5 parameter"
3786 "%diff{ (expected $ but has $)|}6,7"
3787 "| has different return type%diff{ ($ expected but has $)|}5,6"
3788 "| has different qualifiers (expected %5 but found %6)"
3789 "| has different exception specification}4">;
3791 def note_ovl_candidate_explicit_forbidden : Note<
3792 "candidate %0 ignored: cannot be explicit">;
3793 def note_explicit_bool_resolved_to_true : Note<
3794 "explicit(bool) specifier resolved to true">;
3795 def note_ovl_candidate_inherited_constructor : Note<
3796 "constructor from base class %0 inherited here">;
3797 def note_ovl_candidate_inherited_constructor_slice : Note<
3798 "candidate %select{constructor|template}0 ignored: "
3799 "inherited constructor cannot be used to %select{copy|move}1 object">;
3800 def note_ovl_candidate_illegal_constructor : Note<
3801 "candidate %select{constructor|template}0 ignored: "
3802 "instantiation %select{takes|would take}0 its own class type by value">;
3803 def note_ovl_candidate_illegal_constructor_adrspace_mismatch : Note<
3804 "candidate constructor ignored: cannot be used to construct an object "
3805 "in address space %0">;
3806 def note_ovl_candidate_bad_deduction : Note<
3807 "candidate template ignored: failed template argument deduction">;
3808 def note_ovl_candidate_incomplete_deduction : Note<"candidate template ignored: "
3809 "couldn't infer template argument %0">;
3810 def note_ovl_candidate_incomplete_deduction_pack : Note<"candidate template ignored: "
3811 "deduced too few arguments for expanded pack %0; no argument for %ordinal1 "
3812 "expanded parameter in deduced argument pack %2">;
3813 def note_ovl_candidate_inconsistent_deduction : Note<
3814 "candidate template ignored: deduced conflicting %select{types|values|"
3815 "templates}0 for parameter %1%diff{ ($ vs. $)|}2,3">;
3816 def note_ovl_candidate_inconsistent_deduction_types : Note<
3817 "candidate template ignored: deduced values %diff{"
3818 "of conflicting types for parameter %0 (%1 of type $ vs. %3 of type $)|"
3819 "%1 and %3 of conflicting types for parameter %0}2,4">;
3820 def note_ovl_candidate_explicit_arg_mismatch_named : Note<
3821 "candidate template ignored: invalid explicitly-specified argument "
3822 "for template parameter %0">;
3823 def note_ovl_candidate_explicit_arg_mismatch_unnamed : Note<
3824 "candidate template ignored: invalid explicitly-specified argument "
3825 "for %ordinal0 template parameter">;
3826 def note_ovl_candidate_instantiation_depth : Note<
3827 "candidate template ignored: substitution exceeded maximum template "
3828 "instantiation depth">;
3829 def note_ovl_candidate_underqualified : Note<
3830 "candidate template ignored: cannot deduce a type for %0 that would "
3831 "make %2 equal %1">;
3832 def note_ovl_candidate_substitution_failure : Note<
3833 "candidate template ignored: substitution failure%0%1">;
3834 def note_ovl_candidate_disabled_by_enable_if : Note<
3835 "candidate template ignored: disabled by %0%1">;
3836 def note_ovl_candidate_disabled_by_requirement : Note<
3837 "candidate template ignored: requirement '%0' was not satisfied%1">;
3838 def note_ovl_candidate_has_pass_object_size_params: Note<
3839 "candidate address cannot be taken because parameter %0 has "
3840 "pass_object_size attribute">;
3841 def err_diagnose_if_succeeded : Error<"%0">;
3842 def warn_diagnose_if_succeeded : Warning<"%0">, InGroup<UserDefinedWarnings>,
3844 def note_ovl_candidate_disabled_by_function_cond_attr : Note<
3845 "candidate disabled: %0">;
3846 def note_ovl_candidate_disabled_by_extension : Note<
3847 "candidate unavailable as it requires OpenCL extension '%0' to be enabled">;
3848 def err_addrof_function_disabled_by_enable_if_attr : Error<
3849 "cannot take address of function %0 because it has one or more "
3850 "non-tautological enable_if conditions">;
3851 def note_addrof_ovl_candidate_disabled_by_enable_if_attr : Note<
3852 "candidate function made ineligible by enable_if">;
3853 def note_ovl_candidate_deduced_mismatch : Note<
3854 "candidate template ignored: deduced type "
3855 "%diff{$ of %select{|element of }4%ordinal0 parameter does not match "
3856 "adjusted type $ of %select{|element of }4argument"
3857 "|of %select{|element of }4%ordinal0 parameter does not match "
3858 "adjusted type of %select{|element of }4argument}1,2%3">;
3859 def note_ovl_candidate_non_deduced_mismatch : Note<
3860 "candidate template ignored: could not match %diff{$ against $|types}0,1">;
3861 // This note is needed because the above note would sometimes print two
3862 // different types with the same name. Remove this note when the above note
3863 // can handle that case properly.
3864 def note_ovl_candidate_non_deduced_mismatch_qualified : Note<
3865 "candidate template ignored: could not match %q0 against %q1">;
3867 // Note that we don't treat templates differently for this diagnostic.
3868 def note_ovl_candidate_arity : Note<"candidate "
3869 "%sub{select_ovl_candidate_kind}0,1,2 not viable: "
3870 "requires%select{ at least| at most|}3 %4 argument%s4, but %5 "
3871 "%plural{1:was|:were}5 provided">;
3873 def note_ovl_candidate_arity_one : Note<"candidate "
3874 "%sub{select_ovl_candidate_kind}0,1,2 not viable: "
3875 "%select{requires at least|allows at most single|requires single}3 "
3876 "argument %4, but %plural{0:no|:%5}5 arguments were provided">;
3878 def note_ovl_candidate_deleted : Note<
3879 "candidate %sub{select_ovl_candidate_kind}0,1,2 has been "
3880 "%select{explicitly made unavailable|explicitly deleted|"
3881 "implicitly deleted}3">;
3883 // Giving the index of the bad argument really clutters this message, and
3884 // it's relatively unimportant because 1) it's generally obvious which
3885 // argument(s) are of the given object type and 2) the fix is usually
3886 // to complete the type, which doesn't involve changes to the call line
3887 // anyway. If people complain, we can change it.
3888 def note_ovl_candidate_bad_conv_incomplete : Note<
3889 "candidate %sub{select_ovl_candidate_kind}0,1,2 not viable: "
3890 "cannot convert argument of incomplete type "
3891 "%diff{$ to $|to parameter type}3,4 for "
3892 "%select{%ordinal6 argument|object argument}5"
3893 "%select{|; dereference the argument with *|"
3894 "; take the address of the argument with &|"
3897 def note_ovl_candidate_bad_list_argument : Note<
3898 "candidate %sub{select_ovl_candidate_kind}0,1,2 not viable: "
3899 "cannot convert initializer list argument to %4">;
3900 def note_ovl_candidate_bad_overload : Note<
3901 "candidate %sub{select_ovl_candidate_kind}0,1,2 not viable: "
3902 "no overload of %4 matching %3 for %ordinal5 argument">;
3903 def note_ovl_candidate_bad_conv : Note<
3904 "candidate %sub{select_ovl_candidate_kind}0,1,2 not viable: "
3905 "no known conversion "
3906 "%diff{from $ to $|from argument type to parameter type}3,4 for "
3907 "%select{%ordinal6 argument|object argument}5"
3908 "%select{|; dereference the argument with *|"
3909 "; take the address of the argument with &|"
3912 def note_ovl_candidate_bad_arc_conv : Note<
3913 "candidate %sub{select_ovl_candidate_kind}0,1,2 not viable: "
3914 "cannot implicitly convert argument "
3915 "%diff{of type $ to $|type to parameter type}3,4 for "
3916 "%select{%ordinal6 argument|object argument}5 under ARC">;
3917 def note_ovl_candidate_bad_lvalue : Note<
3918 "candidate %sub{select_ovl_candidate_kind}0,1,2 not viable: "
3919 "expects an l-value for "
3920 "%select{%ordinal4 argument|object argument}3">;
3921 def note_ovl_candidate_bad_addrspace : Note<
3922 "candidate %sub{select_ovl_candidate_kind}0,1,2 not viable: "
3923 "address space mismatch in %select{%ordinal6|'this'}5 argument (%3), "
3924 "parameter type must be %4">;
3925 def note_ovl_candidate_bad_gc : Note<
3926 "candidate %sub{select_ovl_candidate_kind}0,1,2 not viable: "
3927 "%select{%ordinal7|'this'}6 argument (%3) has %select{no|__weak|__strong}4 "
3928 "ownership, but parameter has %select{no|__weak|__strong}5 ownership">;
3929 def note_ovl_candidate_bad_ownership : Note<
3930 "candidate %sub{select_ovl_candidate_kind}0,1,2 not viable: "
3931 "%select{%ordinal7|'this'}6 argument (%3) has "
3932 "%select{no|__unsafe_unretained|__strong|__weak|__autoreleasing}4 ownership,"
3933 " but parameter has %select{no|__unsafe_unretained|__strong|__weak|"
3934 "__autoreleasing}5 ownership">;
3935 def note_ovl_candidate_bad_cvr_this : Note<
3936 "candidate %sub{select_ovl_candidate_kind}0,1,2 not viable: "
3937 "'this' argument has type %3, but method is not marked "
3938 "%select{const|restrict|const or restrict|volatile|const or volatile|"
3939 "volatile or restrict|const, volatile, or restrict}4">;
3940 def note_ovl_candidate_bad_cvr : Note<
3941 "candidate %sub{select_ovl_candidate_kind}0,1,2 not viable: "
3942 "%ordinal5 argument (%3) would lose "
3943 "%select{const|restrict|const and restrict|volatile|const and volatile|"
3944 "volatile and restrict|const, volatile, and restrict}4 qualifier"
3945 "%select{||s||s|s|s}4">;
3946 def note_ovl_candidate_bad_unaligned : Note<
3947 "candidate %sub{select_ovl_candidate_kind}0,1,2 not viable: "
3948 "%ordinal5 argument (%3) would lose __unaligned qualifier">;
3949 def note_ovl_candidate_bad_base_to_derived_conv : Note<
3950 "candidate %sub{select_ovl_candidate_kind}0,1,2 not viable: "
3951 "cannot %select{convert from|convert from|bind}3 "
3952 "%select{base class pointer|superclass|base class object of type}3 %4 to "
3953 "%select{derived class pointer|subclass|derived class reference}3 %5 for "
3954 "%ordinal6 argument">;
3955 def note_ovl_candidate_bad_target : Note<
3956 "candidate %sub{select_ovl_candidate_kind}0,1,2 not viable: "
3958 "%select{__device__|__global__|__host__|__host__ __device__|invalid}3 function from"
3959 " %select{__device__|__global__|__host__|__host__ __device__|invalid}4 function">;
3960 def note_implicit_member_target_infer_collision : Note<
3961 "implicit %sub{select_special_member_kind}0 inferred target collision: call to both "
3962 "%select{__device__|__global__|__host__|__host__ __device__}1 and "
3963 "%select{__device__|__global__|__host__|__host__ __device__}2 members">;
3965 def note_ambiguous_type_conversion: Note<
3966 "because of ambiguity in conversion %diff{of $ to $|between types}0,1">;
3967 def note_ovl_builtin_candidate : Note<"built-in candidate %0">;
3968 def err_ovl_no_viable_function_in_init : Error<
3969 "no matching constructor for initialization of %0">;
3970 def err_ovl_no_conversion_in_cast : Error<
3971 "cannot convert %1 to %2 without a conversion operator">;
3972 def err_ovl_no_viable_conversion_in_cast : Error<
3973 "no matching conversion for %select{|static_cast|reinterpret_cast|"
3974 "dynamic_cast|C-style cast|functional-style cast}0 from %1 to %2">;
3975 def err_ovl_ambiguous_conversion_in_cast : Error<
3976 "ambiguous conversion for %select{|static_cast|reinterpret_cast|"
3977 "dynamic_cast|C-style cast|functional-style cast}0 from %1 to %2">;
3978 def err_ovl_deleted_conversion_in_cast : Error<
3979 "%select{|static_cast|reinterpret_cast|dynamic_cast|C-style cast|"
3980 "functional-style cast}0 from %1 to %2 uses deleted function">;
3981 def err_ovl_ambiguous_init : Error<"call to constructor of %0 is ambiguous">;
3982 def err_ref_init_ambiguous : Error<
3983 "reference initialization of type %0 with initializer of type %1 is ambiguous">;
3984 def err_ovl_deleted_init : Error<
3985 "call to deleted constructor of %0">;
3986 def err_ovl_deleted_special_init : Error<
3987 "call to implicitly-deleted %select{default constructor|copy constructor|"
3988 "move constructor|copy assignment operator|move assignment operator|"
3989 "destructor|function}0 of %1">;
3990 def err_ovl_ambiguous_oper_unary : Error<
3991 "use of overloaded operator '%0' is ambiguous (operand type %1)">;
3992 def err_ovl_ambiguous_oper_binary : Error<
3993 "use of overloaded operator '%0' is ambiguous (with operand types %1 and %2)">;
3994 def ext_ovl_ambiguous_oper_binary_reversed : ExtWarn<
3995 "ISO C++20 considers use of overloaded operator '%0' (with operand types %1 "
3996 "and %2) to be ambiguous despite there being a unique best viable function">,
3997 InGroup<DiagGroup<"ambiguous-reversed-operator">>, SFINAEFailure;
3998 def note_ovl_ambiguous_oper_binary_reversed_candidate : Note<
3999 "ambiguity is between a regular call to this operator and a call with the "
4000 "argument order reversed">;
4001 def err_ovl_no_viable_oper : Error<"no viable overloaded '%0'">;
4002 def note_assign_lhs_incomplete : Note<"type %0 is incomplete">;
4003 def err_ovl_deleted_oper : Error<
4004 "overload resolution selected deleted operator '%0'">;
4005 def err_ovl_deleted_special_oper : Error<
4006 "object of type %0 cannot be %select{constructed|copied|moved|assigned|"
4007 "assigned|destroyed}1 because its %sub{select_special_member_kind}1 is implicitly deleted">;
4008 def err_ovl_rewrite_equalequal_not_bool : Error<
4009 "return type %0 of selected 'operator==' function for rewritten "
4010 "'%1' comparison is not 'bool'">;
4011 def err_ovl_no_viable_subscript :
4012 Error<"no viable overloaded operator[] for type %0">;
4013 def err_ovl_no_oper :
4014 Error<"type %0 does not provide a %select{subscript|call}1 operator">;
4015 def err_ovl_unresolvable : Error<
4016 "reference to %select{overloaded|multiversioned}1 function could not be "
4017 "resolved; did you mean to call it%select{| with no arguments}0?">;
4018 def err_bound_member_function : Error<
4019 "reference to non-static member function must be called"
4020 "%select{|; did you mean to call it with no arguments?}0">;
4021 def note_possible_target_of_call : Note<"possible target for call">;
4023 def err_ovl_no_viable_object_call : Error<
4024 "no matching function for call to object of type %0">;
4025 def err_ovl_ambiguous_object_call : Error<
4026 "call to object of type %0 is ambiguous">;
4027 def err_ovl_deleted_object_call : Error<
4028 "call to deleted function call operator in type %0">;
4029 def note_ovl_surrogate_cand : Note<"conversion candidate of type %0">;
4030 def err_member_call_without_object : Error<
4031 "call to non-static member function without an object argument">;
4033 // C++ Address of Overloaded Function
4034 def err_addr_ovl_no_viable : Error<
4035 "address of overloaded function %0 does not match required type %1">;
4036 def err_addr_ovl_ambiguous : Error<
4037 "address of overloaded function %0 is ambiguous">;
4038 def err_addr_ovl_not_func_ptrref : Error<
4039 "address of overloaded function %0 cannot be converted to type %1">;
4040 def err_addr_ovl_no_qualifier : Error<
4041 "cannot form member pointer of type %0 without '&' and class name">;
4043 // C++11 Literal Operators
4044 def err_ovl_no_viable_literal_operator : Error<
4045 "no matching literal operator for call to %0"
4046 "%select{| with argument of type %2| with arguments of types %2 and %3}1"
4047 "%select{| or 'const char *'}4"
4048 "%select{|, and no matching literal operator template}5">;
4050 // C++ Template Declarations
4051 def err_template_param_shadow : Error<
4052 "declaration of %0 shadows template parameter">;
4053 def ext_template_param_shadow : ExtWarn<
4054 err_template_param_shadow.Text>, InGroup<MicrosoftTemplate>;
4055 def note_template_param_here : Note<"template parameter is declared here">;
4056 def warn_template_export_unsupported : Warning<
4057 "exported templates are unsupported">;
4058 def err_template_outside_namespace_or_class_scope : Error<
4059 "templates can only be declared in namespace or class scope">;
4060 def err_template_inside_local_class : Error<
4061 "templates cannot be declared inside of a local class">;
4062 def err_template_linkage : Error<"templates must have C++ linkage">;
4063 def err_template_typedef : Error<"a typedef cannot be a template">;
4064 def err_template_unnamed_class : Error<
4065 "cannot declare a class template with no name">;
4066 def err_template_param_list_different_arity : Error<
4067 "%select{too few|too many}0 template parameters in template "
4068 "%select{|template parameter }1redeclaration">;
4069 def note_template_param_list_different_arity : Note<
4070 "%select{too few|too many}0 template parameters in template template "
4072 def note_template_prev_declaration : Note<
4073 "previous template %select{declaration|template parameter}0 is here">;
4074 def err_template_param_different_kind : Error<
4075 "template parameter has a different kind in template "
4076 "%select{|template parameter }0redeclaration">;
4077 def note_template_param_different_kind : Note<
4078 "template parameter has a different kind in template argument">;
4080 def err_invalid_decl_specifier_in_nontype_parm : Error<
4081 "invalid declaration specifier in template non-type parameter">;
4083 def err_template_nontype_parm_different_type : Error<
4084 "template non-type parameter has a different type %0 in template "
4085 "%select{|template parameter }1redeclaration">;
4087 def note_template_nontype_parm_different_type : Note<
4088 "template non-type parameter has a different type %0 in template argument">;
4089 def note_template_nontype_parm_prev_declaration : Note<
4090 "previous non-type template parameter with type %0 is here">;
4091 def err_template_nontype_parm_bad_type : Error<
4092 "a non-type template parameter cannot have type %0">;
4093 def warn_cxx14_compat_template_nontype_parm_auto_type : Warning<
4094 "non-type template parameters declared with %0 are incompatible with C++ "
4095 "standards before C++17">,
4096 DefaultIgnore, InGroup<CXXPre17Compat>;
4097 def err_template_param_default_arg_redefinition : Error<
4098 "template parameter redefines default argument">;
4099 def note_template_param_prev_default_arg : Note<
4100 "previous default template argument defined here">;
4101 def err_template_param_default_arg_missing : Error<
4102 "template parameter missing a default argument">;
4103 def ext_template_parameter_default_in_function_template : ExtWarn<
4104 "default template arguments for a function template are a C++11 extension">,
4106 def warn_cxx98_compat_template_parameter_default_in_function_template : Warning<
4107 "default template arguments for a function template are incompatible with C++98">,
4108 InGroup<CXX98Compat>, DefaultIgnore;
4109 def err_template_parameter_default_template_member : Error<
4110 "cannot add a default template argument to the definition of a member of a "
4112 def err_template_parameter_default_friend_template : Error<
4113 "default template argument not permitted on a friend template">;
4114 def err_template_template_parm_no_parms : Error<
4115 "template template parameter must have its own template parameters">;
4117 def ext_variable_template : ExtWarn<"variable templates are a C++14 extension">,
4119 def warn_cxx11_compat_variable_template : Warning<
4120 "variable templates are incompatible with C++ standards before C++14">,
4121 InGroup<CXXPre14Compat>, DefaultIgnore;
4122 def err_template_variable_noparams : Error<
4123 "extraneous 'template<>' in declaration of variable %0">;
4124 def err_template_member : Error<"member %0 declared as a template">;
4125 def err_template_member_noparams : Error<
4126 "extraneous 'template<>' in declaration of member %0">;
4127 def err_template_tag_noparams : Error<
4128 "extraneous 'template<>' in declaration of %0 %1">;
4130 def warn_cxx17_compat_adl_only_template_id : Warning<
4131 "use of function template name with no prior function template "
4132 "declaration in function call with explicit template arguments "
4133 "is incompatible with C++ standards before C++2a">,
4134 InGroup<CXXPre2aCompat>, DefaultIgnore;
4135 def ext_adl_only_template_id : ExtWarn<
4136 "use of function template name with no prior declaration in function call "
4137 "with explicit template arguments is a C++2a extension">, InGroup<CXX2a>;
4139 // C++ Template Argument Lists
4140 def err_template_missing_args : Error<
4142 "%select{class template|function template|variable template|alias template|"
4143 "template template parameter|concept|template}0 %1 requires template "
4145 def err_template_arg_list_different_arity : Error<
4146 "%select{too few|too many}0 template arguments for "
4147 "%select{class template|function template|variable template|alias template|"
4148 "template template parameter|concept|template}1 %2">;
4149 def note_template_decl_here : Note<"template is declared here">;
4150 def err_template_arg_must_be_type : Error<
4151 "template argument for template type parameter must be a type">;
4152 def err_template_arg_must_be_type_suggest : Error<
4153 "template argument for template type parameter must be a type; "
4154 "did you forget 'typename'?">;
4155 def ext_ms_template_type_arg_missing_typename : ExtWarn<
4156 "template argument for template type parameter must be a type; "
4157 "omitted 'typename' is a Microsoft extension">,
4158 InGroup<MicrosoftTemplate>;
4159 def err_template_arg_must_be_expr : Error<
4160 "template argument for non-type template parameter must be an expression">;
4161 def err_template_arg_nontype_ambig : Error<
4162 "template argument for non-type template parameter is treated as function type %0">;
4163 def err_template_arg_must_be_template : Error<
4164 "template argument for template template parameter must be a class template%select{| or type alias template}0">;
4165 def ext_template_arg_local_type : ExtWarn<
4166 "template argument uses local type %0">, InGroup<LocalTypeTemplateArgs>;
4167 def ext_template_arg_unnamed_type : ExtWarn<
4168 "template argument uses unnamed type">, InGroup<UnnamedTypeTemplateArgs>;
4169 def warn_cxx98_compat_template_arg_local_type : Warning<
4170 "local type %0 as template argument is incompatible with C++98">,
4171 InGroup<CXX98CompatLocalTypeTemplateArgs>, DefaultIgnore;
4172 def warn_cxx98_compat_template_arg_unnamed_type : Warning<
4173 "unnamed type as template argument is incompatible with C++98">,
4174 InGroup<CXX98CompatUnnamedTypeTemplateArgs>, DefaultIgnore;
4175 def note_template_unnamed_type_here : Note<
4176 "unnamed type used in template argument was declared here">;
4177 def err_template_arg_overload_type : Error<
4178 "template argument is the type of an unresolved overloaded function">;
4179 def err_template_arg_not_valid_template : Error<
4180 "template argument does not refer to a class or alias template, or template "
4181 "template parameter">;
4182 def note_template_arg_refers_here_func : Note<
4183 "template argument refers to function template %0, here">;
4184 def err_template_arg_template_params_mismatch : Error<
4185 "template template argument has different template parameters than its "
4186 "corresponding template template parameter">;
4187 def err_template_arg_not_integral_or_enumeral : Error<
4188 "non-type template argument of type %0 must have an integral or enumeration"
4190 def err_template_arg_not_ice : Error<
4191 "non-type template argument of type %0 is not an integral constant "
4193 def err_template_arg_not_address_constant : Error<
4194 "non-type template argument of type %0 is not a constant expression">;
4195 def warn_cxx98_compat_template_arg_null : Warning<
4196 "use of null pointer as non-type template argument is incompatible with "
4197 "C++98">, InGroup<CXX98Compat>, DefaultIgnore;
4198 def err_template_arg_untyped_null_constant : Error<
4199 "null non-type template argument must be cast to template parameter type %0">;
4200 def err_template_arg_wrongtype_null_constant : Error<
4201 "null non-type template argument of type %0 does not match template parameter "
4203 def err_non_type_template_parm_type_deduction_failure : Error<
4204 "non-type template parameter %0 with type %1 has incompatible initializer of type %2">;
4205 def err_deduced_non_type_template_arg_type_mismatch : Error<
4206 "deduced non-type template argument does not have the same type as the "
4207 "corresponding template parameter%diff{ ($ vs $)|}0,1">;
4208 def err_non_type_template_arg_subobject : Error<
4209 "non-type template argument refers to subobject '%0'">;
4210 def err_non_type_template_arg_addr_label_diff : Error<
4211 "template argument / label address difference / what did you expect?">;
4212 def err_template_arg_not_convertible : Error<
4213 "non-type template argument of type %0 cannot be converted to a value "
4215 def warn_template_arg_negative : Warning<
4216 "non-type template argument with value '%0' converted to '%1' for unsigned "
4217 "template parameter of type %2">, InGroup<Conversion>, DefaultIgnore;
4218 def warn_template_arg_too_large : Warning<
4219 "non-type template argument value '%0' truncated to '%1' for "
4220 "template parameter of type %2">, InGroup<Conversion>, DefaultIgnore;
4221 def err_template_arg_no_ref_bind : Error<
4222 "non-type template parameter of reference type "
4223 "%diff{$ cannot bind to template argument of type $"
4224 "|cannot bind to template of incompatible argument type}0,1">;
4225 def err_template_arg_ref_bind_ignores_quals : Error<
4226 "reference binding of non-type template parameter "
4227 "%diff{of type $ to template argument of type $|to template argument}0,1 "
4228 "ignores qualifiers">;
4229 def err_template_arg_not_decl_ref : Error<
4230 "non-type template argument does not refer to any declaration">;
4231 def err_template_arg_not_address_of : Error<
4232 "non-type template argument for template parameter of pointer type %0 must "
4233 "have its address taken">;
4234 def err_template_arg_address_of_non_pointer : Error<
4235 "address taken in non-type template argument for template parameter of "
4236 "reference type %0">;
4237 def err_template_arg_reference_var : Error<
4238 "non-type template argument of reference type %0 is not an object">;
4239 def err_template_arg_field : Error<
4240 "non-type template argument refers to non-static data member %0">;
4241 def err_template_arg_method : Error<
4242 "non-type template argument refers to non-static member function %0">;
4243 def err_template_arg_object_no_linkage : Error<
4244 "non-type template argument refers to %select{function|object}0 %1 that "
4245 "does not have linkage">;
4246 def warn_cxx98_compat_template_arg_object_internal : Warning<
4247 "non-type template argument referring to %select{function|object}0 %1 with "
4248 "internal linkage is incompatible with C++98">,
4249 InGroup<CXX98Compat>, DefaultIgnore;
4250 def ext_template_arg_object_internal : ExtWarn<
4251 "non-type template argument referring to %select{function|object}0 %1 with "
4252 "internal linkage is a C++11 extension">, InGroup<CXX11>;
4253 def err_template_arg_thread_local : Error<
4254 "non-type template argument refers to thread-local object">;
4255 def note_template_arg_internal_object : Note<
4256 "non-type template argument refers to %select{function|object}0 here">;
4257 def note_template_arg_refers_here : Note<
4258 "non-type template argument refers here">;
4259 def err_template_arg_not_object_or_func : Error<
4260 "non-type template argument does not refer to an object or function">;
4261 def err_template_arg_not_pointer_to_member_form : Error<
4262 "non-type template argument is not a pointer to member constant">;
4263 def err_template_arg_member_ptr_base_derived_not_supported : Error<
4264 "sorry, non-type template argument of pointer-to-member type %1 that refers "
4265 "to member %q0 of a different class is not supported yet">;
4266 def ext_template_arg_extra_parens : ExtWarn<
4267 "address non-type template argument cannot be surrounded by parentheses">;
4268 def warn_cxx98_compat_template_arg_extra_parens : Warning<
4269 "redundant parentheses surrounding address non-type template argument are "
4270 "incompatible with C++98">, InGroup<CXX98Compat>, DefaultIgnore;
4271 def err_pointer_to_member_type : Error<
4272 "invalid use of pointer to member type after %select{.*|->*}0">;
4273 def err_pointer_to_member_call_drops_quals : Error<
4274 "call to pointer to member function of type %0 drops '%1' qualifier%s2">;
4275 def err_pointer_to_member_oper_value_classify: Error<
4276 "pointer-to-member function type %0 can only be called on an "
4277 "%select{rvalue|lvalue}1">;
4278 def ext_pointer_to_const_ref_member_on_rvalue : Extension<
4279 "invoking a pointer to a 'const &' member function on an rvalue is a C++2a extension">,
4280 InGroup<CXX2a>, SFINAEFailure;
4281 def warn_cxx17_compat_pointer_to_const_ref_member_on_rvalue : Warning<
4282 "invoking a pointer to a 'const &' member function on an rvalue is "
4283 "incompatible with C++ standards before C++2a">,
4284 InGroup<CXXPre2aCompatPedantic>, DefaultIgnore;
4285 def ext_ms_deref_template_argument: ExtWarn<
4286 "non-type template argument containing a dereference operation is a "
4287 "Microsoft extension">, InGroup<MicrosoftTemplate>;
4288 def ext_ms_delayed_template_argument: ExtWarn<
4289 "using the undeclared type %0 as a default template argument is a "
4290 "Microsoft extension">, InGroup<MicrosoftTemplate>;
4291 def err_template_arg_deduced_incomplete_pack : Error<
4292 "deduced incomplete pack %0 for template parameter %1">;
4294 // C++ template specialization
4295 def err_template_spec_unknown_kind : Error<
4296 "can only provide an explicit specialization for a class template, function "
4297 "template, variable template, or a member function, static data member, "
4298 "%select{or member class|member class, or member enumeration}0 of a "
4300 def note_specialized_entity : Note<
4301 "explicitly specialized declaration is here">;
4302 def note_explicit_specialization_declared_here : Note<
4303 "explicit specialization declared here">;
4304 def err_template_spec_decl_function_scope : Error<
4305 "explicit specialization of %0 in function scope">;
4306 def err_template_spec_decl_friend : Error<
4307 "cannot declare an explicit specialization in a friend">;
4308 def err_template_spec_redecl_out_of_scope : Error<
4309 "%select{class template|class template partial|variable template|"
4310 "variable template partial|function template|member "
4311 "function|static data member|member class|member enumeration}0 "
4312 "specialization of %1 not in %select{a namespace enclosing %2|"
4313 "class %2 or an enclosing namespace}3">;
4314 def ext_ms_template_spec_redecl_out_of_scope: ExtWarn<
4315 "%select{class template|class template partial|variable template|"
4316 "variable template partial|function template|member "
4317 "function|static data member|member class|member enumeration}0 "
4318 "specialization of %1 not in %select{a namespace enclosing %2|"
4319 "class %2 or an enclosing namespace}3 "
4320 "is a Microsoft extension">, InGroup<MicrosoftTemplate>;
4321 def err_template_spec_redecl_global_scope : Error<
4322 "%select{class template|class template partial|variable template|"
4323 "variable template partial|function template|member "
4324 "function|static data member|member class|member enumeration}0 "
4325 "specialization of %1 must occur at global scope">;
4326 def err_spec_member_not_instantiated : Error<
4327 "specialization of member %q0 does not specialize an instantiated member">;
4328 def note_specialized_decl : Note<"attempt to specialize declaration here">;
4329 def err_specialization_after_instantiation : Error<
4330 "explicit specialization of %0 after instantiation">;
4331 def note_instantiation_required_here : Note<
4332 "%select{implicit|explicit}0 instantiation first required here">;
4333 def err_template_spec_friend : Error<
4334 "template specialization declaration cannot be a friend">;
4335 def err_template_spec_default_arg : Error<
4336 "default argument not permitted on an explicit "
4337 "%select{instantiation|specialization}0 of function %1">;
4338 def err_not_class_template_specialization : Error<
4339 "cannot specialize a %select{dependent template|template template "
4341 def ext_explicit_specialization_storage_class : ExtWarn<
4342 "explicit specialization cannot have a storage class">;
4343 def err_explicit_specialization_inconsistent_storage_class : Error<
4344 "explicit specialization has extraneous, inconsistent storage class "
4345 "'%select{none|extern|static|__private_extern__|auto|register}0'">;
4346 def err_dependent_function_template_spec_no_match : Error<
4347 "no candidate function template was found for dependent"
4348 " friend function template specialization">;
4349 def note_dependent_function_template_spec_discard_reason : Note<
4350 "candidate ignored: %select{not a function template"
4351 "|not a member of the enclosing namespace;"
4352 " did you mean to explicitly qualify the specialization?}0">;
4354 // C++ class template specializations and out-of-line definitions
4355 def err_template_spec_needs_header : Error<
4356 "template specialization requires 'template<>'">;
4357 def err_template_spec_needs_template_parameters : Error<
4358 "template specialization or definition requires a template parameter list "
4359 "corresponding to the nested type %0">;
4360 def err_template_param_list_matches_nontemplate : Error<
4361 "template parameter list matching the non-templated nested type %0 should "
4362 "be empty ('template<>')">;
4363 def err_alias_template_extra_headers : Error<
4364 "extraneous template parameter list in alias template declaration">;
4365 def err_template_spec_extra_headers : Error<
4366 "extraneous template parameter list in template specialization or "
4367 "out-of-line template definition">;
4368 def warn_template_spec_extra_headers : Warning<
4369 "extraneous template parameter list in template specialization">;
4370 def note_explicit_template_spec_does_not_need_header : Note<
4371 "'template<>' header not required for explicitly-specialized class %0 "
4373 def err_template_qualified_declarator_no_match : Error<
4374 "nested name specifier '%0' for declaration does not refer into a class, "
4375 "class template or class template partial specialization">;
4376 def err_specialize_member_of_template : Error<
4377 "cannot specialize %select{|(with 'template<>') }0a member of an "
4378 "unspecialized template">;
4380 // C++ Class Template Partial Specialization
4381 def err_default_arg_in_partial_spec : Error<
4382 "default template argument in a class template partial specialization">;
4383 def err_dependent_non_type_arg_in_partial_spec : Error<
4384 "type of specialized non-type template argument depends on a template "
4385 "parameter of the partial specialization">;
4386 def note_dependent_non_type_default_arg_in_partial_spec : Note<
4387 "template parameter is used in default argument declared here">;
4388 def err_dependent_typed_non_type_arg_in_partial_spec : Error<
4389 "non-type template argument specializes a template parameter with "
4390 "dependent type %0">;
4391 def err_partial_spec_args_match_primary_template : Error<
4392 "%select{class|variable}0 template partial specialization does not "
4393 "specialize any template argument; to %select{declare|define}1 the "
4394 "primary template, remove the template argument list">;
4395 def ext_partial_spec_not_more_specialized_than_primary : ExtWarn<
4396 "%select{class|variable}0 template partial specialization is not "
4397 "more specialized than the primary template">, DefaultError,
4398 InGroup<DiagGroup<"invalid-partial-specialization">>;
4399 def note_partial_spec_not_more_specialized_than_primary : Note<"%0">;
4400 def ext_partial_specs_not_deducible : ExtWarn<
4401 "%select{class|variable}0 template partial specialization contains "
4402 "%select{a template parameter|template parameters}1 that cannot be "
4403 "deduced; this partial specialization will never be used">,
4404 DefaultError, InGroup<DiagGroup<"unusable-partial-specialization">>;
4405 def note_non_deducible_parameter : Note<
4406 "non-deducible template parameter %0">;
4407 def err_partial_spec_ordering_ambiguous : Error<
4408 "ambiguous partial specializations of %0">;
4409 def note_partial_spec_match : Note<"partial specialization matches %0">;
4410 def err_partial_spec_redeclared : Error<
4411 "class template partial specialization %0 cannot be redeclared">;
4412 def note_partial_specialization_declared_here : Note<
4413 "explicit specialization declared here">;
4414 def note_prev_partial_spec_here : Note<
4415 "previous declaration of class template partial specialization %0 is here">;
4416 def err_partial_spec_fully_specialized : Error<
4417 "partial specialization of %0 does not use any of its template parameters">;
4419 // C++ Variable Template Partial Specialization
4420 def err_var_partial_spec_redeclared : Error<
4421 "variable template partial specialization %0 cannot be redefined">;
4422 def note_var_prev_partial_spec_here : Note<
4423 "previous declaration of variable template partial specialization is here">;
4424 def err_var_spec_no_template : Error<
4425 "no variable template matches%select{| partial}0 specialization">;
4426 def err_var_spec_no_template_but_method : Error<
4427 "no variable template matches specialization; "
4428 "did you mean to use %0 as function template instead?">;
4430 // C++ Function template specializations
4431 def err_function_template_spec_no_match : Error<
4432 "no function template matches function template specialization %0">;
4433 def err_function_template_spec_ambiguous : Error<
4434 "function template specialization %0 ambiguously refers to more than one "
4435 "function template; explicitly specify%select{| additional}1 template "
4436 "arguments to identify a particular function template">;
4437 def note_function_template_spec_matched : Note<
4438 "function template %q0 matches specialization %1">;
4439 def err_function_template_partial_spec : Error<
4440 "function template partial specialization is not allowed">;
4442 // C++ Template Instantiation
4443 def err_template_recursion_depth_exceeded : Error<
4444 "recursive template instantiation exceeded maximum depth of %0">,
4445 DefaultFatal, NoSFINAE;
4446 def note_template_recursion_depth : Note<
4447 "use -ftemplate-depth=N to increase recursive template instantiation depth">;
4449 def err_template_instantiate_within_definition : Error<
4450 "%select{implicit|explicit}0 instantiation of template %1 within its"
4452 def err_template_instantiate_undefined : Error<
4453 "%select{implicit|explicit}0 instantiation of undefined template %1">;
4454 def err_implicit_instantiate_member_undefined : Error<
4455 "implicit instantiation of undefined member %0">;
4456 def note_template_class_instantiation_was_here : Note<
4457 "class template %0 was instantiated here">;
4458 def note_template_class_explicit_specialization_was_here : Note<
4459 "class template %0 was explicitly specialized here">;
4460 def note_template_class_instantiation_here : Note<
4461 "in instantiation of template class %q0 requested here">;
4462 def note_template_member_class_here : Note<
4463 "in instantiation of member class %q0 requested here">;
4464 def note_template_member_function_here : Note<
4465 "in instantiation of member function %q0 requested here">;
4466 def note_function_template_spec_here : Note<
4467 "in instantiation of function template specialization %q0 requested here">;
4468 def note_template_static_data_member_def_here : Note<
4469 "in instantiation of static data member %q0 requested here">;
4470 def note_template_variable_def_here : Note<
4471 "in instantiation of variable template specialization %q0 requested here">;
4472 def note_template_enum_def_here : Note<
4473 "in instantiation of enumeration %q0 requested here">;
4474 def note_template_nsdmi_here : Note<
4475 "in instantiation of default member initializer %q0 requested here">;
4476 def note_template_type_alias_instantiation_here : Note<
4477 "in instantiation of template type alias %0 requested here">;
4478 def note_template_exception_spec_instantiation_here : Note<
4479 "in instantiation of exception specification for %0 requested here">;
4480 def warn_var_template_missing : Warning<"instantiation of variable %q0 "
4481 "required here, but no definition is available">,
4482 InGroup<UndefinedVarTemplate>;
4483 def warn_func_template_missing : Warning<"instantiation of function %q0 "
4484 "required here, but no definition is available">,
4485 InGroup<UndefinedFuncTemplate>, DefaultIgnore;
4486 def note_forward_template_decl : Note<
4487 "forward declaration of template entity is here">;
4488 def note_inst_declaration_hint : Note<"add an explicit instantiation "
4489 "declaration to suppress this warning if %q0 is explicitly instantiated in "
4490 "another translation unit">;
4491 def note_evaluating_exception_spec_here : Note<
4492 "in evaluation of exception specification for %q0 needed here">;
4494 def note_default_arg_instantiation_here : Note<
4495 "in instantiation of default argument for '%0' required here">;
4496 def note_default_function_arg_instantiation_here : Note<
4497 "in instantiation of default function argument expression "
4498 "for '%0' required here">;
4499 def note_explicit_template_arg_substitution_here : Note<
4500 "while substituting explicitly-specified template arguments into function "
4502 def note_function_template_deduction_instantiation_here : Note<
4503 "while substituting deduced template arguments into function template %0 "
4505 def note_deduced_template_arg_substitution_here : Note<
4506 "during template argument deduction for %select{class|variable}0 template "
4507 "%select{partial specialization |}1%2 %3">;
4508 def note_prior_template_arg_substitution : Note<
4509 "while substituting prior template arguments into %select{non-type|template}0"
4510 " template parameter%1 %2">;
4511 def note_template_default_arg_checking : Note<
4512 "while checking a default template argument used here">;
4513 def note_concept_specialization_here : Note<
4514 "while checking the satisfaction of concept '%0' requested here">;
4515 def note_constraint_substitution_here : Note<
4516 "while substituting template arguments into constraint expression here">;
4517 def note_instantiation_contexts_suppressed : Note<
4518 "(skipping %0 context%s0 in backtrace; use -ftemplate-backtrace-limit=0 to "
4521 def err_field_instantiates_to_function : Error<
4522 "data member instantiated with function type %0">;
4523 def err_variable_instantiates_to_function : Error<
4524 "%select{variable|static data member}0 instantiated with function type %1">;
4525 def err_nested_name_spec_non_tag : Error<
4526 "type %0 cannot be used prior to '::' because it has no members">;
4528 def err_using_pack_expansion_empty : Error<
4529 "%select{|member}0 using declaration %1 instantiates to an empty pack">;
4531 // C++ Explicit Instantiation
4532 def err_explicit_instantiation_duplicate : Error<
4533 "duplicate explicit instantiation of %0">;
4534 def ext_explicit_instantiation_duplicate : ExtWarn<
4535 "duplicate explicit instantiation of %0 ignored as a Microsoft extension">,
4536 InGroup<MicrosoftTemplate>;
4537 def note_previous_explicit_instantiation : Note<
4538 "previous explicit instantiation is here">;
4539 def warn_explicit_instantiation_after_specialization : Warning<
4540 "explicit instantiation of %0 that occurs after an explicit "
4541 "specialization has no effect">,
4542 InGroup<DiagGroup<"instantiation-after-specialization">>;
4543 def note_previous_template_specialization : Note<
4544 "previous template specialization is here">;
4545 def err_explicit_instantiation_nontemplate_type : Error<
4546 "explicit instantiation of non-templated type %0">;
4547 def note_nontemplate_decl_here : Note<
4548 "non-templated declaration is here">;
4549 def err_explicit_instantiation_in_class : Error<
4550 "explicit instantiation of %0 in class scope">;
4551 def err_explicit_instantiation_out_of_scope : Error<
4552 "explicit instantiation of %0 not in a namespace enclosing %1">;
4553 def err_explicit_instantiation_must_be_global : Error<
4554 "explicit instantiation of %0 must occur at global scope">;
4555 def warn_explicit_instantiation_out_of_scope_0x : Warning<
4556 "explicit instantiation of %0 not in a namespace enclosing %1">,
4557 InGroup<CXX11Compat>, DefaultIgnore;
4558 def warn_explicit_instantiation_must_be_global_0x : Warning<
4559 "explicit instantiation of %0 must occur at global scope">,
4560 InGroup<CXX11Compat>, DefaultIgnore;
4562 def err_explicit_instantiation_requires_name : Error<
4563 "explicit instantiation declaration requires a name">;
4564 def err_explicit_instantiation_of_typedef : Error<
4565 "explicit instantiation of typedef %0">;
4566 def err_explicit_instantiation_storage_class : Error<
4567 "explicit instantiation cannot have a storage class">;
4568 def err_explicit_instantiation_internal_linkage : Error<
4569 "explicit instantiation declaration of %0 with internal linkage">;
4570 def err_explicit_instantiation_not_known : Error<
4571 "explicit instantiation of %0 does not refer to a function template, "
4572 "variable template, member function, member class, or static data member">;
4573 def note_explicit_instantiation_here : Note<
4574 "explicit instantiation refers here">;
4575 def err_explicit_instantiation_data_member_not_instantiated : Error<
4576 "explicit instantiation refers to static data member %q0 that is not an "
4578 def err_explicit_instantiation_member_function_not_instantiated : Error<
4579 "explicit instantiation refers to member function %q0 that is not an "
4581 def err_explicit_instantiation_ambiguous : Error<
4582 "partial ordering for explicit instantiation of %0 is ambiguous">;
4583 def note_explicit_instantiation_candidate : Note<
4584 "explicit instantiation candidate function %q0 template here %1">;
4585 def err_explicit_instantiation_inline : Error<
4586 "explicit instantiation cannot be 'inline'">;
4587 def warn_explicit_instantiation_inline_0x : Warning<
4588 "explicit instantiation cannot be 'inline'">, InGroup<CXX11Compat>,
4590 def err_explicit_instantiation_constexpr : Error<
4591 "explicit instantiation cannot be 'constexpr'">;
4592 def ext_explicit_instantiation_without_qualified_id : Extension<
4593 "qualifier in explicit instantiation of %q0 requires a template-id "
4594 "(a typedef is not permitted)">;
4595 def err_explicit_instantiation_without_template_id : Error<
4596 "explicit instantiation of %q0 must specify a template argument list">;
4597 def err_explicit_instantiation_unqualified_wrong_namespace : Error<
4598 "explicit instantiation of %q0 must occur in namespace %1">;
4599 def warn_explicit_instantiation_unqualified_wrong_namespace_0x : Warning<
4600 "explicit instantiation of %q0 must occur in namespace %1">,
4601 InGroup<CXX11Compat>, DefaultIgnore;
4602 def err_explicit_instantiation_undefined_member : Error<
4603 "explicit instantiation of undefined %select{member class|member function|"
4604 "static data member}0 %1 of class template %2">;
4605 def err_explicit_instantiation_undefined_func_template : Error<
4606 "explicit instantiation of undefined function template %0">;
4607 def err_explicit_instantiation_undefined_var_template : Error<
4608 "explicit instantiation of undefined variable template %q0">;
4609 def err_explicit_instantiation_declaration_after_definition : Error<
4610 "explicit instantiation declaration (with 'extern') follows explicit "
4611 "instantiation definition (without 'extern')">;
4612 def note_explicit_instantiation_definition_here : Note<
4613 "explicit instantiation definition is here">;
4614 def err_invalid_var_template_spec_type : Error<"type %2 "
4615 "of %select{explicit instantiation|explicit specialization|"
4616 "partial specialization|redeclaration}0 of %1 does not match"
4617 " expected type %3">;
4618 def err_mismatched_exception_spec_explicit_instantiation : Error<
4619 "exception specification in explicit instantiation does not match "
4620 "instantiated one">;
4621 def ext_mismatched_exception_spec_explicit_instantiation : ExtWarn<
4622 err_mismatched_exception_spec_explicit_instantiation.Text>,
4623 InGroup<MicrosoftExceptionSpec>;
4625 // C++ typename-specifiers
4626 def err_typename_nested_not_found : Error<"no type named %0 in %1">;
4627 def err_typename_nested_not_found_enable_if : Error<
4628 "no type named 'type' in %0; 'enable_if' cannot be used to disable "
4629 "this declaration">;
4630 def err_typename_nested_not_found_requirement : Error<
4631 "failed requirement '%0'; 'enable_if' cannot be used to disable this "
4633 def err_typename_nested_not_type : Error<
4634 "typename specifier refers to non-type member %0 in %1">;
4635 def note_typename_refers_here : Note<
4636 "referenced member %0 is declared here">;
4637 def err_typename_missing : Error<
4638 "missing 'typename' prior to dependent type name '%0%1'">;
4639 def err_typename_missing_template : Error<
4640 "missing 'typename' prior to dependent type template name '%0%1'">;
4641 def ext_typename_missing : ExtWarn<
4642 "missing 'typename' prior to dependent type name '%0%1'">,
4643 InGroup<DiagGroup<"typename-missing">>;
4644 def ext_typename_outside_of_template : ExtWarn<
4645 "'typename' occurs outside of a template">, InGroup<CXX11>;
4646 def warn_cxx98_compat_typename_outside_of_template : Warning<
4647 "use of 'typename' outside of a template is incompatible with C++98">,
4648 InGroup<CXX98Compat>, DefaultIgnore;
4649 def err_typename_refers_to_using_value_decl : Error<
4650 "typename specifier refers to a dependent using declaration for a value "
4652 def note_using_value_decl_missing_typename : Note<
4653 "add 'typename' to treat this using declaration as a type">;
4655 def err_template_kw_refers_to_non_template : Error<
4656 "%0 following the 'template' keyword does not refer to a template">;
4657 def note_template_kw_refers_to_non_template : Note<
4658 "declared as a non-template here">;
4659 def err_template_kw_refers_to_class_template : Error<
4660 "'%0%1' instantiated to a class template, not a function template">;
4661 def note_referenced_class_template : Note<
4662 "class template declared here">;
4663 def err_template_kw_missing : Error<
4664 "missing 'template' keyword prior to dependent template name '%0%1'">;
4665 def ext_template_outside_of_template : ExtWarn<
4666 "'template' keyword outside of a template">, InGroup<CXX11>;
4667 def warn_cxx98_compat_template_outside_of_template : Warning<
4668 "use of 'template' keyword outside of a template is incompatible with C++98">,
4669 InGroup<CXX98Compat>, DefaultIgnore;
4671 def err_non_type_template_in_nested_name_specifier : Error<
4672 "qualified name refers into a specialization of %select{function|variable}0 "
4674 def err_template_id_not_a_type : Error<
4675 "template name refers to non-type template %0">;
4676 def note_template_declared_here : Note<
4677 "%select{function template|class template|variable template"
4678 "|type alias template|template template parameter}0 "
4679 "%1 declared here">;
4680 def err_alias_template_expansion_into_fixed_list : Error<
4681 "pack expansion used as argument for non-pack parameter of alias template">;
4682 def note_parameter_type : Note<
4683 "parameter of type %0 is declared here">;
4685 // C++11 Variadic Templates
4686 def err_template_param_pack_default_arg : Error<
4687 "template parameter pack cannot have a default argument">;
4688 def err_template_param_pack_must_be_last_template_parameter : Error<
4689 "template parameter pack must be the last template parameter">;
4691 def err_template_parameter_pack_non_pack : Error<
4692 "%select{template type|non-type template|template template}0 parameter"
4693 "%select{| pack}1 conflicts with previous %select{template type|"
4694 "non-type template|template template}0 parameter%select{ pack|}1">;
4695 def note_template_parameter_pack_non_pack : Note<
4696 "%select{template type|non-type template|template template}0 parameter"
4697 "%select{| pack}1 does not match %select{template type|non-type template"
4698 "|template template}0 parameter%select{ pack|}1 in template argument">;
4699 def note_template_parameter_pack_here : Note<
4700 "previous %select{template type|non-type template|template template}0 "
4701 "parameter%select{| pack}1 declared here">;
4703 def err_unexpanded_parameter_pack : Error<
4704 "%select{expression|base type|declaration type|data member type|bit-field "
4705 "size|static assertion|fixed underlying type|enumerator value|"
4706 "using declaration|friend declaration|qualifier|initializer|default argument|"
4707 "non-type template parameter type|exception type|partial specialization|"
4708 "__if_exists name|__if_not_exists name|lambda|block}0 contains"
4709 "%plural{0: an|:}1 unexpanded parameter pack"
4710 "%plural{0:|1: %2|2:s %2 and %3|:s %2, %3, ...}1">;
4712 def err_pack_expansion_without_parameter_packs : Error<
4713 "pack expansion does not contain any unexpanded parameter packs">;
4714 def err_pack_expansion_length_conflict : Error<
4715 "pack expansion contains parameter packs %0 and %1 that have different "
4716 "lengths (%2 vs. %3)">;
4717 def err_pack_expansion_length_conflict_multilevel : Error<
4718 "pack expansion contains parameter pack %0 that has a different "
4719 "length (%1 vs. %2) from outer parameter packs">;
4720 def err_pack_expansion_length_conflict_partial : Error<
4721 "pack expansion contains parameter pack %0 that has a different "
4722 "length (at least %1 vs. %2) from outer parameter packs">;
4723 def err_pack_expansion_member_init : Error<
4724 "pack expansion for initialization of member %0">;
4726 def err_function_parameter_pack_without_parameter_packs : Error<
4727 "type %0 of function parameter pack does not contain any unexpanded "
4729 def err_ellipsis_in_declarator_not_parameter : Error<
4730 "only function and template parameters can be parameter packs">;
4732 def err_sizeof_pack_no_pack_name : Error<
4733 "%0 does not refer to the name of a parameter pack">;
4735 def err_fold_expression_packs_both_sides : Error<
4736 "binary fold expression has unexpanded parameter packs in both operands">;
4737 def err_fold_expression_empty : Error<
4738 "unary fold expression has empty expansion for operator '%0' "
4739 "with no fallback value">;
4740 def err_fold_expression_bad_operand : Error<
4741 "expression not permitted as operand of fold expression">;
4743 def err_unexpected_typedef : Error<
4744 "unexpected type name %0: expected expression">;
4745 def err_unexpected_namespace : Error<
4746 "unexpected namespace name %0: expected expression">;
4747 def err_undeclared_var_use : Error<"use of undeclared identifier %0">;
4748 def ext_undeclared_unqual_id_with_dependent_base : ExtWarn<
4749 "use of undeclared identifier %0; "
4750 "unqualified lookup into dependent bases of class template %1 is a Microsoft extension">,
4751 InGroup<MicrosoftTemplate>;
4752 def ext_found_via_dependent_bases_lookup : ExtWarn<"use of identifier %0 "
4753 "found via unqualified lookup into dependent bases of class templates is a "
4754 "Microsoft extension">, InGroup<MicrosoftTemplate>;
4755 def note_dependent_var_use : Note<"must qualify identifier to find this "
4756 "declaration in dependent base class">;
4757 def err_not_found_by_two_phase_lookup : Error<"call to function %0 that is neither "
4758 "visible in the template definition nor found by argument-dependent lookup">;
4759 def note_not_found_by_two_phase_lookup : Note<"%0 should be declared prior to the "
4760 "call site%select{| or in %2| or in an associated namespace of one of its arguments}1">;
4761 def err_undeclared_use : Error<"use of undeclared %0">;
4762 def warn_deprecated : Warning<"%0 is deprecated">,
4763 InGroup<DeprecatedDeclarations>;
4764 def note_from_diagnose_if : Note<"from 'diagnose_if' attribute on %0:">;
4765 def warn_property_method_deprecated :
4766 Warning<"property access is using %0 method which is deprecated">,
4767 InGroup<DeprecatedDeclarations>;
4768 def warn_deprecated_message : Warning<"%0 is deprecated: %1">,
4769 InGroup<DeprecatedDeclarations>;
4770 def warn_deprecated_anonymous_namespace : Warning<
4771 "'deprecated' attribute on anonymous namespace ignored">,
4772 InGroup<IgnoredAttributes>;
4773 def warn_deprecated_fwdclass_message : Warning<
4774 "%0 may be deprecated because the receiver type is unknown">,
4775 InGroup<DeprecatedDeclarations>;
4776 def warn_deprecated_def : Warning<
4777 "implementing deprecated %select{method|class|category}0">,
4778 InGroup<DeprecatedImplementations>, DefaultIgnore;
4779 def warn_unavailable_def : Warning<
4780 "implementing unavailable method">,
4781 InGroup<DeprecatedImplementations>, DefaultIgnore;
4782 def err_unavailable : Error<"%0 is unavailable">;
4783 def err_property_method_unavailable :
4784 Error<"property access is using %0 method which is unavailable">;
4785 def err_unavailable_message : Error<"%0 is unavailable: %1">;
4786 def warn_unavailable_fwdclass_message : Warning<
4787 "%0 may be unavailable because the receiver type is unknown">,
4788 InGroup<UnavailableDeclarations>;
4789 def note_availability_specified_here : Note<
4790 "%0 has been explicitly marked "
4791 "%select{unavailable|deleted|deprecated}1 here">;
4792 def note_partial_availability_specified_here : Note<
4793 "%0 has been marked as being introduced in %1 %2 here, "
4794 "but the deployment target is %1 %3">;
4795 def note_implicitly_deleted : Note<
4796 "explicitly defaulted function was implicitly deleted here">;
4797 def warn_not_enough_argument : Warning<
4798 "not enough variable arguments in %0 declaration to fit a sentinel">,
4800 def warn_missing_sentinel : Warning <
4801 "missing sentinel in %select{function call|method dispatch|block call}0">,
4803 def note_sentinel_here : Note<
4804 "%select{function|method|block}0 has been explicitly marked sentinel here">;
4805 def warn_missing_prototype : Warning<
4806 "no previous prototype for function %0">,
4807 InGroup<DiagGroup<"missing-prototypes">>, DefaultIgnore;
4808 def note_declaration_not_a_prototype : Note<
4809 "this declaration is not a prototype; add %select{'void'|parameter declarations}0 "
4810 "to make it %select{a prototype for a zero-parameter function|one}0">;
4811 def warn_strict_prototypes : Warning<
4812 "this %select{function declaration is not|block declaration is not|"
4813 "old-style function definition is not preceded by}0 a prototype">,
4814 InGroup<DiagGroup<"strict-prototypes">>, DefaultIgnore;
4815 def warn_missing_variable_declarations : Warning<
4816 "no previous extern declaration for non-static variable %0">,
4817 InGroup<DiagGroup<"missing-variable-declarations">>, DefaultIgnore;
4818 def note_static_for_internal_linkage : Note<
4819 "declare 'static' if the %select{variable|function}0 is not intended to be "
4820 "used outside of this translation unit">;
4821 def err_static_data_member_reinitialization :
4822 Error<"static data member %0 already has an initializer">;
4823 def err_redefinition : Error<"redefinition of %0">;
4824 def err_alias_after_tentative :
4825 Error<"alias definition of %0 after tentative definition">;
4826 def err_alias_is_definition :
4827 Error<"definition %0 cannot also be an %select{alias|ifunc}1">;
4828 def err_definition_of_implicitly_declared_member : Error<
4829 "definition of implicitly declared %select{default constructor|copy "
4830 "constructor|move constructor|copy assignment operator|move assignment "
4831 "operator|destructor|function}1">;
4832 def err_definition_of_explicitly_defaulted_member : Error<
4833 "definition of explicitly defaulted %select{default constructor|copy "
4834 "constructor|move constructor|copy assignment operator|move assignment "
4835 "operator|destructor|function}0">;
4836 def err_redefinition_extern_inline : Error<
4837 "redefinition of a 'extern inline' function %0 is not supported in "
4838 "%select{C99 mode|C++}1">;
4839 def warn_attr_abi_tag_namespace : Warning<
4840 "'abi_tag' attribute on %select{non-inline|anonymous}0 namespace ignored">,
4841 InGroup<IgnoredAttributes>;
4842 def err_abi_tag_on_redeclaration : Error<
4843 "cannot add 'abi_tag' attribute in a redeclaration">;
4844 def err_new_abi_tag_on_redeclaration : Error<
4845 "'abi_tag' %0 missing in original declaration">;
4846 def note_use_ifdef_guards : Note<
4847 "unguarded header; consider using #ifdef guards or #pragma once">;
4849 def note_deleted_dtor_no_operator_delete : Note<
4850 "virtual destructor requires an unambiguous, accessible 'operator delete'">;
4851 def note_deleted_special_member_class_subobject : Note<
4852 "%select{default constructor of|copy constructor of|move constructor of|"
4853 "copy assignment operator of|move assignment operator of|destructor of|"
4854 "constructor inherited by}0 "
4855 "%1 is implicitly deleted because "
4856 "%select{base class %3|%select{||||variant }4field %3}2 "
4858 "%select{no|a deleted|multiple|an inaccessible|a non-trivial}4 "
4859 "%select{%select{default constructor|copy constructor|move constructor|copy "
4860 "assignment operator|move assignment operator|destructor|"
4861 "%select{default|corresponding|default|default|default}4 constructor}0|"
4864 "|is an ObjC pointer}6">;
4865 def note_deleted_default_ctor_uninit_field : Note<
4866 "%select{default constructor of|constructor inherited by}0 "
4867 "%1 is implicitly deleted because field %2 of "
4868 "%select{reference|const-qualified}4 type %3 would not be initialized">;
4869 def note_deleted_default_ctor_all_const : Note<
4870 "%select{default constructor of|constructor inherited by}0 "
4871 "%1 is implicitly deleted because all "
4872 "%select{data members|data members of an anonymous union member}2"
4873 " are const-qualified">;
4874 def note_deleted_copy_ctor_rvalue_reference : Note<
4875 "copy constructor of %0 is implicitly deleted because field %1 is of "
4876 "rvalue reference type %2">;
4877 def note_deleted_copy_user_declared_move : Note<
4878 "copy %select{constructor|assignment operator}0 is implicitly deleted because"
4879 " %1 has a user-declared move %select{constructor|assignment operator}2">;
4880 def note_deleted_assign_field : Note<
4881 "%select{copy|move}0 assignment operator of %1 is implicitly deleted "
4882 "because field %2 is of %select{reference|const-qualified}4 type %3">;
4884 // These should be errors.
4885 def warn_undefined_internal : Warning<
4886 "%select{function|variable}0 %q1 has internal linkage but is not defined">,
4887 InGroup<DiagGroup<"undefined-internal">>;
4888 def err_undefined_internal_type : Error<
4889 "%select{function|variable}0 %q1 is used but not defined in this "
4890 "translation unit, and cannot be defined in any other translation unit "
4891 "because its type does not have linkage">;
4892 def ext_undefined_internal_type : Extension<
4893 "ISO C++ requires a definition in this translation unit for "
4894 "%select{function|variable}0 %q1 because its type does not have linkage">,
4895 InGroup<DiagGroup<"undefined-internal-type">>;
4896 def warn_undefined_inline : Warning<"inline function %q0 is not defined">,
4897 InGroup<DiagGroup<"undefined-inline">>;
4898 def err_undefined_inline_var : Error<"inline variable %q0 is not defined">;
4899 def note_used_here : Note<"used here">;
4901 def err_internal_linkage_redeclaration : Error<
4902 "'internal_linkage' attribute does not appear on the first declaration of %0">;
4903 def warn_internal_linkage_local_storage : Warning<
4904 "'internal_linkage' attribute on a non-static local variable is ignored">,
4905 InGroup<IgnoredAttributes>;
4907 def ext_internal_in_extern_inline : ExtWarn<
4908 "static %select{function|variable}0 %1 is used in an inline function with "
4909 "external linkage">, InGroup<StaticInInline>;
4910 def ext_internal_in_extern_inline_quiet : Extension<
4911 "static %select{function|variable}0 %1 is used in an inline function with "
4912 "external linkage">, InGroup<StaticInInline>;
4913 def warn_static_local_in_extern_inline : Warning<
4914 "non-constant static local variable in inline function may be different "
4915 "in different files">, InGroup<StaticLocalInInline>;
4916 def note_convert_inline_to_static : Note<
4917 "use 'static' to give inline function %0 internal linkage">;
4919 def ext_redefinition_of_typedef : ExtWarn<
4920 "redefinition of typedef %0 is a C11 feature">,
4921 InGroup<DiagGroup<"typedef-redefinition"> >;
4922 def err_redefinition_variably_modified_typedef : Error<
4923 "redefinition of %select{typedef|type alias}0 for variably-modified type %1">;
4925 def err_inline_decl_follows_def : Error<
4926 "inline declaration of %0 follows non-inline definition">;
4927 def err_inline_declaration_block_scope : Error<
4928 "inline declaration of %0 not allowed in block scope">;
4929 def err_static_non_static : Error<
4930 "static declaration of %0 follows non-static declaration">;
4931 def err_different_language_linkage : Error<
4932 "declaration of %0 has a different language linkage">;
4933 def ext_retained_language_linkage : Extension<
4934 "friend function %0 retaining previous language linkage is an extension">,
4935 InGroup<DiagGroup<"retained-language-linkage">>;
4936 def err_extern_c_global_conflict : Error<
4937 "declaration of %1 %select{with C language linkage|in global scope}0 "
4938 "conflicts with declaration %select{in global scope|with C language linkage}0">;
4939 def note_extern_c_global_conflict : Note<
4940 "declared %select{in global scope|with C language linkage}0 here">;
4941 def note_extern_c_begins_here : Note<
4942 "extern \"C\" language linkage specification begins here">;
4943 def warn_weak_import : Warning <
4944 "an already-declared variable is made a weak_import declaration %0">;
4945 def ext_static_non_static : Extension<
4946 "redeclaring non-static %0 as static is a Microsoft extension">,
4947 InGroup<MicrosoftRedeclareStatic>;
4948 def err_non_static_static : Error<
4949 "non-static declaration of %0 follows static declaration">;
4950 def err_extern_non_extern : Error<
4951 "extern declaration of %0 follows non-extern declaration">;
4952 def err_non_extern_extern : Error<
4953 "non-extern declaration of %0 follows extern declaration">;
4954 def err_non_thread_thread : Error<
4955 "non-thread-local declaration of %0 follows thread-local declaration">;
4956 def err_thread_non_thread : Error<
4957 "thread-local declaration of %0 follows non-thread-local declaration">;
4958 def err_thread_thread_different_kind : Error<
4959 "thread-local declaration of %0 with %select{static|dynamic}1 initialization "
4960 "follows declaration with %select{dynamic|static}1 initialization">;
4961 def err_mismatched_owning_module : Error<
4962 "declaration of %0 in %select{the global module|module %2}1 follows "
4963 "declaration in %select{the global module|module %4}3">;
4964 def err_redefinition_different_type : Error<
4965 "redefinition of %0 with a different type%diff{: $ vs $|}1,2">;
4966 def err_redefinition_different_kind : Error<
4967 "redefinition of %0 as different kind of symbol">;
4968 def err_redefinition_different_namespace_alias : Error<
4969 "redefinition of %0 as an alias for a different namespace">;
4970 def note_previous_namespace_alias : Note<
4971 "previously defined as an alias for %0">;
4972 def warn_forward_class_redefinition : Warning<
4973 "redefinition of forward class %0 of a typedef name of an object type is ignored">,
4974 InGroup<DiagGroup<"objc-forward-class-redefinition">>;
4975 def err_redefinition_different_typedef : Error<
4976 "%select{typedef|type alias|type alias template}0 "
4977 "redefinition with different types%diff{ ($ vs $)|}1,2">;
4978 def err_tag_reference_non_tag : Error<
4979 "%select{non-struct type|non-class type|non-union type|non-enum "
4980 "type|typedef|type alias|template|type alias template|template "
4981 "template argument}1 %0 cannot be referenced with a "
4982 "%select{struct|interface|union|class|enum}2 specifier">;
4983 def err_tag_reference_conflict : Error<
4984 "implicit declaration introduced by elaborated type conflicts with a "
4985 "%select{non-struct type|non-class type|non-union type|non-enum "
4986 "type|typedef|type alias|template|type alias template|template "
4987 "template argument}0 of the same name">;
4988 def err_dependent_tag_decl : Error<
4989 "%select{declaration|definition}0 of "
4990 "%select{struct|interface|union|class|enum}1 in a dependent scope">;
4991 def err_tag_definition_of_typedef : Error<
4992 "definition of type %0 conflicts with %select{typedef|type alias}1 of the same name">;
4993 def err_conflicting_types : Error<"conflicting types for %0">;
4994 def err_different_pass_object_size_params : Error<
4995 "conflicting pass_object_size attributes on parameters">;
4996 def err_late_asm_label_name : Error<
4997 "cannot apply asm label to %select{variable|function}0 after its first use">;
4998 def err_different_asm_label : Error<"conflicting asm label">;
4999 def err_nested_redefinition : Error<"nested redefinition of %0">;
5000 def err_use_with_wrong_tag : Error<
5001 "use of %0 with tag type that does not match previous declaration">;
5002 def warn_struct_class_tag_mismatch : Warning<
5003 "%select{struct|interface|class}0%select{| template}1 %2 was previously "
5004 "declared as a %select{struct|interface|class}3%select{| template}1; "
5005 "this is valid, but may result in linker errors under the Microsoft C++ ABI">,
5006 InGroup<MismatchedTags>, DefaultIgnore;
5007 def warn_struct_class_previous_tag_mismatch : Warning<
5008 "%2 defined as %select{a struct|an interface|a class}0%select{| template}1 "
5009 "here but previously declared as "
5010 "%select{a struct|an interface|a class}3%select{| template}1; "
5011 "this is valid, but may result in linker errors under the Microsoft C++ ABI">,
5012 InGroup<MismatchedTags>, DefaultIgnore;
5013 def note_struct_class_suggestion : Note<
5014 "did you mean %select{struct|interface|class}0 here?">;
5015 def ext_forward_ref_enum : Extension<
5016 "ISO C forbids forward references to 'enum' types">;
5017 def err_forward_ref_enum : Error<
5018 "ISO C++ forbids forward references to 'enum' types">;
5019 def ext_ms_forward_ref_enum : ExtWarn<
5020 "forward references to 'enum' types are a Microsoft extension">,
5021 InGroup<MicrosoftEnumForwardReference>;
5022 def ext_forward_ref_enum_def : Extension<
5023 "redeclaration of already-defined enum %0 is a GNU extension">,
5024 InGroup<GNURedeclaredEnum>;
5026 def err_redefinition_of_enumerator : Error<"redefinition of enumerator %0">;
5027 def err_duplicate_member : Error<"duplicate member %0">;
5028 def err_misplaced_ivar : Error<
5029 "instance variables may not be placed in %select{categories|class extension}0">;
5030 def warn_ivars_in_interface : Warning<
5031 "declaration of instance variables in the interface is deprecated">,
5032 InGroup<DiagGroup<"objc-interface-ivars">>, DefaultIgnore;
5033 def ext_enum_value_not_int : Extension<
5034 "ISO C restricts enumerator values to range of 'int' (%0 is too "
5035 "%select{small|large}1)">;
5036 def ext_enum_too_large : ExtWarn<
5037 "enumeration values exceed range of largest integer">, InGroup<EnumTooLarge>;
5038 def ext_enumerator_increment_too_large : ExtWarn<
5039 "incremented enumerator value %0 is not representable in the "
5040 "largest integer type">, InGroup<EnumTooLarge>;
5041 def warn_flag_enum_constant_out_of_range : Warning<
5042 "enumeration value %0 is out of range of flags in enumeration type %1">,
5045 def warn_illegal_constant_array_size : Extension<
5046 "size of static array must be an integer constant expression">;
5047 def err_vm_decl_in_file_scope : Error<
5048 "variably modified type declaration not allowed at file scope">;
5049 def err_vm_decl_has_extern_linkage : Error<
5050 "variably modified type declaration cannot have 'extern' linkage">;
5051 def err_typecheck_field_variable_size : Error<
5052 "fields must have a constant size: 'variable length array in structure' "
5053 "extension will never be supported">;
5054 def err_vm_func_decl : Error<
5055 "function declaration cannot have variably modified type">;
5056 def err_array_too_large : Error<
5057 "array is too large (%0 elements)">;
5059 def err_typecheck_negative_array_size : Error<"array size is negative">;
5060 def warn_typecheck_function_qualifiers_ignored : Warning<
5061 "'%0' qualifier on function type %1 has no effect">,
5062 InGroup<IgnoredQualifiers>;
5063 def warn_typecheck_function_qualifiers_unspecified : Warning<
5064 "'%0' qualifier on function type %1 has unspecified behavior">;
5065 def warn_typecheck_reference_qualifiers : Warning<
5066 "'%0' qualifier on reference type %1 has no effect">,
5067 InGroup<IgnoredQualifiers>;
5068 def err_typecheck_invalid_restrict_not_pointer : Error<
5069 "restrict requires a pointer or reference (%0 is invalid)">;
5070 def err_typecheck_invalid_restrict_not_pointer_noarg : Error<
5071 "restrict requires a pointer or reference">;
5072 def err_typecheck_invalid_restrict_invalid_pointee : Error<
5073 "pointer to function type %0 may not be 'restrict' qualified">;
5074 def ext_typecheck_zero_array_size : Extension<
5075 "zero size arrays are an extension">, InGroup<ZeroLengthArray>;
5076 def err_typecheck_zero_array_size : Error<
5077 "zero-length arrays are not permitted in C++">;
5078 def warn_typecheck_zero_static_array_size : Warning<
5079 "'static' has no effect on zero-length arrays">,
5080 InGroup<ArrayBounds>;
5081 def err_array_size_non_int : Error<"size of array has non-integer type %0">;
5082 def err_init_element_not_constant : Error<
5083 "initializer element is not a compile-time constant">;
5084 def ext_aggregate_init_not_constant : Extension<
5085 "initializer for aggregate is not a compile-time constant">, InGroup<C99>;
5086 def err_local_cant_init : Error<
5087 "'__local' variable cannot have an initializer">;
5088 def err_block_extern_cant_init : Error<
5089 "'extern' variable cannot have an initializer">;
5090 def warn_extern_init : Warning<"'extern' variable has an initializer">,
5091 InGroup<DiagGroup<"extern-initializer">>;
5092 def err_variable_object_no_init : Error<
5093 "variable-sized object may not be initialized">;
5094 def err_excess_initializers : Error<
5095 "excess elements in %select{array|vector|scalar|union|struct}0 initializer">;
5096 def ext_excess_initializers : ExtWarn<
5097 "excess elements in %select{array|vector|scalar|union|struct}0 initializer">;
5098 def err_excess_initializers_in_char_array_initializer : Error<
5099 "excess elements in char array initializer">;
5100 def ext_excess_initializers_in_char_array_initializer : ExtWarn<
5101 "excess elements in char array initializer">;
5102 def err_initializer_string_for_char_array_too_long : Error<
5103 "initializer-string for char array is too long">;
5104 def ext_initializer_string_for_char_array_too_long : ExtWarn<
5105 "initializer-string for char array is too long">;
5106 def warn_missing_field_initializers : Warning<
5107 "missing field %0 initializer">,
5108 InGroup<MissingFieldInitializers>, DefaultIgnore;
5109 def warn_braces_around_scalar_init : Warning<
5110 "braces around scalar initializer">, InGroup<DiagGroup<"braced-scalar-init">>;
5111 def ext_many_braces_around_scalar_init : ExtWarn<
5112 "too many braces around scalar initializer">,
5113 InGroup<DiagGroup<"many-braces-around-scalar-init">>, SFINAEFailure;
5114 def ext_complex_component_init : Extension<
5115 "complex initialization specifying real and imaginary components "
5116 "is an extension">, InGroup<DiagGroup<"complex-component-init">>;
5117 def err_empty_scalar_initializer : Error<"scalar initializer cannot be empty">;
5118 def warn_cxx98_compat_empty_scalar_initializer : Warning<
5119 "scalar initialized from empty initializer list is incompatible with C++98">,
5120 InGroup<CXX98Compat>, DefaultIgnore;
5121 def warn_cxx98_compat_reference_list_init : Warning<
5122 "reference initialized from initializer list is incompatible with C++98">,
5123 InGroup<CXX98Compat>, DefaultIgnore;
5124 def warn_cxx98_compat_initializer_list_init : Warning<
5125 "initialization of initializer_list object is incompatible with C++98">,
5126 InGroup<CXX98Compat>, DefaultIgnore;
5127 def warn_cxx98_compat_ctor_list_init : Warning<
5128 "constructor call from initializer list is incompatible with C++98">,
5129 InGroup<CXX98Compat>, DefaultIgnore;
5130 def err_illegal_initializer : Error<
5131 "illegal initializer (only variables can be initialized)">;
5132 def err_illegal_initializer_type : Error<"illegal initializer type %0">;
5133 def ext_init_list_type_narrowing : ExtWarn<
5134 "type %0 cannot be narrowed to %1 in initializer list">,
5135 InGroup<CXX11Narrowing>, DefaultError, SFINAEFailure;
5136 def ext_init_list_variable_narrowing : ExtWarn<
5137 "non-constant-expression cannot be narrowed from type %0 to %1 in "
5138 "initializer list">, InGroup<CXX11Narrowing>, DefaultError, SFINAEFailure;
5139 def ext_init_list_constant_narrowing : ExtWarn<
5140 "constant expression evaluates to %0 which cannot be narrowed to type %1">,
5141 InGroup<CXX11Narrowing>, DefaultError, SFINAEFailure;
5142 def warn_init_list_type_narrowing : Warning<
5143 "type %0 cannot be narrowed to %1 in initializer list in C++11">,
5144 InGroup<CXX11Narrowing>, DefaultIgnore;
5145 def warn_init_list_variable_narrowing : Warning<
5146 "non-constant-expression cannot be narrowed from type %0 to %1 in "
5147 "initializer list in C++11">,
5148 InGroup<CXX11Narrowing>, DefaultIgnore;
5149 def warn_init_list_constant_narrowing : Warning<
5150 "constant expression evaluates to %0 which cannot be narrowed to type %1 in "
5152 InGroup<CXX11Narrowing>, DefaultIgnore;
5153 def note_init_list_narrowing_silence : Note<
5154 "insert an explicit cast to silence this issue">;
5155 def err_init_objc_class : Error<
5156 "cannot initialize Objective-C class type %0">;
5157 def err_implicit_empty_initializer : Error<
5158 "initializer for aggregate with no elements requires explicit braces">;
5159 def err_bitfield_has_negative_width : Error<
5160 "bit-field %0 has negative width (%1)">;
5161 def err_anon_bitfield_has_negative_width : Error<
5162 "anonymous bit-field has negative width (%0)">;
5163 def err_bitfield_has_zero_width : Error<"named bit-field %0 has zero width">;
5164 def err_bitfield_width_exceeds_type_width : Error<
5165 "width of bit-field %0 (%1 bits) exceeds %select{width|size}2 "
5166 "of its type (%3 bit%s3)">;
5167 def err_anon_bitfield_width_exceeds_type_width : Error<
5168 "width of anonymous bit-field (%0 bits) exceeds %select{width|size}1 "
5169 "of its type (%2 bit%s2)">;
5170 def err_incorrect_number_of_vector_initializers : Error<
5171 "number of elements must be either one or match the size of the vector">;
5173 // Used by C++ which allows bit-fields that are wider than the type.
5174 def warn_bitfield_width_exceeds_type_width: Warning<
5175 "width of bit-field %0 (%1 bits) exceeds the width of its type; value will "
5176 "be truncated to %2 bit%s2">, InGroup<BitFieldWidth>;
5177 def warn_anon_bitfield_width_exceeds_type_width : Warning<
5178 "width of anonymous bit-field (%0 bits) exceeds width of its type; value "
5179 "will be truncated to %1 bit%s1">, InGroup<BitFieldWidth>;
5180 def warn_bitfield_too_small_for_enum : Warning<
5181 "bit-field %0 is not wide enough to store all enumerators of %1">,
5182 InGroup<BitFieldEnumConversion>, DefaultIgnore;
5183 def note_widen_bitfield : Note<
5184 "widen this field to %0 bits to store all values of %1">;
5185 def warn_unsigned_bitfield_assigned_signed_enum : Warning<
5186 "assigning value of signed enum type %1 to unsigned bit-field %0; "
5187 "negative enumerators of enum %1 will be converted to positive values">,
5188 InGroup<BitFieldEnumConversion>, DefaultIgnore;
5189 def warn_signed_bitfield_enum_conversion : Warning<
5190 "signed bit-field %0 needs an extra bit to represent the largest positive "
5191 "enumerators of %1">,
5192 InGroup<BitFieldEnumConversion>, DefaultIgnore;
5193 def note_change_bitfield_sign : Note<
5194 "consider making the bitfield type %select{unsigned|signed}0">;
5196 def warn_missing_braces : Warning<
5197 "suggest braces around initialization of subobject">,
5198 InGroup<MissingBraces>, DefaultIgnore;
5200 def err_redefinition_of_label : Error<"redefinition of label %0">;
5201 def err_undeclared_label_use : Error<"use of undeclared label %0">;
5202 def err_goto_ms_asm_label : Error<
5203 "cannot jump from this goto statement to label %0 inside an inline assembly block">;
5204 def note_goto_ms_asm_label : Note<
5205 "inline assembly label %0 declared here">;
5206 def warn_unused_label : Warning<"unused label %0">,
5207 InGroup<UnusedLabel>, DefaultIgnore;
5209 def err_goto_into_protected_scope : Error<
5210 "cannot jump from this goto statement to its label">;
5211 def ext_goto_into_protected_scope : ExtWarn<
5212 "jump from this goto statement to its label is a Microsoft extension">,
5213 InGroup<MicrosoftGoto>;
5214 def warn_cxx98_compat_goto_into_protected_scope : Warning<
5215 "jump from this goto statement to its label is incompatible with C++98">,
5216 InGroup<CXX98Compat>, DefaultIgnore;
5217 def err_switch_into_protected_scope : Error<
5218 "cannot jump from switch statement to this case label">;
5219 def warn_cxx98_compat_switch_into_protected_scope : Warning<
5220 "jump from switch statement to this case label is incompatible with C++98">,
5221 InGroup<CXX98Compat>, DefaultIgnore;
5222 def err_indirect_goto_without_addrlabel : Error<
5223 "indirect goto in function with no address-of-label expressions">;
5224 def err_indirect_goto_in_protected_scope : Error<
5225 "cannot jump from this %select{indirect|asm}0 goto statement to one of its possible targets">;
5226 def warn_cxx98_compat_indirect_goto_in_protected_scope : Warning<
5227 "jump from this %select{indirect|asm}0 goto statement to one of its possible targets "
5228 "is incompatible with C++98">, InGroup<CXX98Compat>, DefaultIgnore;
5229 def note_indirect_goto_target : Note<
5230 "possible target of %select{indirect|asm}0 goto statement">;
5231 def note_protected_by_variable_init : Note<
5232 "jump bypasses variable initialization">;
5233 def note_protected_by_variable_nontriv_destructor : Note<
5234 "jump bypasses variable with a non-trivial destructor">;
5235 def note_protected_by_variable_non_pod : Note<
5236 "jump bypasses initialization of non-POD variable">;
5237 def note_protected_by_cleanup : Note<
5238 "jump bypasses initialization of variable with __attribute__((cleanup))">;
5239 def note_protected_by_vla_typedef : Note<
5240 "jump bypasses initialization of VLA typedef">;
5241 def note_protected_by_vla_type_alias : Note<
5242 "jump bypasses initialization of VLA type alias">;
5243 def note_protected_by_constexpr_if : Note<
5244 "jump enters controlled statement of constexpr if">;
5245 def note_protected_by_if_available : Note<
5246 "jump enters controlled statement of if available">;
5247 def note_protected_by_vla : Note<
5248 "jump bypasses initialization of variable length array">;
5249 def note_protected_by_objc_fast_enumeration : Note<
5250 "jump enters Objective-C fast enumeration loop">;
5251 def note_protected_by_objc_try : Note<
5252 "jump bypasses initialization of @try block">;
5253 def note_protected_by_objc_catch : Note<
5254 "jump bypasses initialization of @catch block">;
5255 def note_protected_by_objc_finally : Note<
5256 "jump bypasses initialization of @finally block">;
5257 def note_protected_by_objc_synchronized : Note<
5258 "jump bypasses initialization of @synchronized block">;
5259 def note_protected_by_objc_autoreleasepool : Note<
5260 "jump bypasses auto release push of @autoreleasepool block">;
5261 def note_protected_by_cxx_try : Note<
5262 "jump bypasses initialization of try block">;
5263 def note_protected_by_cxx_catch : Note<
5264 "jump bypasses initialization of catch block">;
5265 def note_protected_by_seh_try : Note<
5266 "jump bypasses initialization of __try block">;
5267 def note_protected_by_seh_except : Note<
5268 "jump bypasses initialization of __except block">;
5269 def note_protected_by_seh_finally : Note<
5270 "jump bypasses initialization of __finally block">;
5271 def note_protected_by___block : Note<
5272 "jump bypasses setup of __block variable">;
5273 def note_protected_by_objc_strong_init : Note<
5274 "jump bypasses initialization of __strong variable">;
5275 def note_protected_by_objc_weak_init : Note<
5276 "jump bypasses initialization of __weak variable">;
5277 def note_protected_by_non_trivial_c_struct_init : Note<
5278 "jump bypasses initialization of variable of non-trivial C struct type">;
5279 def note_enters_block_captures_cxx_obj : Note<
5280 "jump enters lifetime of block which captures a destructible C++ object">;
5281 def note_enters_block_captures_strong : Note<
5282 "jump enters lifetime of block which strongly captures a variable">;
5283 def note_enters_block_captures_weak : Note<
5284 "jump enters lifetime of block which weakly captures a variable">;
5285 def note_enters_block_captures_non_trivial_c_struct : Note<
5286 "jump enters lifetime of block which captures a C struct that is non-trivial "
5289 def note_exits_cleanup : Note<
5290 "jump exits scope of variable with __attribute__((cleanup))">;
5291 def note_exits_dtor : Note<
5292 "jump exits scope of variable with non-trivial destructor">;
5293 def note_exits_temporary_dtor : Note<
5294 "jump exits scope of lifetime-extended temporary with non-trivial "
5296 def note_exits___block : Note<
5297 "jump exits scope of __block variable">;
5298 def note_exits_objc_try : Note<
5299 "jump exits @try block">;
5300 def note_exits_objc_catch : Note<
5301 "jump exits @catch block">;
5302 def note_exits_objc_finally : Note<
5303 "jump exits @finally block">;
5304 def note_exits_objc_synchronized : Note<
5305 "jump exits @synchronized block">;
5306 def note_exits_cxx_try : Note<
5307 "jump exits try block">;
5308 def note_exits_cxx_catch : Note<
5309 "jump exits catch block">;
5310 def note_exits_seh_try : Note<
5311 "jump exits __try block">;
5312 def note_exits_seh_except : Note<
5313 "jump exits __except block">;
5314 def note_exits_seh_finally : Note<
5315 "jump exits __finally block">;
5316 def note_exits_objc_autoreleasepool : Note<
5317 "jump exits autoreleasepool block">;
5318 def note_exits_objc_strong : Note<
5319 "jump exits scope of __strong variable">;
5320 def note_exits_objc_weak : Note<
5321 "jump exits scope of __weak variable">;
5322 def note_exits_block_captures_cxx_obj : Note<
5323 "jump exits lifetime of block which captures a destructible C++ object">;
5324 def note_exits_block_captures_strong : Note<
5325 "jump exits lifetime of block which strongly captures a variable">;
5326 def note_exits_block_captures_weak : Note<
5327 "jump exits lifetime of block which weakly captures a variable">;
5328 def note_exits_block_captures_non_trivial_c_struct : Note<
5329 "jump exits lifetime of block which captures a C struct that is non-trivial "
5332 def err_func_returning_qualified_void : ExtWarn<
5333 "function cannot return qualified void type %0">,
5334 InGroup<DiagGroup<"qualified-void-return-type">>;
5335 def err_func_returning_array_function : Error<
5336 "function cannot return %select{array|function}0 type %1">;
5337 def err_field_declared_as_function : Error<"field %0 declared as a function">;
5338 def err_field_incomplete : Error<"field has incomplete type %0">;
5339 def ext_variable_sized_type_in_struct : ExtWarn<
5340 "field %0 with variable sized type %1 not at the end of a struct or class is"
5341 " a GNU extension">, InGroup<GNUVariableSizedTypeNotAtEnd>;
5343 def ext_c99_flexible_array_member : Extension<
5344 "flexible array members are a C99 feature">, InGroup<C99>;
5345 def err_flexible_array_virtual_base : Error<
5346 "flexible array member %0 not allowed in "
5347 "%select{struct|interface|union|class|enum}1 which has a virtual base class">;
5348 def err_flexible_array_empty_aggregate : Error<
5349 "flexible array member %0 not allowed in otherwise empty "
5350 "%select{struct|interface|union|class|enum}1">;
5351 def err_flexible_array_has_nontrivial_dtor : Error<
5352 "flexible array member %0 of type %1 with non-trivial destruction">;
5353 def ext_flexible_array_in_struct : Extension<
5354 "%0 may not be nested in a struct due to flexible array member">,
5355 InGroup<FlexibleArrayExtensions>;
5356 def ext_flexible_array_in_array : Extension<
5357 "%0 may not be used as an array element due to flexible array member">,
5358 InGroup<FlexibleArrayExtensions>;
5359 def err_flexible_array_init : Error<
5360 "initialization of flexible array member is not allowed">;
5361 def ext_flexible_array_empty_aggregate_ms : Extension<
5362 "flexible array member %0 in otherwise empty "
5363 "%select{struct|interface|union|class|enum}1 is a Microsoft extension">,
5364 InGroup<MicrosoftFlexibleArray>;
5365 def err_flexible_array_union : Error<
5366 "flexible array member %0 in a union is not allowed">;
5367 def ext_flexible_array_union_ms : Extension<
5368 "flexible array member %0 in a union is a Microsoft extension">,
5369 InGroup<MicrosoftFlexibleArray>;
5370 def ext_flexible_array_empty_aggregate_gnu : Extension<
5371 "flexible array member %0 in otherwise empty "
5372 "%select{struct|interface|union|class|enum}1 is a GNU extension">,
5373 InGroup<GNUEmptyStruct>;
5374 def ext_flexible_array_union_gnu : Extension<
5375 "flexible array member %0 in a union is a GNU extension">, InGroup<GNUFlexibleArrayUnionMember>;
5377 def err_flexible_array_not_at_end : Error<
5378 "flexible array member %0 with type %1 is not at the end of"
5379 " %select{struct|interface|union|class|enum}2">;
5380 def err_objc_variable_sized_type_not_at_end : Error<
5381 "field %0 with variable sized type %1 is not at the end of class">;
5382 def note_next_field_declaration : Note<
5383 "next field declaration is here">;
5384 def note_next_ivar_declaration : Note<
5385 "next %select{instance variable declaration|synthesized instance variable}0"
5387 def err_synthesize_variable_sized_ivar : Error<
5388 "synthesized property with variable size type %0"
5389 " requires an existing instance variable">;
5390 def err_flexible_array_arc_retainable : Error<
5391 "ARC forbids flexible array members with retainable object type">;
5392 def warn_variable_sized_ivar_visibility : Warning<
5393 "field %0 with variable sized type %1 is not visible to subclasses and"
5394 " can conflict with their instance variables">, InGroup<ObjCFlexibleArray>;
5395 def warn_superclass_variable_sized_type_not_at_end : Warning<
5396 "field %0 can overwrite instance variable %1 with variable sized type %2"
5397 " in superclass %3">, InGroup<ObjCFlexibleArray>;
5399 let CategoryName = "ARC Semantic Issue" in {
5401 // ARC-mode diagnostics.
5403 let CategoryName = "ARC Weak References" in {
5405 def err_arc_weak_no_runtime : Error<
5406 "cannot create __weak reference because the current deployment target "
5407 "does not support weak references">;
5408 def err_arc_weak_disabled : Error<
5409 "cannot create __weak reference in file using manual reference counting">;
5410 def err_synthesizing_arc_weak_property_disabled : Error<
5411 "cannot synthesize weak property in file using manual reference counting">;
5412 def err_synthesizing_arc_weak_property_no_runtime : Error<
5413 "cannot synthesize weak property because the current deployment target "
5414 "does not support weak references">;
5415 def err_arc_unsupported_weak_class : Error<
5416 "class is incompatible with __weak references">;
5417 def err_arc_weak_unavailable_assign : Error<
5418 "assignment of a weak-unavailable object to a __weak object">;
5419 def err_arc_weak_unavailable_property : Error<
5420 "synthesizing __weak instance variable of type %0, which does not "
5421 "support weak references">;
5422 def note_implemented_by_class : Note<
5423 "when implemented by class %0">;
5424 def err_arc_convesion_of_weak_unavailable : Error<
5425 "%select{implicit conversion|cast}0 of weak-unavailable object of type %1 to"
5426 " a __weak object of type %2">;
5428 } // end "ARC Weak References" category
5430 let CategoryName = "ARC Restrictions" in {
5432 def err_unavailable_in_arc : Error<
5433 "%0 is unavailable in ARC">;
5434 def note_arc_forbidden_type : Note<
5435 "declaration uses type that is ill-formed in ARC">;
5436 def note_performs_forbidden_arc_conversion : Note<
5437 "inline function performs a conversion which is forbidden in ARC">;
5438 def note_arc_init_returns_unrelated : Note<
5439 "init method must return a type related to its receiver type">;
5440 def note_arc_weak_disabled : Note<
5441 "declaration uses __weak, but ARC is disabled">;
5442 def note_arc_weak_no_runtime : Note<"declaration uses __weak, which "
5443 "the current deployment target does not support">;
5444 def note_arc_field_with_ownership : Note<
5445 "field has non-trivial ownership qualification">;
5447 def err_arc_illegal_explicit_message : Error<
5448 "ARC forbids explicit message send of %0">;
5449 def err_arc_unused_init_message : Error<
5450 "the result of a delegate init call must be immediately returned "
5451 "or assigned to 'self'">;
5452 def err_arc_mismatched_cast : Error<
5453 "%select{implicit conversion|cast}0 of "
5454 "%select{%2|a non-Objective-C pointer type %2|a block pointer|"
5455 "an Objective-C pointer|an indirect pointer to an Objective-C pointer}1"
5456 " to %3 is disallowed with ARC">;
5457 def err_arc_nolifetime_behavior : Error<
5458 "explicit ownership qualifier on cast result has no effect">;
5459 def err_arc_objc_property_default_assign_on_object : Error<
5460 "ARC forbids synthesizing a property of an Objective-C object "
5461 "with unspecified ownership or storage attribute">;
5462 def err_arc_illegal_selector : Error<
5463 "ARC forbids use of %0 in a @selector">;
5464 def err_arc_illegal_method_def : Error<
5465 "ARC forbids %select{implementation|synthesis}0 of %1">;
5466 def warn_arc_strong_pointer_objc_pointer : Warning<
5467 "method parameter of type %0 with no explicit ownership">,
5468 InGroup<DiagGroup<"explicit-ownership-type">>, DefaultIgnore;
5470 } // end "ARC Restrictions" category
5472 def err_arc_lost_method_convention : Error<
5473 "method was declared as %select{an 'alloc'|a 'copy'|an 'init'|a 'new'}0 "
5474 "method, but its implementation doesn't match because %select{"
5475 "its result type is not an object pointer|"
5476 "its result type is unrelated to its receiver type}1">;
5477 def note_arc_lost_method_convention : Note<"declaration in interface">;
5478 def err_arc_gained_method_convention : Error<
5479 "method implementation does not match its declaration">;
5480 def note_arc_gained_method_convention : Note<
5481 "declaration in interface is not in the '%select{alloc|copy|init|new}0' "
5482 "family because %select{its result type is not an object pointer|"
5483 "its result type is unrelated to its receiver type}1">;
5484 def err_typecheck_arc_assign_self : Error<
5485 "cannot assign to 'self' outside of a method in the init family">;
5486 def err_typecheck_arc_assign_self_class_method : Error<
5487 "cannot assign to 'self' in a class method">;
5488 def err_typecheck_arr_assign_enumeration : Error<
5489 "fast enumeration variables cannot be modified in ARC by default; "
5490 "declare the variable __strong to allow this">;
5491 def err_typecheck_arc_assign_externally_retained : Error<
5492 "variable declared with 'objc_externally_retained' "
5493 "cannot be modified in ARC">;
5494 def warn_arc_retained_assign : Warning<
5495 "assigning retained object to %select{weak|unsafe_unretained}0 "
5496 "%select{property|variable}1"
5497 "; object will be released after assignment">,
5498 InGroup<ARCUnsafeRetainedAssign>;
5499 def warn_arc_retained_property_assign : Warning<
5500 "assigning retained object to unsafe property"
5501 "; object will be released after assignment">,
5502 InGroup<ARCUnsafeRetainedAssign>;
5503 def warn_arc_literal_assign : Warning<
5504 "assigning %select{array literal|dictionary literal|numeric literal|boxed expression|<should not happen>|block literal}0"
5505 " to a weak %select{property|variable}1"
5506 "; object will be released after assignment">,
5507 InGroup<ARCUnsafeRetainedAssign>;
5508 def err_arc_new_array_without_ownership : Error<
5509 "'new' cannot allocate an array of %0 with no explicit ownership">;
5510 def err_arc_autoreleasing_var : Error<
5511 "%select{__block variables|global variables|fields|instance variables}0 cannot have "
5512 "__autoreleasing ownership">;
5513 def err_arc_autoreleasing_capture : Error<
5514 "cannot capture __autoreleasing variable in a "
5515 "%select{block|lambda by copy}0">;
5516 def err_arc_thread_ownership : Error<
5517 "thread-local variable has non-trivial ownership: type is %0">;
5518 def err_arc_indirect_no_ownership : Error<
5519 "%select{pointer|reference}1 to non-const type %0 with no explicit ownership">;
5520 def err_arc_array_param_no_ownership : Error<
5521 "must explicitly describe intended ownership of an object array parameter">;
5522 def err_arc_pseudo_dtor_inconstant_quals : Error<
5523 "pseudo-destructor destroys object of type %0 with inconsistently-qualified "
5525 def err_arc_init_method_unrelated_result_type : Error<
5526 "init methods must return a type related to the receiver type">;
5527 def err_arc_nonlocal_writeback : Error<
5528 "passing address of %select{non-local|non-scalar}0 object to "
5529 "__autoreleasing parameter for write-back">;
5530 def err_arc_method_not_found : Error<
5531 "no known %select{instance|class}1 method for selector %0">;
5532 def err_arc_receiver_forward_class : Error<
5533 "receiver %0 for class message is a forward declaration">;
5534 def err_arc_may_not_respond : Error<
5535 "no visible @interface for %0 declares the selector %1">;
5536 def err_arc_receiver_forward_instance : Error<
5537 "receiver type %0 for instance message is a forward declaration">;
5538 def warn_receiver_forward_instance : Warning<
5539 "receiver type %0 for instance message is a forward declaration">,
5540 InGroup<ForwardClassReceiver>, DefaultIgnore;
5541 def err_arc_collection_forward : Error<
5542 "collection expression type %0 is a forward declaration">;
5543 def err_arc_multiple_method_decl : Error<
5544 "multiple methods named %0 found with mismatched result, "
5545 "parameter type or attributes">;
5546 def warn_arc_lifetime_result_type : Warning<
5547 "ARC %select{unused|__unsafe_unretained|__strong|__weak|__autoreleasing}0 "
5548 "lifetime qualifier on return type is ignored">,
5549 InGroup<IgnoredQualifiers>;
5551 let CategoryName = "ARC Retain Cycle" in {
5553 def warn_arc_retain_cycle : Warning<
5554 "capturing %0 strongly in this block is likely to lead to a retain cycle">,
5555 InGroup<ARCRetainCycles>;
5556 def note_arc_retain_cycle_owner : Note<
5557 "block will be retained by %select{the captured object|an object strongly "
5558 "retained by the captured object}0">;
5560 } // end "ARC Retain Cycle" category
5562 def warn_arc_object_memaccess : Warning<
5563 "%select{destination for|source of}0 this %1 call is a pointer to "
5564 "ownership-qualified type %2">, InGroup<ARCNonPodMemAccess>;
5566 let CategoryName = "ARC and @properties" in {
5568 def err_arc_strong_property_ownership : Error<
5569 "existing instance variable %1 for strong property %0 may not be "
5570 "%select{|__unsafe_unretained||__weak}2">;
5571 def err_arc_assign_property_ownership : Error<
5572 "existing instance variable %1 for property %0 with %select{unsafe_unretained|assign}2 "
5573 "attribute must be __unsafe_unretained">;
5574 def err_arc_inconsistent_property_ownership : Error<
5575 "%select{|unsafe_unretained|strong|weak}1 property %0 may not also be "
5576 "declared %select{|__unsafe_unretained|__strong|__weak|__autoreleasing}2">;
5578 } // end "ARC and @properties" category
5580 def warn_block_capture_autoreleasing : Warning<
5581 "block captures an autoreleasing out-parameter, which may result in "
5582 "use-after-free bugs">,
5583 InGroup<BlockCaptureAutoReleasing>;
5584 def note_declare_parameter_strong : Note<
5585 "declare the parameter __strong or capture a __block __strong variable to "
5586 "keep values alive across autorelease pools">;
5588 def err_arc_atomic_ownership : Error<
5589 "cannot perform atomic operation on a pointer to type %0: type has "
5590 "non-trivial ownership">;
5592 let CategoryName = "ARC Casting Rules" in {
5594 def err_arc_bridge_cast_incompatible : Error<
5595 "incompatible types casting %0 to %1 with a %select{__bridge|"
5596 "__bridge_transfer|__bridge_retained}2 cast">;
5597 def err_arc_bridge_cast_wrong_kind : Error<
5598 "cast of %select{Objective-C|block|C}0 pointer type %1 to "
5599 "%select{Objective-C|block|C}2 pointer type %3 cannot use %select{__bridge|"
5600 "__bridge_transfer|__bridge_retained}4">;
5601 def err_arc_cast_requires_bridge : Error<
5602 "%select{cast|implicit conversion}0 of %select{Objective-C|block|C}1 "
5603 "pointer type %2 to %select{Objective-C|block|C}3 pointer type %4 "
5604 "requires a bridged cast">;
5605 def note_arc_bridge : Note<
5606 "use __bridge to convert directly (no change in ownership)">;
5607 def note_arc_cstyle_bridge : Note<
5608 "use __bridge with C-style cast to convert directly (no change in ownership)">;
5609 def note_arc_bridge_transfer : Note<
5610 "use %select{__bridge_transfer|CFBridgingRelease call}1 to transfer "
5611 "ownership of a +1 %0 into ARC">;
5612 def note_arc_cstyle_bridge_transfer : Note<
5613 "use __bridge_transfer with C-style cast to transfer "
5614 "ownership of a +1 %0 into ARC">;
5615 def note_arc_bridge_retained : Note<
5616 "use %select{__bridge_retained|CFBridgingRetain call}1 to make an "
5617 "ARC object available as a +1 %0">;
5618 def note_arc_cstyle_bridge_retained : Note<
5619 "use __bridge_retained with C-style cast to make an "
5620 "ARC object available as a +1 %0">;
5622 } // ARC Casting category
5624 } // ARC category name
5626 def err_flexible_array_init_needs_braces : Error<
5627 "flexible array requires brace-enclosed initializer">;
5628 def err_illegal_decl_array_of_functions : Error<
5629 "'%0' declared as array of functions of type %1">;
5630 def err_illegal_decl_array_incomplete_type : Error<
5631 "array has incomplete element type %0">;
5632 def err_illegal_message_expr_incomplete_type : Error<
5633 "Objective-C message has incomplete result type %0">;
5634 def err_illegal_decl_array_of_references : Error<
5635 "'%0' declared as array of references of type %1">;
5636 def err_decl_negative_array_size : Error<
5637 "'%0' declared as an array with a negative size">;
5638 def err_array_static_outside_prototype : Error<
5639 "%0 used in array declarator outside of function prototype">;
5640 def err_array_static_not_outermost : Error<
5641 "%0 used in non-outermost array type derivation">;
5642 def err_array_star_outside_prototype : Error<
5643 "star modifier used outside of function prototype">;
5644 def err_illegal_decl_pointer_to_reference : Error<
5645 "'%0' declared as a pointer to a reference of type %1">;
5646 def err_illegal_decl_mempointer_to_reference : Error<
5647 "'%0' declared as a member pointer to a reference of type %1">;
5648 def err_illegal_decl_mempointer_to_void : Error<
5649 "'%0' declared as a member pointer to void">;
5650 def err_illegal_decl_mempointer_in_nonclass : Error<
5651 "'%0' does not point into a class">;
5652 def err_mempointer_in_nonclass_type : Error<
5653 "member pointer refers into non-class type %0">;
5654 def err_reference_to_void : Error<"cannot form a reference to 'void'">;
5655 def err_nonfunction_block_type : Error<
5656 "block pointer to non-function type is invalid">;
5657 def err_return_block_has_expr : Error<"void block should not return a value">;
5658 def err_block_return_missing_expr : Error<
5659 "non-void block should return a value">;
5660 def err_func_def_incomplete_result : Error<
5661 "incomplete result type %0 in function definition">;
5662 def err_atomic_specifier_bad_type : Error<
5663 "_Atomic cannot be applied to "
5664 "%select{incomplete |array |function |reference |atomic |qualified |}0type "
5665 "%1 %select{||||||which is not trivially copyable}0">;
5668 def select_unary_expr_or_type_trait_kind : TextSubstitution<
5669 "%select{sizeof|alignof|vec_step|__builtin_omp_required_simd_align|"
5671 def ext_sizeof_alignof_function_type : Extension<
5672 "invalid application of '%sub{select_unary_expr_or_type_trait_kind}0' "
5673 "to a function type">, InGroup<PointerArith>;
5674 def ext_sizeof_alignof_void_type : Extension<
5675 "invalid application of '%sub{select_unary_expr_or_type_trait_kind}0' "
5676 "to a void type">, InGroup<PointerArith>;
5677 def err_opencl_sizeof_alignof_type : Error<
5678 "invalid application of '%sub{select_unary_expr_or_type_trait_kind}0' "
5680 def err_sizeof_alignof_incomplete_type : Error<
5681 "invalid application of '%sub{select_unary_expr_or_type_trait_kind}0' "
5682 "to an incomplete type %1">;
5683 def err_sizeof_alignof_function_type : Error<
5684 "invalid application of '%sub{select_unary_expr_or_type_trait_kind}0' "
5685 "to a function type">;
5686 def err_openmp_default_simd_align_expr : Error<
5687 "invalid application of '__builtin_omp_required_simd_align' to an expression, only type is allowed">;
5688 def err_sizeof_alignof_typeof_bitfield : Error<
5689 "invalid application of '%select{sizeof|alignof|typeof}0' to bit-field">;
5690 def err_alignof_member_of_incomplete_type : Error<
5691 "invalid application of 'alignof' to a field of a class still being defined">;
5692 def err_vecstep_non_scalar_vector_type : Error<
5693 "'vec_step' requires built-in scalar or vector type, %0 invalid">;
5694 def err_offsetof_incomplete_type : Error<
5695 "offsetof of incomplete type %0">;
5696 def err_offsetof_record_type : Error<
5697 "offsetof requires struct, union, or class type, %0 invalid">;
5698 def err_offsetof_array_type : Error<"offsetof requires array type, %0 invalid">;
5699 def ext_offsetof_non_pod_type : ExtWarn<"offset of on non-POD type %0">,
5700 InGroup<InvalidOffsetof>;
5701 def ext_offsetof_non_standardlayout_type : ExtWarn<
5702 "offset of on non-standard-layout type %0">, InGroup<InvalidOffsetof>;
5703 def err_offsetof_bitfield : Error<"cannot compute offset of bit-field %0">;
5704 def err_offsetof_field_of_virtual_base : Error<
5705 "invalid application of 'offsetof' to a field of a virtual base">;
5706 def warn_sub_ptr_zero_size_types : Warning<
5707 "subtraction of pointers to type %0 of zero size has undefined behavior">,
5708 InGroup<PointerArith>;
5709 def warn_pointer_arith_null_ptr : Warning<
5710 "performing pointer arithmetic on a null pointer has undefined behavior%select{| if the offset is nonzero}0">,
5711 InGroup<NullPointerArithmetic>, DefaultIgnore;
5712 def warn_gnu_null_ptr_arith : Warning<
5713 "arithmetic on a null pointer treated as a cast from integer to pointer is a GNU extension">,
5714 InGroup<NullPointerArithmetic>, DefaultIgnore;
5716 def warn_floatingpoint_eq : Warning<
5717 "comparing floating point with == or != is unsafe">,
5718 InGroup<DiagGroup<"float-equal">>, DefaultIgnore;
5720 def warn_remainder_division_by_zero : Warning<
5721 "%select{remainder|division}0 by zero is undefined">,
5723 def warn_shift_lhs_negative : Warning<"shifting a negative signed value is undefined">,
5724 InGroup<DiagGroup<"shift-negative-value">>;
5725 def warn_shift_negative : Warning<"shift count is negative">,
5726 InGroup<DiagGroup<"shift-count-negative">>;
5727 def warn_shift_gt_typewidth : Warning<"shift count >= width of type">,
5728 InGroup<DiagGroup<"shift-count-overflow">>;
5729 def warn_shift_result_gt_typewidth : Warning<
5730 "signed shift result (%0) requires %1 bits to represent, but %2 only has "
5731 "%3 bits">, InGroup<DiagGroup<"shift-overflow">>;
5732 def warn_shift_result_sets_sign_bit : Warning<
5733 "signed shift result (%0) sets the sign bit of the shift expression's "
5734 "type (%1) and becomes negative">,
5735 InGroup<DiagGroup<"shift-sign-overflow">>, DefaultIgnore;
5737 def warn_precedence_bitwise_rel : Warning<
5738 "%0 has lower precedence than %1; %1 will be evaluated first">,
5739 InGroup<Parentheses>;
5740 def note_precedence_bitwise_first : Note<
5741 "place parentheses around the %0 expression to evaluate it first">;
5742 def note_precedence_silence : Note<
5743 "place parentheses around the '%0' expression to silence this warning">;
5745 def warn_precedence_conditional : Warning<
5746 "operator '?:' has lower precedence than '%0'; '%0' will be evaluated first">,
5747 InGroup<Parentheses>;
5748 def warn_precedence_bitwise_conditional : Warning<
5749 "operator '?:' has lower precedence than '%0'; '%0' will be evaluated first">,
5750 InGroup<BitwiseConditionalParentheses>;
5751 def note_precedence_conditional_first : Note<
5752 "place parentheses around the '?:' expression to evaluate it first">;
5754 def warn_enum_constant_in_bool_context : Warning<
5755 "converting the enum constant to a boolean">,
5756 InGroup<IntInBoolContext>, DefaultIgnore;
5757 def warn_left_shift_in_bool_context : Warning<
5758 "converting the result of '<<' to a boolean; did you mean '(%0) != 0'?">,
5759 InGroup<IntInBoolContext>, DefaultIgnore;
5760 def warn_logical_instead_of_bitwise : Warning<
5761 "use of logical '%0' with constant operand">,
5762 InGroup<DiagGroup<"constant-logical-operand">>;
5763 def note_logical_instead_of_bitwise_change_operator : Note<
5764 "use '%0' for a bitwise operation">;
5765 def note_logical_instead_of_bitwise_remove_constant : Note<
5766 "remove constant to silence this warning">;
5768 def warn_bitwise_op_in_bitwise_op : Warning<
5769 "'%0' within '%1'">, InGroup<BitwiseOpParentheses>, DefaultIgnore;
5771 def warn_logical_and_in_logical_or : Warning<
5772 "'&&' within '||'">, InGroup<LogicalOpParentheses>, DefaultIgnore;
5774 def warn_overloaded_shift_in_comparison :Warning<
5775 "overloaded operator %select{>>|<<}0 has higher precedence than "
5776 "comparison operator">,
5777 InGroup<OverloadedShiftOpParentheses>;
5778 def note_evaluate_comparison_first :Note<
5779 "place parentheses around comparison expression to evaluate it first">;
5781 def warn_addition_in_bitshift : Warning<
5782 "operator '%0' has lower precedence than '%1'; "
5783 "'%1' will be evaluated first">, InGroup<ShiftOpParentheses>;
5785 def warn_self_assignment_builtin : Warning<
5786 "explicitly assigning value of variable of type %0 to itself">,
5787 InGroup<SelfAssignment>, DefaultIgnore;
5788 def warn_self_assignment_overloaded : Warning<
5789 "explicitly assigning value of variable of type %0 to itself">,
5790 InGroup<SelfAssignmentOverloaded>, DefaultIgnore;
5791 def warn_self_move : Warning<
5792 "explicitly moving variable of type %0 to itself">,
5793 InGroup<SelfMove>, DefaultIgnore;
5795 def warn_redundant_move_on_return : Warning<
5796 "redundant move in return statement">,
5797 InGroup<RedundantMove>, DefaultIgnore;
5798 def warn_pessimizing_move_on_return : Warning<
5799 "moving a local object in a return statement prevents copy elision">,
5800 InGroup<PessimizingMove>, DefaultIgnore;
5801 def warn_pessimizing_move_on_initialization : Warning<
5802 "moving a temporary object prevents copy elision">,
5803 InGroup<PessimizingMove>, DefaultIgnore;
5804 def note_remove_move : Note<"remove std::move call here">;
5806 def warn_return_std_move : Warning<
5807 "local variable %0 will be copied despite being %select{returned|thrown}1 by name">,
5808 InGroup<ReturnStdMove>, DefaultIgnore;
5809 def note_add_std_move : Note<
5810 "call 'std::move' explicitly to avoid copying">;
5811 def warn_return_std_move_in_cxx11 : Warning<
5812 "prior to the resolution of a defect report against ISO C++11, "
5813 "local variable %0 would have been copied despite being returned by name, "
5814 "due to its not matching the function return type%diff{ ($ vs $)|}1,2">,
5815 InGroup<ReturnStdMoveInCXX11>, DefaultIgnore;
5816 def note_add_std_move_in_cxx11 : Note<
5817 "call 'std::move' explicitly to avoid copying on older compilers">;
5819 def warn_string_plus_int : Warning<
5820 "adding %0 to a string does not append to the string">,
5821 InGroup<StringPlusInt>;
5822 def warn_string_plus_char : Warning<
5823 "adding %0 to a string pointer does not append to the string">,
5824 InGroup<StringPlusChar>;
5825 def note_string_plus_scalar_silence : Note<
5826 "use array indexing to silence this warning">;
5828 def warn_sizeof_array_param : Warning<
5829 "sizeof on array function parameter will return size of %0 instead of %1">,
5830 InGroup<SizeofArrayArgument>;
5832 def warn_sizeof_array_decay : Warning<
5833 "sizeof on pointer operation will return size of %0 instead of %1">,
5834 InGroup<SizeofArrayDecay>;
5836 def err_sizeof_nonfragile_interface : Error<
5837 "application of '%select{alignof|sizeof}1' to interface %0 is "
5838 "not supported on this architecture and platform">;
5839 def err_atdef_nonfragile_interface : Error<
5840 "use of @defs is not supported on this architecture and platform">;
5841 def err_subscript_nonfragile_interface : Error<
5842 "subscript requires size of interface %0, which is not constant for "
5843 "this architecture and platform">;
5845 def err_arithmetic_nonfragile_interface : Error<
5846 "arithmetic on pointer to interface %0, which is not a constant size for "
5847 "this architecture and platform">;
5849 def warn_deprecated_comma_subscript : Warning<
5850 "top-level comma expression in array subscript is deprecated">,
5851 InGroup<DeprecatedCommaSubscript>;
5853 def ext_subscript_non_lvalue : Extension<
5854 "ISO C90 does not allow subscripting non-lvalue array">;
5855 def err_typecheck_subscript_value : Error<
5856 "subscripted value is not an array, pointer, or vector">;
5857 def err_typecheck_subscript_not_integer : Error<
5858 "array subscript is not an integer">;
5859 def err_subscript_function_type : Error<
5860 "subscript of pointer to function type %0">;
5861 def err_subscript_incomplete_type : Error<
5862 "subscript of pointer to incomplete type %0">;
5863 def err_dereference_incomplete_type : Error<
5864 "dereference of pointer to incomplete type %0">;
5865 def ext_gnu_subscript_void_type : Extension<
5866 "subscript of a pointer to void is a GNU extension">, InGroup<PointerArith>;
5867 def err_typecheck_member_reference_struct_union : Error<
5868 "member reference base type %0 is not a structure or union">;
5869 def err_typecheck_member_reference_ivar : Error<
5870 "%0 does not have a member named %1">;
5871 def err_arc_weak_ivar_access : Error<
5872 "dereferencing a __weak pointer is not allowed due to possible "
5873 "null value caused by race condition, assign it to strong variable first">;
5874 def err_typecheck_member_reference_arrow : Error<
5875 "member reference type %0 is not a pointer">;
5876 def err_typecheck_member_reference_suggestion : Error<
5877 "member reference type %0 is %select{a|not a}1 pointer; did you mean to use '%select{->|.}1'?">;
5878 def note_typecheck_member_reference_suggestion : Note<
5879 "did you mean to use '.' instead?">;
5880 def note_member_reference_arrow_from_operator_arrow : Note<
5881 "'->' applied to return value of the operator->() declared here">;
5882 def err_typecheck_member_reference_type : Error<
5883 "cannot refer to type member %0 in %1 with '%select{.|->}2'">;
5884 def err_typecheck_member_reference_unknown : Error<
5885 "cannot refer to member %0 in %1 with '%select{.|->}2'">;
5886 def err_member_reference_needs_call : Error<
5887 "base of member reference is a function; perhaps you meant to call "
5888 "it%select{| with no arguments}0?">;
5889 def warn_subscript_is_char : Warning<"array subscript is of type 'char'">,
5890 InGroup<CharSubscript>, DefaultIgnore;
5892 def err_typecheck_incomplete_tag : Error<"incomplete definition of type %0">;
5893 def err_no_member : Error<"no member named %0 in %1">;
5894 def err_no_member_overloaded_arrow : Error<
5895 "no member named %0 in %1; did you mean to use '->' instead of '.'?">;
5897 def err_member_not_yet_instantiated : Error<
5898 "no member %0 in %1; it has not yet been instantiated">;
5899 def note_non_instantiated_member_here : Note<
5900 "not-yet-instantiated member is declared here">;
5902 def err_enumerator_does_not_exist : Error<
5903 "enumerator %0 does not exist in instantiation of %1">;
5904 def note_enum_specialized_here : Note<
5905 "enum %0 was explicitly specialized here">;
5907 def err_specialization_not_primary_template : Error<
5908 "cannot reference member of primary template because deduced class "
5909 "template specialization %0 is %select{instantiated from a partial|"
5910 "an explicit}1 specialization">;
5912 def err_member_redeclared : Error<"class member cannot be redeclared">;
5913 def ext_member_redeclared : ExtWarn<"class member cannot be redeclared">,
5914 InGroup<RedeclaredClassMember>;
5915 def err_member_redeclared_in_instantiation : Error<
5916 "multiple overloads of %0 instantiate to the same signature %1">;
5917 def err_member_name_of_class : Error<"member %0 has the same name as its class">;
5918 def err_member_def_undefined_record : Error<
5919 "out-of-line definition of %0 from class %1 without definition">;
5920 def err_member_decl_does_not_match : Error<
5921 "out-of-line %select{declaration|definition}2 of %0 "
5922 "does not match any declaration in %1">;
5923 def err_friend_decl_with_def_arg_must_be_def : Error<
5924 "friend declaration specifying a default argument must be a definition">;
5925 def err_friend_decl_with_def_arg_redeclared : Error<
5926 "friend declaration specifying a default argument must be the only declaration">;
5927 def err_friend_decl_does_not_match : Error<
5928 "friend declaration of %0 does not match any declaration in %1">;
5929 def err_member_decl_does_not_match_suggest : Error<
5930 "out-of-line %select{declaration|definition}2 of %0 "
5931 "does not match any declaration in %1; did you mean %3?">;
5932 def err_member_def_does_not_match_ret_type : Error<
5933 "return type of out-of-line definition of %q0 differs from "
5934 "that in the declaration">;
5935 def err_nonstatic_member_out_of_line : Error<
5936 "non-static data member defined out-of-line">;
5937 def err_qualified_typedef_declarator : Error<
5938 "typedef declarator cannot be qualified">;
5939 def err_qualified_param_declarator : Error<
5940 "parameter declarator cannot be qualified">;
5941 def ext_out_of_line_declaration : ExtWarn<
5942 "out-of-line declaration of a member must be a definition">,
5943 InGroup<OutOfLineDeclaration>, DefaultError;
5944 def err_member_extra_qualification : Error<
5945 "extra qualification on member %0">;
5946 def warn_member_extra_qualification : Warning<
5947 err_member_extra_qualification.Text>, InGroup<MicrosoftExtraQualification>;
5948 def warn_namespace_member_extra_qualification : Warning<
5949 "extra qualification on member %0">,
5950 InGroup<DiagGroup<"extra-qualification">>;
5951 def err_member_qualification : Error<
5952 "non-friend class member %0 cannot have a qualified name">;
5953 def note_member_def_close_match : Note<"member declaration nearly matches">;
5954 def note_member_def_close_const_match : Note<
5955 "member declaration does not match because "
5956 "it %select{is|is not}0 const qualified">;
5957 def note_member_def_close_param_match : Note<
5958 "type of %ordinal0 parameter of member declaration does not match definition"
5959 "%diff{ ($ vs $)|}1,2">;
5960 def note_local_decl_close_match : Note<"local declaration nearly matches">;
5961 def note_local_decl_close_param_match : Note<
5962 "type of %ordinal0 parameter of local declaration does not match definition"
5963 "%diff{ ($ vs $)|}1,2">;
5964 def err_typecheck_ivar_variable_size : Error<
5965 "instance variables must have a constant size">;
5966 def err_ivar_reference_type : Error<
5967 "instance variables cannot be of reference type">;
5968 def err_typecheck_illegal_increment_decrement : Error<
5969 "cannot %select{decrement|increment}1 value of type %0">;
5970 def err_typecheck_expect_int : Error<
5971 "used type %0 where integer is required">;
5972 def err_typecheck_arithmetic_incomplete_type : Error<
5973 "arithmetic on a pointer to an incomplete type %0">;
5974 def err_typecheck_pointer_arith_function_type : Error<
5975 "arithmetic on%select{ a|}0 pointer%select{|s}0 to%select{ the|}2 "
5976 "function type%select{|s}2 %1%select{| and %3}2">;
5977 def err_typecheck_pointer_arith_void_type : Error<
5978 "arithmetic on%select{ a|}0 pointer%select{|s}0 to void">;
5979 def err_typecheck_decl_incomplete_type : Error<
5980 "variable has incomplete type %0">;
5981 def ext_typecheck_decl_incomplete_type : ExtWarn<
5982 "tentative definition of variable with internal linkage has incomplete non-array type %0">,
5983 InGroup<DiagGroup<"tentative-definition-incomplete-type">>;
5984 def err_tentative_def_incomplete_type : Error<
5985 "tentative definition has type %0 that is never completed">;
5986 def warn_tentative_incomplete_array : Warning<
5987 "tentative array definition assumed to have one element">;
5988 def err_typecheck_incomplete_array_needs_initializer : Error<
5989 "definition of variable with array type needs an explicit size "
5990 "or an initializer">;
5991 def err_array_init_not_init_list : Error<
5992 "array initializer must be an initializer "
5993 "list%select{| or string literal| or wide string literal}0">;
5994 def err_array_init_narrow_string_into_wchar : Error<
5995 "initializing wide char array with non-wide string literal">;
5996 def err_array_init_wide_string_into_char : Error<
5997 "initializing char array with wide string literal">;
5998 def err_array_init_incompat_wide_string_into_wchar : Error<
5999 "initializing wide char array with incompatible wide string literal">;
6000 def err_array_init_plain_string_into_char8_t : Error<
6001 "initializing 'char8_t' array with plain string literal">;
6002 def note_array_init_plain_string_into_char8_t : Note<
6003 "add 'u8' prefix to form a 'char8_t' string literal">;
6004 def err_array_init_utf8_string_into_char : Error<
6005 "%select{|ISO C++20 does not permit }0initialization of char array with "
6006 "UTF-8 string literal%select{ is not permitted by '-fchar8_t'|}0">;
6007 def warn_cxx2a_compat_utf8_string : Warning<
6008 "type of UTF-8 string literal will change from array of const char to "
6009 "array of const char8_t in C++2a">, InGroup<CXX2aCompat>, DefaultIgnore;
6010 def note_cxx2a_compat_utf8_string_remove_u8 : Note<
6011 "remove 'u8' prefix to avoid a change of behavior; "
6012 "Clang encodes unprefixed narrow string literals as UTF-8">;
6013 def err_array_init_different_type : Error<
6014 "cannot initialize array %diff{of type $ with array of type $|"
6015 "with different type of array}0,1">;
6016 def err_array_init_non_constant_array : Error<
6017 "cannot initialize array %diff{of type $ with non-constant array of type $|"
6018 "with different type of array}0,1">;
6019 def ext_array_init_copy : Extension<
6020 "initialization of an array "
6021 "%diff{of type $ from a compound literal of type $|"
6022 "from a compound literal}0,1 is a GNU extension">, InGroup<GNUCompoundLiteralInitializer>;
6023 // This is intentionally not disabled by -Wno-gnu.
6024 def ext_array_init_parens : ExtWarn<
6025 "parenthesized initialization of a member array is a GNU extension">,
6026 InGroup<DiagGroup<"gnu-array-member-paren-init">>, DefaultError;
6027 def warn_deprecated_string_literal_conversion : Warning<
6028 "conversion from string literal to %0 is deprecated">,
6029 InGroup<CXX11CompatDeprecatedWritableStr>;
6030 def ext_deprecated_string_literal_conversion : ExtWarn<
6031 "ISO C++11 does not allow conversion from string literal to %0">,
6032 InGroup<WritableStrings>, SFINAEFailure;
6033 def err_realimag_invalid_type : Error<"invalid type %0 to %1 operator">;
6034 def err_typecheck_sclass_fscope : Error<
6035 "illegal storage class on file-scoped variable">;
6036 def warn_standalone_specifier : Warning<"'%0' ignored on this declaration">,
6037 InGroup<MissingDeclarations>;
6038 def ext_standalone_specifier : ExtWarn<"'%0' is not permitted on a declaration "
6039 "of a type">, InGroup<MissingDeclarations>;
6040 def err_standalone_class_nested_name_specifier : Error<
6041 "forward declaration of %select{class|struct|interface|union|enum}0 cannot "
6042 "have a nested name specifier">;
6043 def err_typecheck_sclass_func : Error<"illegal storage class on function">;
6044 def err_static_block_func : Error<
6045 "function declared in block scope cannot have 'static' storage class">;
6046 def err_typecheck_address_of : Error<"address of %select{bit-field"
6047 "|vector element|property expression|register variable}0 requested">;
6048 def ext_typecheck_addrof_void : Extension<
6049 "ISO C forbids taking the address of an expression of type 'void'">;
6050 def err_unqualified_pointer_member_function : Error<
6051 "must explicitly qualify name of member function when taking its address">;
6052 def err_invalid_form_pointer_member_function : Error<
6053 "cannot create a non-constant pointer to member function">;
6054 def err_address_of_function_with_pass_object_size_params: Error<
6055 "cannot take address of function %0 because parameter %1 has "
6056 "pass_object_size attribute">;
6057 def err_parens_pointer_member_function : Error<
6058 "cannot parenthesize the name of a method when forming a member pointer">;
6059 def err_typecheck_invalid_lvalue_addrof_addrof_function : Error<
6060 "extra '&' taking address of overloaded function">;
6061 def err_typecheck_invalid_lvalue_addrof : Error<
6062 "cannot take the address of an rvalue of type %0">;
6063 def ext_typecheck_addrof_temporary : ExtWarn<
6064 "taking the address of a temporary object of type %0">,
6065 InGroup<AddressOfTemporary>, DefaultError;
6066 def err_typecheck_addrof_temporary : Error<
6067 "taking the address of a temporary object of type %0">;
6068 def err_typecheck_addrof_dtor : Error<
6069 "taking the address of a destructor">;
6070 def err_typecheck_unary_expr : Error<
6071 "invalid argument type %0 to unary expression">;
6072 def err_typecheck_indirection_requires_pointer : Error<
6073 "indirection requires pointer operand (%0 invalid)">;
6074 def ext_typecheck_indirection_through_void_pointer : ExtWarn<
6075 "ISO C++ does not allow indirection on operand of type %0">,
6076 InGroup<DiagGroup<"void-ptr-dereference">>;
6077 def warn_indirection_through_null : Warning<
6078 "indirection of non-volatile null pointer will be deleted, not trap">,
6079 InGroup<NullDereference>;
6080 def warn_binding_null_to_reference : Warning<
6081 "binding dereferenced null pointer to reference has undefined behavior">,
6082 InGroup<NullDereference>;
6083 def note_indirection_through_null : Note<
6084 "consider using __builtin_trap() or qualifying pointer with 'volatile'">;
6085 def warn_pointer_indirection_from_incompatible_type : Warning<
6086 "dereference of type %1 that was reinterpret_cast from type %0 has undefined "
6088 InGroup<UndefinedReinterpretCast>, DefaultIgnore;
6089 def warn_taking_address_of_packed_member : Warning<
6090 "taking address of packed member %0 of class or structure %q1 may result in an unaligned pointer value">,
6091 InGroup<DiagGroup<"address-of-packed-member">>;
6093 def err_objc_object_assignment : Error<
6094 "cannot assign to class object (%0 invalid)">;
6095 def err_typecheck_invalid_operands : Error<
6096 "invalid operands to binary expression (%0 and %1)">;
6097 def note_typecheck_invalid_operands_converted : Note<
6098 "%select{first|second}0 operand was implicitly converted to type %1">;
6099 def err_typecheck_logical_vector_expr_gnu_cpp_restrict : Error<
6100 "logical expression with vector %select{type %1 and non-vector type %2|types"
6101 " %1 and %2}0 is only supported in C++">;
6102 def err_typecheck_sub_ptr_compatible : Error<
6103 "%diff{$ and $ are not pointers to compatible types|"
6104 "pointers to incompatible types}0,1">;
6105 def ext_typecheck_ordered_comparison_of_pointer_integer : ExtWarn<
6106 "ordered comparison between pointer and integer (%0 and %1)">;
6107 def ext_typecheck_ordered_comparison_of_pointer_and_zero : Extension<
6108 "ordered comparison between pointer and zero (%0 and %1) is an extension">;
6109 def err_typecheck_ordered_comparison_of_pointer_and_zero : Error<
6110 "ordered comparison between pointer and zero (%0 and %1)">;
6111 def ext_typecheck_ordered_comparison_of_function_pointers : ExtWarn<
6112 "ordered comparison of function pointers (%0 and %1)">,
6113 InGroup<DiagGroup<"ordered-compare-function-pointers">>;
6114 def ext_typecheck_comparison_of_fptr_to_void : Extension<
6115 "equality comparison between function pointer and void pointer (%0 and %1)">;
6116 def err_typecheck_comparison_of_fptr_to_void : Error<
6117 "equality comparison between function pointer and void pointer (%0 and %1)">;
6118 def ext_typecheck_comparison_of_pointer_integer : ExtWarn<
6119 "comparison between pointer and integer (%0 and %1)">,
6120 InGroup<DiagGroup<"pointer-integer-compare">>;
6121 def err_typecheck_comparison_of_pointer_integer : Error<
6122 "comparison between pointer and integer (%0 and %1)">;
6123 def ext_typecheck_comparison_of_distinct_pointers : ExtWarn<
6124 "comparison of distinct pointer types%diff{ ($ and $)|}0,1">,
6125 InGroup<CompareDistinctPointerType>;
6126 def ext_typecheck_cond_incompatible_operands : ExtWarn<
6127 "incompatible operand types (%0 and %1)">;
6128 def err_cond_voidptr_arc : Error <
6129 "operands to conditional of types%diff{ $ and $|}0,1 are incompatible "
6131 def err_typecheck_comparison_of_distinct_pointers : Error<
6132 "comparison of distinct pointer types%diff{ ($ and $)|}0,1">;
6133 def err_typecheck_op_on_nonoverlapping_address_space_pointers : Error<
6134 "%select{comparison between %diff{ ($ and $)|}0,1"
6135 "|arithmetic operation with operands of type %diff{ ($ and $)|}0,1"
6136 "|conditional operator with the second and third operands of type "
6137 "%diff{ ($ and $)|}0,1}2"
6138 " which are pointers to non-overlapping address spaces">;
6140 def err_typecheck_assign_const : Error<
6142 "cannot assign to return value because function %1 returns a const value|"
6143 "cannot assign to variable %1 with const-qualified type %2|"
6144 "cannot assign to %select{non-|}1static data member %2 "
6145 "with const-qualified type %3|"
6146 "cannot assign to non-static data member within const member function %1|"
6147 "cannot assign to %select{variable %2|non-static data member %2|lvalue}1 "
6148 "with %select{|nested }3const-qualified data member %4|"
6149 "read-only variable is not assignable}0">;
6151 def note_typecheck_assign_const : Note<
6153 "function %1 which returns const-qualified type %2 declared here|"
6154 "variable %1 declared const here|"
6155 "%select{non-|}1static data member %2 declared const here|"
6156 "member function %q1 is declared const here|"
6157 "%select{|nested }1data member %2 declared const here}0">;
6159 def warn_unsigned_always_true_comparison : Warning<
6160 "result of comparison of %select{%3|unsigned expression}0 %2 "
6161 "%select{unsigned expression|%3}0 is always %4">,
6162 InGroup<TautologicalUnsignedZeroCompare>, DefaultIgnore;
6163 def warn_unsigned_enum_always_true_comparison : Warning<
6164 "result of comparison of %select{%3|unsigned enum expression}0 %2 "
6165 "%select{unsigned enum expression|%3}0 is always %4">,
6166 InGroup<TautologicalUnsignedEnumZeroCompare>, DefaultIgnore;
6167 def warn_tautological_constant_compare : Warning<
6168 "result of comparison %select{%3|%1}0 %2 "
6169 "%select{%1|%3}0 is always %4">,
6170 InGroup<TautologicalTypeLimitCompare>, DefaultIgnore;
6171 def warn_tautological_compare_objc_bool : Warning<
6172 "result of comparison of constant %0 with expression of type 'BOOL'"
6173 " is always %1, as the only well defined values for 'BOOL' are YES and NO">,
6174 InGroup<TautologicalObjCBoolCompare>;
6176 def warn_mixed_sign_comparison : Warning<
6177 "comparison of integers of different signs: %0 and %1">,
6178 InGroup<SignCompare>, DefaultIgnore;
6179 def warn_out_of_range_compare : Warning<
6180 "result of comparison of %select{constant %0|true|false}1 with "
6181 "%select{expression of type %2|boolean expression}3 is always %4">,
6182 InGroup<TautologicalOutOfRangeCompare>;
6183 def warn_tautological_bool_compare : Warning<warn_out_of_range_compare.Text>,
6184 InGroup<TautologicalConstantCompare>;
6185 def warn_integer_constants_in_conditional_always_true : Warning<
6186 "converting the result of '?:' with integer constants to a boolean always "
6187 "evaluates to 'true'">,
6188 InGroup<TautologicalConstantCompare>;
6189 def warn_left_shift_always : Warning<
6190 "converting the result of '<<' to a boolean always evaluates "
6191 "to %select{false|true}0">,
6192 InGroup<TautologicalConstantCompare>;
6193 def warn_comparison_of_mixed_enum_types : Warning<
6194 "comparison of two values with different enumeration types"
6195 "%diff{ ($ and $)|}0,1">,
6196 InGroup<EnumCompare>;
6197 def warn_conditional_mixed_enum_types : Warning<
6198 "enumeration type mismatch in conditional expression"
6199 "%diff{ ($ and $)|}0,1">,
6200 InGroup<EnumCompareConditional>, DefaultIgnore;
6201 def warn_comparison_of_mixed_enum_types_switch : Warning<
6202 "comparison of two values with different enumeration types in switch statement"
6203 "%diff{ ($ and $)|}0,1">,
6204 InGroup<EnumCompareSwitch>;
6205 def warn_null_in_arithmetic_operation : Warning<
6206 "use of NULL in arithmetic operation">,
6207 InGroup<NullArithmetic>;
6208 def warn_null_in_comparison_operation : Warning<
6209 "comparison between NULL and non-pointer "
6210 "%select{(%1 and NULL)|(NULL and %1)}0">,
6211 InGroup<NullArithmetic>;
6212 def err_shift_rhs_only_vector : Error<
6213 "requested shift is a vector of type %0 but the first operand is not a "
6216 def warn_logical_not_on_lhs_of_check : Warning<
6217 "logical not is only applied to the left hand side of this "
6218 "%select{comparison|bitwise operator}0">,
6219 InGroup<LogicalNotParentheses>;
6220 def note_logical_not_fix : Note<
6221 "add parentheses after the '!' to evaluate the "
6222 "%select{comparison|bitwise operator}0 first">;
6223 def note_logical_not_silence_with_parens : Note<
6224 "add parentheses around left hand side expression to silence this warning">;
6226 def err_invalid_this_use : Error<
6227 "invalid use of 'this' outside of a non-static member function">;
6228 def err_this_static_member_func : Error<
6229 "'this' cannot be%select{| implicitly}0 used in a static member function "
6231 def err_invalid_member_use_in_static_method : Error<
6232 "invalid use of member %0 in static member function">;
6233 def err_invalid_qualified_function_type : Error<
6234 "%select{non-member function|static member function|deduction guide}0 "
6235 "%select{of type %2 |}1cannot have '%3' qualifier">;
6236 def err_compound_qualified_function_type : Error<
6237 "%select{block pointer|pointer|reference}0 to function type %select{%2 |}1"
6238 "cannot have '%3' qualifier">;
6239 def err_qualified_function_typeid : Error<
6240 "type operand %0 of 'typeid' cannot have '%1' qualifier">;
6242 def err_ref_qualifier_overload : Error<
6243 "cannot overload a member function %select{without a ref-qualifier|with "
6244 "ref-qualifier '&'|with ref-qualifier '&&'}0 with a member function %select{"
6245 "without a ref-qualifier|with ref-qualifier '&'|with ref-qualifier '&&'}1">;
6247 def err_invalid_non_static_member_use : Error<
6248 "invalid use of non-static data member %0">;
6249 def err_nested_non_static_member_use : Error<
6250 "%select{call to non-static member function|use of non-static data member}0 "
6251 "%2 of %1 from nested type %3">;
6252 def warn_cxx98_compat_non_static_member_use : Warning<
6253 "use of non-static data member %0 in an unevaluated context is "
6254 "incompatible with C++98">, InGroup<CXX98Compat>, DefaultIgnore;
6255 def err_invalid_incomplete_type_use : Error<
6256 "invalid use of incomplete type %0">;
6257 def err_builtin_func_cast_more_than_one_arg : Error<
6258 "function-style cast to a builtin type can only take one argument">;
6259 def err_value_init_for_array_type : Error<
6260 "array types cannot be value-initialized">;
6261 def err_init_for_function_type : Error<
6262 "cannot create object of function type %0">;
6263 def warn_format_nonliteral_noargs : Warning<
6264 "format string is not a string literal (potentially insecure)">,
6265 InGroup<FormatSecurity>;
6266 def warn_format_nonliteral : Warning<
6267 "format string is not a string literal">,
6268 InGroup<FormatNonLiteral>, DefaultIgnore;
6270 def err_unexpected_interface : Error<
6271 "unexpected interface name %0: expected expression">;
6272 def err_ref_non_value : Error<"%0 does not refer to a value">;
6273 def err_ref_vm_type : Error<
6274 "cannot refer to declaration with a variably modified type inside block">;
6275 def err_ref_flexarray_type : Error<
6276 "cannot refer to declaration of structure variable with flexible array member "
6278 def err_ref_array_type : Error<
6279 "cannot refer to declaration with an array type inside block">;
6280 def err_property_not_found : Error<
6281 "property %0 not found on object of type %1">;
6282 def err_invalid_property_name : Error<
6283 "%0 is not a valid property name (accessing an object of type %1)">;
6284 def err_getter_not_found : Error<
6285 "no getter method for read from property">;
6286 def err_objc_subscript_method_not_found : Error<
6287 "expected method to %select{read|write}1 %select{dictionary|array}2 element not "
6288 "found on object of type %0">;
6289 def err_objc_subscript_index_type : Error<
6290 "method index parameter type %0 is not integral type">;
6291 def err_objc_subscript_key_type : Error<
6292 "method key parameter type %0 is not object type">;
6293 def err_objc_subscript_dic_object_type : Error<
6294 "method object parameter type %0 is not object type">;
6295 def err_objc_subscript_object_type : Error<
6296 "cannot assign to this %select{dictionary|array}1 because assigning method's "
6297 "2nd parameter of type %0 is not an Objective-C pointer type">;
6298 def err_objc_subscript_base_type : Error<
6299 "%select{dictionary|array}1 subscript base type %0 is not an Objective-C object">;
6300 def err_objc_multiple_subscript_type_conversion : Error<
6301 "indexing expression is invalid because subscript type %0 has "
6302 "multiple type conversion functions">;
6303 def err_objc_subscript_type_conversion : Error<
6304 "indexing expression is invalid because subscript type %0 is not an integral"
6305 " or Objective-C pointer type">;
6306 def err_objc_subscript_pointer : Error<
6307 "indexing expression is invalid because subscript type %0 is not an"
6308 " Objective-C pointer">;
6309 def err_objc_indexing_method_result_type : Error<
6310 "method for accessing %select{dictionary|array}1 element must have Objective-C"
6311 " object return type instead of %0">;
6312 def err_objc_index_incomplete_class_type : Error<
6313 "Objective-C index expression has incomplete class type %0">;
6314 def err_illegal_container_subscripting_op : Error<
6315 "illegal operation on Objective-C container subscripting">;
6316 def err_property_not_found_forward_class : Error<
6317 "property %0 cannot be found in forward class object %1">;
6318 def err_property_not_as_forward_class : Error<
6319 "property %0 refers to an incomplete Objective-C class %1 "
6320 "(with no @interface available)">;
6321 def note_forward_class : Note<
6322 "forward declaration of class here">;
6323 def err_duplicate_property : Error<
6324 "property has a previous declaration">;
6325 def ext_gnu_void_ptr : Extension<
6326 "arithmetic on%select{ a|}0 pointer%select{|s}0 to void is a GNU extension">,
6327 InGroup<PointerArith>;
6328 def ext_gnu_ptr_func_arith : Extension<
6329 "arithmetic on%select{ a|}0 pointer%select{|s}0 to%select{ the|}2 function "
6330 "type%select{|s}2 %1%select{| and %3}2 is a GNU extension">,
6331 InGroup<PointerArith>;
6332 def err_readonly_message_assignment : Error<
6333 "assigning to 'readonly' return result of an Objective-C message not allowed">;
6334 def ext_integer_increment_complex : Extension<
6335 "ISO C does not support '++'/'--' on complex integer type %0">;
6336 def ext_integer_complement_complex : Extension<
6337 "ISO C does not support '~' for complex conjugation of %0">;
6338 def err_nosetter_property_assignment : Error<
6339 "%select{assignment to readonly property|"
6340 "no setter method %1 for assignment to property}0">;
6341 def err_nosetter_property_incdec : Error<
6342 "%select{%select{increment|decrement}1 of readonly property|"
6343 "no setter method %2 for %select{increment|decrement}1 of property}0">;
6344 def err_nogetter_property_compound_assignment : Error<
6345 "a getter method is needed to perform a compound assignment on a property">;
6346 def err_nogetter_property_incdec : Error<
6347 "no getter method %1 for %select{increment|decrement}0 of property">;
6348 def err_no_subobject_property_setting : Error<
6349 "expression is not assignable">;
6350 def err_qualified_objc_access : Error<
6351 "%select{property|instance variable}0 access cannot be qualified with '%1'">;
6353 def ext_freestanding_complex : Extension<
6354 "complex numbers are an extension in a freestanding C99 implementation">;
6356 // FIXME: Remove when we support imaginary.
6357 def err_imaginary_not_supported : Error<"imaginary types are not supported">;
6359 // Obj-c expressions
6360 def warn_root_inst_method_not_found : Warning<
6361 "instance method %0 is being used on 'Class' which is not in the root class">,
6362 InGroup<MethodAccess>;
6363 def warn_class_method_not_found : Warning<
6364 "class method %objcclass0 not found (return type defaults to 'id')">,
6365 InGroup<MethodAccess>;
6366 def warn_instance_method_on_class_found : Warning<
6367 "instance method %0 found instead of class method %1">,
6368 InGroup<MethodAccess>;
6369 def warn_inst_method_not_found : Warning<
6370 "instance method %objcinstance0 not found (return type defaults to 'id')">,
6371 InGroup<MethodAccess>;
6372 def warn_instance_method_not_found_with_typo : Warning<
6373 "instance method %objcinstance0 not found (return type defaults to 'id')"
6374 "; did you mean %objcinstance2?">, InGroup<MethodAccess>;
6375 def warn_class_method_not_found_with_typo : Warning<
6376 "class method %objcclass0 not found (return type defaults to 'id')"
6377 "; did you mean %objcclass2?">, InGroup<MethodAccess>;
6378 def err_method_not_found_with_typo : Error<
6379 "%select{instance|class}1 method %0 not found "
6380 "; did you mean %2?">;
6381 def err_no_super_class_message : Error<
6382 "no @interface declaration found in class messaging of %0">;
6383 def err_root_class_cannot_use_super : Error<
6384 "%0 cannot use 'super' because it is a root class">;
6385 def err_invalid_receiver_to_message_super : Error<
6386 "'super' is only valid in a method body">;
6387 def err_invalid_receiver_class_message : Error<
6388 "receiver type %0 is not an Objective-C class">;
6389 def err_missing_open_square_message_send : Error<
6390 "missing '[' at start of message send expression">;
6391 def warn_bad_receiver_type : Warning<
6392 "receiver type %0 is not 'id' or interface pointer, consider "
6393 "casting it to 'id'">,InGroup<ObjCReceiver>;
6394 def err_bad_receiver_type : Error<"bad receiver type %0">;
6395 def err_incomplete_receiver_type : Error<"incomplete receiver type %0">;
6396 def err_unknown_receiver_suggest : Error<
6397 "unknown receiver %0; did you mean %1?">;
6398 def err_objc_throw_expects_object : Error<
6399 "@throw requires an Objective-C object type (%0 invalid)">;
6400 def err_objc_synchronized_expects_object : Error<
6401 "@synchronized requires an Objective-C object type (%0 invalid)">;
6402 def err_rethrow_used_outside_catch : Error<
6403 "@throw (rethrow) used outside of a @catch block">;
6404 def err_attribute_multiple_objc_gc : Error<
6405 "multiple garbage collection attributes specified for type">;
6406 def err_catch_param_not_objc_type : Error<
6407 "@catch parameter is not a pointer to an interface type">;
6408 def err_illegal_qualifiers_on_catch_parm : Error<
6409 "illegal qualifiers on @catch parameter">;
6410 def err_storage_spec_on_catch_parm : Error<
6411 "@catch parameter cannot have storage specifier '%0'">;
6412 def warn_register_objc_catch_parm : Warning<
6413 "'register' storage specifier on @catch parameter will be ignored">;
6414 def err_qualified_objc_catch_parm : Error<
6415 "@catch parameter declarator cannot be qualified">;
6416 def warn_objc_pointer_cxx_catch_fragile : Warning<
6417 "cannot catch an exception thrown with @throw in C++ in the non-unified "
6418 "exception model">, InGroup<ObjCNonUnifiedException>;
6419 def err_objc_object_catch : Error<
6420 "cannot catch an Objective-C object by value">;
6421 def err_incomplete_type_objc_at_encode : Error<
6422 "'@encode' of incomplete type %0">;
6423 def warn_objc_circular_container : Warning<
6424 "adding %0 to %1 might cause circular dependency in container">,
6425 InGroup<DiagGroup<"objc-circular-container">>;
6426 def note_objc_circular_container_declared_here : Note<"%0 declared here">;
6427 def warn_objc_unsafe_perform_selector : Warning<
6428 "%0 is incompatible with selectors that return a "
6429 "%select{struct|union|vector}1 type">,
6430 InGroup<DiagGroup<"objc-unsafe-perform-selector">>;
6431 def note_objc_unsafe_perform_selector_method_declared_here : Note<
6432 "method %0 that returns %1 declared here">;
6434 def warn_setter_getter_impl_required : Warning<
6435 "property %0 requires method %1 to be defined - "
6436 "use @synthesize, @dynamic or provide a method implementation "
6437 "in this class implementation">,
6438 InGroup<ObjCPropertyImpl>;
6439 def warn_setter_getter_impl_required_in_category : Warning<
6440 "property %0 requires method %1 to be defined - "
6441 "use @dynamic or provide a method implementation in this category">,
6442 InGroup<ObjCPropertyImpl>;
6443 def note_parameter_named_here : Note<
6444 "passing argument to parameter %0 here">;
6445 def note_parameter_here : Note<
6446 "passing argument to parameter here">;
6447 def note_method_return_type_change : Note<
6448 "compiler has implicitly changed method %0 return type">;
6450 def warn_impl_required_for_class_property : Warning<
6451 "class property %0 requires method %1 to be defined - "
6452 "use @dynamic or provide a method implementation "
6453 "in this class implementation">,
6454 InGroup<ObjCPropertyImpl>;
6455 def warn_impl_required_in_category_for_class_property : Warning<
6456 "class property %0 requires method %1 to be defined - "
6457 "use @dynamic or provide a method implementation in this category">,
6458 InGroup<ObjCPropertyImpl>;
6461 // These messages adhere to the TryCast pattern: %0 is an int specifying the
6462 // cast type, %1 is the source type, %2 is the destination type.
6463 def err_bad_reinterpret_cast_overload : Error<
6464 "reinterpret_cast cannot resolve overloaded function %0 to type %1">;
6466 def warn_reinterpret_different_from_static : Warning<
6467 "'reinterpret_cast' %select{from|to}3 class %0 %select{to|from}3 its "
6468 "%select{virtual base|base at non-zero offset}2 %1 behaves differently from "
6469 "'static_cast'">, InGroup<ReinterpretBaseClass>;
6470 def note_reinterpret_updowncast_use_static: Note<
6471 "use 'static_cast' to adjust the pointer correctly while "
6472 "%select{upcasting|downcasting}0">;
6474 def err_bad_static_cast_overload : Error<
6475 "address of overloaded function %0 cannot be static_cast to type %1">;
6477 def err_bad_cstyle_cast_overload : Error<
6478 "address of overloaded function %0 cannot be cast to type %1">;
6481 def err_bad_cxx_cast_generic : Error<
6482 "%select{const_cast|static_cast|reinterpret_cast|dynamic_cast|C-style cast|"
6483 "functional-style cast}0 from %1 to %2 is not allowed">;
6484 def err_bad_cxx_cast_unrelated_class : Error<
6485 "%select{const_cast|static_cast|reinterpret_cast|dynamic_cast|C-style cast|"
6486 "functional-style cast}0 from %1 to %2, which are not related by "
6487 "inheritance, is not allowed">;
6488 def note_type_incomplete : Note<"%0 is incomplete">;
6489 def err_bad_cxx_cast_rvalue : Error<
6490 "%select{const_cast|static_cast|reinterpret_cast|dynamic_cast|C-style cast|"
6491 "functional-style cast}0 from rvalue to reference type %2">;
6492 def err_bad_cxx_cast_bitfield : Error<
6493 "%select{const_cast|static_cast|reinterpret_cast|dynamic_cast|C-style cast|"
6494 "functional-style cast}0 from bit-field lvalue to reference type %2">;
6495 def err_bad_cxx_cast_qualifiers_away : Error<
6496 "%select{const_cast|static_cast|reinterpret_cast|dynamic_cast|C-style cast|"
6497 "functional-style cast}0 from %1 to %2 casts away qualifiers">;
6498 def err_bad_cxx_cast_addr_space_mismatch : Error<
6499 "%select{const_cast|static_cast|reinterpret_cast|dynamic_cast|C-style cast|"
6500 "functional-style cast}0 from %1 to %2 converts between mismatching address"
6502 def ext_bad_cxx_cast_qualifiers_away_incoherent : ExtWarn<
6503 "ISO C++ does not allow "
6504 "%select{const_cast|static_cast|reinterpret_cast|dynamic_cast|C-style cast|"
6505 "functional-style cast}0 from %1 to %2 because it casts away qualifiers, "
6506 "even though the source and destination types are unrelated">,
6507 SFINAEFailure, InGroup<DiagGroup<"cast-qual-unrelated">>;
6508 def err_bad_const_cast_dest : Error<
6509 "%select{const_cast||||C-style cast|functional-style cast}0 to %2, "
6510 "which is not a reference, pointer-to-object, or pointer-to-data-member">;
6511 def ext_cast_fn_obj : Extension<
6512 "cast between pointer-to-function and pointer-to-object is an extension">;
6513 def ext_ms_cast_fn_obj : ExtWarn<
6514 "static_cast between pointer-to-function and pointer-to-object is a "
6515 "Microsoft extension">, InGroup<MicrosoftCast>;
6516 def warn_cxx98_compat_cast_fn_obj : Warning<
6517 "cast between pointer-to-function and pointer-to-object is incompatible with C++98">,
6518 InGroup<CXX98CompatPedantic>, DefaultIgnore;
6519 def err_bad_reinterpret_cast_small_int : Error<
6520 "cast from pointer to smaller type %2 loses information">;
6521 def err_bad_cxx_cast_vector_to_scalar_different_size : Error<
6522 "%select{||reinterpret_cast||C-style cast|}0 from vector %1 "
6523 "to scalar %2 of different size">;
6524 def err_bad_cxx_cast_scalar_to_vector_different_size : Error<
6525 "%select{||reinterpret_cast||C-style cast|}0 from scalar %1 "
6526 "to vector %2 of different size">;
6527 def err_bad_cxx_cast_vector_to_vector_different_size : Error<
6528 "%select{||reinterpret_cast||C-style cast|}0 from vector %1 "
6529 "to vector %2 of different size">;
6530 def err_bad_lvalue_to_rvalue_cast : Error<
6531 "cannot cast from lvalue of type %1 to rvalue reference type %2; types are "
6533 def err_bad_rvalue_to_rvalue_cast : Error<
6534 "cannot cast from rvalue of type %1 to rvalue reference type %2; types are "
6536 def err_bad_static_cast_pointer_nonpointer : Error<
6537 "cannot cast from type %1 to pointer type %2">;
6538 def err_bad_static_cast_member_pointer_nonmp : Error<
6539 "cannot cast from type %1 to member pointer type %2">;
6540 def err_bad_cxx_cast_member_pointer_size : Error<
6541 "cannot %select{||reinterpret_cast||C-style cast|}0 from member pointer "
6542 "type %1 to member pointer type %2 of different size">;
6543 def err_bad_reinterpret_cast_reference : Error<
6544 "reinterpret_cast of a %0 to %1 needs its address, which is not allowed">;
6545 def warn_undefined_reinterpret_cast : Warning<
6546 "reinterpret_cast from %0 to %1 has undefined behavior">,
6547 InGroup<UndefinedReinterpretCast>, DefaultIgnore;
6549 // These messages don't adhere to the pattern.
6550 // FIXME: Display the path somehow better.
6551 def err_ambiguous_base_to_derived_cast : Error<
6552 "ambiguous cast from base %0 to derived %1:%2">;
6553 def err_static_downcast_via_virtual : Error<
6554 "cannot cast %0 to %1 via virtual base %2">;
6555 def err_downcast_from_inaccessible_base : Error<
6556 "cannot cast %select{private|protected}2 base class %1 to %0">;
6557 def err_upcast_to_inaccessible_base : Error<
6558 "cannot cast %0 to its %select{private|protected}2 base class %1">;
6559 def err_bad_dynamic_cast_not_ref_or_ptr : Error<
6560 "%0 is not a reference or pointer">;
6561 def err_bad_dynamic_cast_not_class : Error<"%0 is not a class">;
6562 def err_bad_dynamic_cast_incomplete : Error<"%0 is an incomplete type">;
6563 def err_bad_dynamic_cast_not_ptr : Error<"%0 is not a pointer">;
6564 def err_bad_dynamic_cast_not_polymorphic : Error<"%0 is not polymorphic">;
6566 // Other C++ expressions
6567 def err_need_header_before_typeid : Error<
6568 "you need to include <typeinfo> before using the 'typeid' operator">;
6569 def err_need_header_before_ms_uuidof : Error<
6570 "you need to include <guiddef.h> before using the '__uuidof' operator">;
6571 def err_ms___leave_not_in___try : Error<
6572 "'__leave' statement not in __try block">;
6573 def err_uuidof_without_guid : Error<
6574 "cannot call operator __uuidof on a type with no GUID">;
6575 def err_uuidof_with_multiple_guids : Error<
6576 "cannot call operator __uuidof on a type with multiple GUIDs">;
6577 def err_incomplete_typeid : Error<"'typeid' of incomplete type %0">;
6578 def err_variably_modified_typeid : Error<"'typeid' of variably modified type %0">;
6579 def err_static_illegal_in_new : Error<
6580 "the 'static' modifier for the array size is not legal in new expressions">;
6581 def err_array_new_needs_size : Error<
6582 "array size must be specified in new expression with no initializer">;
6583 def err_bad_new_type : Error<
6584 "cannot allocate %select{function|reference}1 type %0 with new">;
6585 def err_new_incomplete_type : Error<
6586 "allocation of incomplete type %0">;
6587 def err_new_array_nonconst : Error<
6588 "only the first dimension of an allocated array may have dynamic size">;
6589 def err_new_array_size_unknown_from_init : Error<
6590 "cannot determine allocated array size from initializer">;
6591 def err_new_array_init_args : Error<
6592 "array 'new' cannot have initialization arguments">;
6593 def ext_new_paren_array_nonconst : ExtWarn<
6594 "when type is in parentheses, array cannot have dynamic size">;
6595 def err_placement_new_non_placement_delete : Error<
6596 "'new' expression with placement arguments refers to non-placement "
6597 "'operator delete'">;
6598 def err_array_size_not_integral : Error<
6599 "array size expression must have integral or %select{|unscoped }0"
6600 "enumeration type, not %1">;
6601 def err_array_size_incomplete_type : Error<
6602 "array size expression has incomplete class type %0">;
6603 def err_array_size_explicit_conversion : Error<
6604 "array size expression of type %0 requires explicit conversion to type %1">;
6605 def note_array_size_conversion : Note<
6606 "conversion to %select{integral|enumeration}0 type %1 declared here">;
6607 def err_array_size_ambiguous_conversion : Error<
6608 "ambiguous conversion of array size expression of type %0 to an integral or "
6609 "enumeration type">;
6610 def ext_array_size_conversion : Extension<
6611 "implicit conversion from array size expression of type %0 to "
6612 "%select{integral|enumeration}1 type %2 is a C++11 extension">,
6614 def warn_cxx98_compat_array_size_conversion : Warning<
6615 "implicit conversion from array size expression of type %0 to "
6616 "%select{integral|enumeration}1 type %2 is incompatible with C++98">,
6617 InGroup<CXX98CompatPedantic>, DefaultIgnore;
6618 def err_address_space_qualified_new : Error<
6619 "'new' cannot allocate objects of type %0 in address space '%1'">;
6620 def err_address_space_qualified_delete : Error<
6621 "'delete' cannot delete objects of type %0 in address space '%1'">;
6623 def err_default_init_const : Error<
6624 "default initialization of an object of const type %0"
6625 "%select{| without a user-provided default constructor}1">;
6626 def ext_default_init_const : ExtWarn<
6627 "default initialization of an object of const type %0"
6628 "%select{| without a user-provided default constructor}1 "
6629 "is a Microsoft extension">,
6630 InGroup<MicrosoftConstInit>;
6631 def err_delete_operand : Error<"cannot delete expression of type %0">;
6632 def ext_delete_void_ptr_operand : ExtWarn<
6633 "cannot delete expression with pointer-to-'void' type %0">,
6634 InGroup<DeleteIncomplete>;
6635 def err_ambiguous_delete_operand : Error<
6636 "ambiguous conversion of delete expression of type %0 to a pointer">;
6637 def warn_delete_incomplete : Warning<
6638 "deleting pointer to incomplete type %0 may cause undefined behavior">,
6639 InGroup<DeleteIncomplete>;
6640 def err_delete_incomplete_class_type : Error<
6641 "deleting incomplete class type %0; no conversions to pointer type">;
6642 def err_delete_explicit_conversion : Error<
6643 "converting delete expression from type %0 to type %1 invokes an explicit "
6644 "conversion function">;
6645 def note_delete_conversion : Note<"conversion to pointer type %0">;
6646 def warn_delete_array_type : Warning<
6647 "'delete' applied to a pointer-to-array type %0 treated as 'delete[]'">;
6648 def warn_mismatched_delete_new : Warning<
6649 "'delete%select{|[]}0' applied to a pointer that was allocated with "
6650 "'new%select{[]|}0'; did you mean 'delete%select{[]|}0'?">,
6651 InGroup<DiagGroup<"mismatched-new-delete">>;
6652 def note_allocated_here : Note<"allocated with 'new%select{[]|}0' here">;
6653 def err_no_suitable_delete_member_function_found : Error<
6654 "no suitable member %0 in %1">;
6655 def err_ambiguous_suitable_delete_member_function_found : Error<
6656 "multiple suitable %0 functions in %1">;
6657 def warn_ambiguous_suitable_delete_function_found : Warning<
6658 "multiple suitable %0 functions for %1; no 'operator delete' function "
6659 "will be invoked if initialization throws an exception">,
6660 InGroup<DiagGroup<"ambiguous-delete">>;
6661 def note_member_declared_here : Note<
6662 "member %0 declared here">;
6663 def note_member_first_declared_here : Note<
6664 "member %0 first declared here">;
6665 def warn_bitwise_negation_bool : Warning<
6666 "bitwise negation of a boolean expression%select{;| always evaluates to 'true';}0 "
6667 "did you mean logical negation?">,
6668 InGroup<DiagGroup<"bool-operation">>;
6669 def err_decrement_bool : Error<"cannot decrement expression of type bool">;
6670 def warn_increment_bool : Warning<
6671 "incrementing expression of type bool is deprecated and "
6672 "incompatible with C++17">, InGroup<DeprecatedIncrementBool>;
6673 def ext_increment_bool : ExtWarn<
6674 "ISO C++17 does not allow incrementing expression of type bool">,
6675 DefaultError, InGroup<IncrementBool>;
6676 def err_increment_decrement_enum : Error<
6677 "cannot %select{decrement|increment}0 expression of enum type %1">;
6679 def warn_deprecated_increment_decrement_volatile : Warning<
6680 "%select{decrement|increment}0 of object of volatile-qualified type %1 "
6681 "is deprecated">, InGroup<DeprecatedVolatile>;
6682 def warn_deprecated_simple_assign_volatile : Warning<
6683 "use of result of assignment to object of volatile-qualified type %0 "
6684 "is deprecated">, InGroup<DeprecatedVolatile>;
6685 def warn_deprecated_compound_assign_volatile : Warning<
6686 "compound assignment to object of volatile-qualified type %0 is deprecated">,
6687 InGroup<DeprecatedVolatile>;
6688 def warn_deprecated_volatile_return : Warning<
6689 "volatile-qualified return type %0 is deprecated">,
6690 InGroup<DeprecatedVolatile>;
6691 def warn_deprecated_volatile_param : Warning<
6692 "volatile-qualified parameter type %0 is deprecated">,
6693 InGroup<DeprecatedVolatile>;
6694 def warn_deprecated_volatile_structured_binding : Warning<
6695 "volatile qualifier in structured binding declaration is deprecated">,
6696 InGroup<DeprecatedVolatile>;
6698 def err_catch_incomplete_ptr : Error<
6699 "cannot catch pointer to incomplete type %0">;
6700 def err_catch_incomplete_ref : Error<
6701 "cannot catch reference to incomplete type %0">;
6702 def err_catch_incomplete : Error<"cannot catch incomplete type %0">;
6703 def err_catch_rvalue_ref : Error<"cannot catch exceptions by rvalue reference">;
6704 def err_catch_variably_modified : Error<
6705 "cannot catch variably modified type %0">;
6706 def err_qualified_catch_declarator : Error<
6707 "exception declarator cannot be qualified">;
6708 def err_early_catch_all : Error<"catch-all handler must come last">;
6709 def err_bad_memptr_rhs : Error<
6710 "right hand operand to %0 has non-pointer-to-member type %1">;
6711 def err_bad_memptr_lhs : Error<
6712 "left hand operand to %0 must be a %select{|pointer to }1class "
6713 "compatible with the right hand operand, but is %2">;
6714 def err_memptr_incomplete : Error<
6715 "member pointer has incomplete base type %0">;
6716 def warn_exception_caught_by_earlier_handler : Warning<
6717 "exception of type %0 will be caught by earlier handler">,
6718 InGroup<Exceptions>;
6719 def note_previous_exception_handler : Note<"for type %0">;
6720 def err_exceptions_disabled : Error<
6721 "cannot use '%0' with exceptions disabled">;
6722 def err_objc_exceptions_disabled : Error<
6723 "cannot use '%0' with Objective-C exceptions disabled">;
6724 def warn_throw_in_noexcept_func : Warning<
6725 "%0 has a non-throwing exception specification but can still throw">,
6726 InGroup<Exceptions>;
6727 def note_throw_in_dtor : Note<
6728 "%select{destructor|deallocator}0 has a %select{non-throwing|implicit "
6729 "non-throwing}1 exception specification">;
6730 def note_throw_in_function : Note<"function declared non-throwing here">;
6731 def err_seh_try_outside_functions : Error<
6732 "cannot use SEH '__try' in blocks, captured regions, or Obj-C method decls">;
6733 def err_mixing_cxx_try_seh_try : Error<
6734 "cannot use C++ 'try' in the same function as SEH '__try'">;
6735 def err_seh_try_unsupported : Error<
6736 "SEH '__try' is not supported on this target">;
6737 def note_conflicting_try_here : Note<
6738 "conflicting %0 here">;
6739 def warn_jump_out_of_seh_finally : Warning<
6740 "jump out of __finally block has undefined behavior">,
6741 InGroup<DiagGroup<"jump-seh-finally">>;
6742 def warn_non_virtual_dtor : Warning<
6743 "%0 has virtual functions but non-virtual destructor">,
6744 InGroup<NonVirtualDtor>, DefaultIgnore;
6745 def warn_delete_non_virtual_dtor : Warning<
6746 "%select{delete|destructor}0 called on non-final %1 that has "
6747 "virtual functions but non-virtual destructor">,
6748 InGroup<DeleteNonAbstractNonVirtualDtor>, DefaultIgnore, ShowInSystemHeader;
6749 def note_delete_non_virtual : Note<
6750 "qualify call to silence this warning">;
6751 def warn_delete_abstract_non_virtual_dtor : Warning<
6752 "%select{delete|destructor}0 called on %1 that is abstract but has "
6753 "non-virtual destructor">, InGroup<DeleteAbstractNonVirtualDtor>, ShowInSystemHeader;
6754 def warn_overloaded_virtual : Warning<
6755 "%q0 hides overloaded virtual %select{function|functions}1">,
6756 InGroup<OverloadedVirtual>, DefaultIgnore;
6757 def note_hidden_overloaded_virtual_declared_here : Note<
6758 "hidden overloaded virtual function %q0 declared here"
6759 "%select{|: different classes%diff{ ($ vs $)|}2,3"
6760 "|: different number of parameters (%2 vs %3)"
6761 "|: type mismatch at %ordinal2 parameter%diff{ ($ vs $)|}3,4"
6762 "|: different return type%diff{ ($ vs $)|}2,3"
6763 "|: different qualifiers (%2 vs %3)"
6764 "|: different exception specifications}1">;
6765 def warn_using_directive_in_header : Warning<
6766 "using namespace directive in global context in header">,
6767 InGroup<HeaderHygiene>, DefaultIgnore;
6768 def warn_overaligned_type : Warning<
6769 "type %0 requires %1 bytes of alignment and the default allocator only "
6770 "guarantees %2 bytes">,
6771 InGroup<OveralignedType>, DefaultIgnore;
6772 def err_aligned_allocation_unavailable : Error<
6773 "aligned %select{allocation|deallocation}0 function of type '%1' is only "
6774 "available on %2 %3 or newer">;
6775 def note_silence_aligned_allocation_unavailable : Note<
6776 "if you supply your own aligned allocation functions, use "
6777 "-faligned-allocation to silence this diagnostic">;
6779 def err_conditional_void_nonvoid : Error<
6780 "%select{left|right}1 operand to ? is void, but %select{right|left}1 operand "
6782 def err_conditional_ambiguous : Error<
6783 "conditional expression is ambiguous; "
6784 "%diff{$ can be converted to $ and vice versa|"
6785 "types can be convert to each other}0,1">;
6786 def err_conditional_ambiguous_ovl : Error<
6787 "conditional expression is ambiguous; %diff{$ and $|types}0,1 "
6788 "can be converted to several common types">;
6789 def err_conditional_vector_size : Error<
6790 "vector condition type %0 and result type %1 do not have the same number "
6792 def err_conditional_vector_element_size : Error<
6793 "vector condition type %0 and result type %1 do not have elements of the "
6796 def err_throw_incomplete : Error<
6797 "cannot throw object of incomplete type %0">;
6798 def err_throw_incomplete_ptr : Error<
6799 "cannot throw pointer to object of incomplete type %0">;
6800 def warn_throw_underaligned_obj : Warning<
6801 "underaligned exception object thrown">,
6802 InGroup<UnderalignedExceptionObject>;
6803 def note_throw_underaligned_obj : Note<
6804 "required alignment of type %0 (%1 bytes) is larger than the supported "
6805 "alignment of C++ exception objects on this target (%2 bytes)">;
6806 def err_return_in_constructor_handler : Error<
6807 "return in the catch of a function try block of a constructor is illegal">;
6808 def warn_cdtor_function_try_handler_mem_expr : Warning<
6809 "cannot refer to a non-static member from the handler of a "
6810 "%select{constructor|destructor}0 function try block">, InGroup<Exceptions>;
6812 let CategoryName = "Lambda Issue" in {
6813 def err_capture_more_than_once : Error<
6814 "%0 can appear only once in a capture list">;
6815 def err_reference_capture_with_reference_default : Error<
6816 "'&' cannot precede a capture when the capture default is '&'">;
6817 def err_copy_capture_with_copy_default : Error<
6818 "'&' must precede a capture when the capture default is '='">;
6819 def err_capture_does_not_name_variable : Error<
6820 "%0 in capture list does not name a variable">;
6821 def err_capture_non_automatic_variable : Error<
6822 "%0 cannot be captured because it does not have automatic storage "
6824 def err_this_capture : Error<
6825 "'this' cannot be %select{implicitly |}0captured in this context">;
6826 def err_lambda_capture_anonymous_var : Error<
6827 "unnamed variable cannot be implicitly captured in a lambda expression">;
6828 def err_lambda_capture_flexarray_type : Error<
6829 "variable %0 with flexible array member cannot be captured in "
6830 "a lambda expression">;
6831 def err_lambda_impcap : Error<
6832 "variable %0 cannot be implicitly captured in a lambda with no "
6833 "capture-default specified">;
6834 def note_lambda_decl : Note<"lambda expression begins here">;
6835 def err_lambda_unevaluated_operand : Error<
6836 "lambda expression in an unevaluated operand">;
6837 def err_lambda_in_constant_expression : Error<
6838 "a lambda expression may not appear inside of a constant expression">;
6839 def err_lambda_in_invalid_context : Error<
6840 "a lambda expression cannot appear in this context">;
6841 def err_lambda_return_init_list : Error<
6842 "cannot deduce lambda return type from initializer list">;
6843 def err_lambda_capture_default_arg : Error<
6844 "lambda expression in default argument cannot capture any entity">;
6845 def err_lambda_incomplete_result : Error<
6846 "incomplete result type %0 in lambda expression">;
6847 def err_noreturn_lambda_has_return_expr : Error<
6848 "lambda declared 'noreturn' should not return">;
6849 def warn_maybe_falloff_nonvoid_lambda : Warning<
6850 "control may reach end of non-void lambda">,
6851 InGroup<ReturnType>;
6852 def warn_falloff_nonvoid_lambda : Warning<
6853 "control reaches end of non-void lambda">,
6854 InGroup<ReturnType>;
6855 def err_access_lambda_capture : Error<
6856 // The ERRORs represent other special members that aren't constructors, in
6857 // hopes that someone will bother noticing and reporting if they appear
6858 "capture of variable '%0' as type %1 calls %select{private|protected}3 "
6859 "%select{default |copy |move |*ERROR* |*ERROR* |*ERROR* |}2constructor">,
6861 def note_lambda_to_block_conv : Note<
6862 "implicit capture of lambda object due to conversion to block pointer "
6864 def note_var_explicitly_captured_here : Note<"variable %0 is"
6865 "%select{| explicitly}1 captured here">;
6867 // C++14 lambda init-captures.
6868 def warn_cxx11_compat_init_capture : Warning<
6869 "initialized lambda captures are incompatible with C++ standards "
6870 "before C++14">, InGroup<CXXPre14Compat>, DefaultIgnore;
6871 def ext_init_capture : ExtWarn<
6872 "initialized lambda captures are a C++14 extension">, InGroup<CXX14>;
6873 def err_init_capture_no_expression : Error<
6874 "initializer missing for lambda capture %0">;
6875 def err_init_capture_multiple_expressions : Error<
6876 "initializer for lambda capture %0 contains multiple expressions">;
6877 def err_init_capture_paren_braces : Error<
6878 "cannot deduce type for lambda capture %1 from "
6879 "%select{parenthesized|nested}0 initializer list">;
6880 def err_init_capture_deduction_failure : Error<
6881 "cannot deduce type for lambda capture %0 from initializer of type %2">;
6882 def err_init_capture_deduction_failure_from_init_list : Error<
6883 "cannot deduce type for lambda capture %0 from initializer list">;
6884 def warn_cxx17_compat_init_capture_pack : Warning<
6885 "initialized lambda capture packs are incompatible with C++ standards "
6886 "before C++2a">, InGroup<CXXPre2aCompat>, DefaultIgnore;
6887 def ext_init_capture_pack : ExtWarn<
6888 "initialized lambda pack captures are a C++2a extension">, InGroup<CXX2a>;
6890 // C++14 generic lambdas.
6891 def warn_cxx11_compat_generic_lambda : Warning<
6892 "generic lambdas are incompatible with C++11">,
6893 InGroup<CXXPre14Compat>, DefaultIgnore;
6895 // C++17 '*this' captures.
6896 def warn_cxx14_compat_star_this_lambda_capture : Warning<
6897 "by value capture of '*this' is incompatible with C++ standards before C++17">,
6898 InGroup<CXXPre17Compat>, DefaultIgnore;
6899 def ext_star_this_lambda_capture_cxx17 : ExtWarn<
6900 "capture of '*this' by copy is a C++17 extension">, InGroup<CXX17>;
6902 // C++17 parameter shadows capture
6903 def err_parameter_shadow_capture : Error<
6904 "a lambda parameter cannot shadow an explicitly captured entity">;
6906 // C++2a [=, this] captures.
6907 def warn_cxx17_compat_equals_this_lambda_capture : Warning<
6908 "explicit capture of 'this' with a capture default of '=' is incompatible "
6909 "with C++ standards before C++2a">, InGroup<CXXPre2aCompat>, DefaultIgnore;
6910 def ext_equals_this_lambda_capture_cxx2a : ExtWarn<
6911 "explicit capture of 'this' with a capture default of '=' "
6912 "is a C++2a extension">, InGroup<CXX2a>;
6913 def warn_deprecated_this_capture : Warning<
6914 "implicit capture of 'this' with a capture default of '=' is deprecated">,
6915 InGroup<DeprecatedThisCapture>, DefaultIgnore;
6916 def note_deprecated_this_capture : Note<
6917 "add an explicit capture of 'this' to capture '*this' by reference">;
6919 // C++2a default constructible / assignable lambdas.
6920 def warn_cxx17_compat_lambda_def_ctor_assign : Warning<
6921 "%select{default construction|assignment}0 of lambda is incompatible with "
6922 "C++ standards before C++2a">, InGroup<CXXPre2aCompat>, DefaultIgnore;
6925 def err_return_in_captured_stmt : Error<
6926 "cannot return from %0">;
6927 def err_capture_block_variable : Error<
6928 "__block variable %0 cannot be captured in a "
6929 "%select{lambda expression|captured statement}1">;
6931 def err_operator_arrow_circular : Error<
6932 "circular pointer delegation detected">;
6933 def err_operator_arrow_depth_exceeded : Error<
6934 "use of 'operator->' on type %0 would invoke a sequence of more than %1 "
6935 "'operator->' calls">;
6936 def note_operator_arrow_here : Note<
6937 "'operator->' declared here produces an object of type %0">;
6938 def note_operator_arrows_suppressed : Note<
6939 "(skipping %0 'operator->'%s0 in backtrace)">;
6940 def note_operator_arrow_depth : Note<
6941 "use -foperator-arrow-depth=N to increase 'operator->' limit">;
6943 def err_pseudo_dtor_base_not_scalar : Error<
6944 "object expression of non-scalar type %0 cannot be used in a "
6945 "pseudo-destructor expression">;
6946 def ext_pseudo_dtor_on_void : ExtWarn<
6947 "pseudo-destructors on type void are a Microsoft extension">,
6948 InGroup<MicrosoftVoidPseudoDtor>;
6949 def err_pseudo_dtor_type_mismatch : Error<
6950 "the type of object expression "
6951 "%diff{($) does not match the type being destroyed ($)|"
6952 "does not match the type being destroyed}0,1 "
6953 "in pseudo-destructor expression">;
6954 def err_pseudo_dtor_call_with_args : Error<
6955 "call to pseudo-destructor cannot have any arguments">;
6956 def err_dtor_expr_without_call : Error<
6957 "reference to %select{destructor|pseudo-destructor}0 must be called"
6958 "%select{|; did you mean to call it with no arguments?}1">;
6959 def err_pseudo_dtor_destructor_non_type : Error<
6960 "%0 does not refer to a type name in pseudo-destructor expression; expected "
6961 "the name of type %1">;
6962 def err_invalid_use_of_function_type : Error<
6963 "a function type is not allowed here">;
6964 def err_invalid_use_of_array_type : Error<"an array type is not allowed here">;
6965 def err_typecheck_bool_condition : Error<
6966 "value of type %0 is not contextually convertible to 'bool'">;
6967 def err_typecheck_ambiguous_condition : Error<
6968 "conversion %diff{from $ to $|between types}0,1 is ambiguous">;
6969 def err_typecheck_nonviable_condition : Error<
6970 "no viable conversion%select{%diff{ from $ to $|}1,2|"
6971 "%diff{ from returned value of type $ to function return type $|}1,2}0">;
6972 def err_typecheck_nonviable_condition_incomplete : Error<
6973 "no viable conversion%diff{ from $ to incomplete type $|}0,1">;
6974 def err_typecheck_deleted_function : Error<
6975 "conversion function %diff{from $ to $|between types}0,1 "
6976 "invokes a deleted function">;
6978 def err_expected_class_or_namespace : Error<"%0 is not a class"
6979 "%select{ or namespace|, namespace, or enumeration}1">;
6980 def err_invalid_declarator_scope : Error<"cannot define or redeclare %0 here "
6981 "because namespace %1 does not enclose namespace %2">;
6982 def err_invalid_declarator_global_scope : Error<
6983 "definition or redeclaration of %0 cannot name the global scope">;
6984 def err_invalid_declarator_in_function : Error<
6985 "definition or redeclaration of %0 not allowed inside a function">;
6986 def err_invalid_declarator_in_block : Error<
6987 "definition or redeclaration of %0 not allowed inside a block">;
6988 def err_not_tag_in_scope : Error<
6989 "no %select{struct|interface|union|class|enum}0 named %1 in %2">;
6991 def err_no_typeid_with_fno_rtti : Error<
6992 "use of typeid requires -frtti">;
6993 def err_no_dynamic_cast_with_fno_rtti : Error<
6994 "use of dynamic_cast requires -frtti">;
6996 def err_cannot_form_pointer_to_member_of_reference_type : Error<
6997 "cannot form a pointer-to-member to member %0 of reference type %1">;
6998 def err_incomplete_object_call : Error<
6999 "incomplete type in call to object of type %0">;
7001 def warn_condition_is_assignment : Warning<"using the result of an "
7002 "assignment as a condition without parentheses">,
7003 InGroup<Parentheses>;
7004 // Completely identical except off by default.
7005 def warn_condition_is_idiomatic_assignment : Warning<"using the result "
7006 "of an assignment as a condition without parentheses">,
7007 InGroup<DiagGroup<"idiomatic-parentheses">>, DefaultIgnore;
7008 def note_condition_assign_to_comparison : Note<
7009 "use '==' to turn this assignment into an equality comparison">;
7010 def note_condition_or_assign_to_comparison : Note<
7011 "use '!=' to turn this compound assignment into an inequality comparison">;
7012 def note_condition_assign_silence : Note<
7013 "place parentheses around the assignment to silence this warning">;
7015 def warn_equality_with_extra_parens : Warning<"equality comparison with "
7016 "extraneous parentheses">, InGroup<ParenthesesOnEquality>;
7017 def note_equality_comparison_to_assign : Note<
7018 "use '=' to turn this equality comparison into an assignment">;
7019 def note_equality_comparison_silence : Note<
7020 "remove extraneous parentheses around the comparison to silence this warning">;
7022 // assignment related diagnostics (also for argument passing, returning, etc).
7023 // In most of these diagnostics the %2 is a value from the
7024 // Sema::AssignmentAction enumeration
7025 def err_typecheck_convert_incompatible : Error<
7026 "%select{%diff{assigning to $ from incompatible type $|"
7027 "assigning to type from incompatible type}0,1"
7028 "|%diff{passing $ to parameter of incompatible type $|"
7029 "passing type to parameter of incompatible type}0,1"
7030 "|%diff{returning $ from a function with incompatible result type $|"
7031 "returning type from a function with incompatible result type}0,1"
7032 "|%diff{converting $ to incompatible type $|"
7033 "converting type to incompatible type}0,1"
7034 "|%diff{initializing $ with an expression of incompatible type $|"
7035 "initializing type with an expression of incompatible type}0,1"
7036 "|%diff{sending $ to parameter of incompatible type $|"
7037 "sending type to parameter of incompatible type}0,1"
7038 "|%diff{casting $ to incompatible type $|"
7039 "casting type to incompatible type}0,1}2"
7040 "%select{|; dereference with *|"
7041 "; take the address with &|"
7044 "%select{|: different classes%diff{ ($ vs $)|}5,6"
7045 "|: different number of parameters (%5 vs %6)"
7046 "|: type mismatch at %ordinal5 parameter%diff{ ($ vs $)|}6,7"
7047 "|: different return type%diff{ ($ vs $)|}5,6"
7048 "|: different qualifiers (%5 vs %6)"
7049 "|: different exception specifications}4">;
7050 def err_typecheck_missing_return_type_incompatible : Error<
7051 "%diff{return type $ must match previous return type $|"
7052 "return type must match previous return type}0,1 when %select{block "
7053 "literal|lambda expression}2 has unspecified explicit return type">;
7055 def note_incomplete_class_and_qualified_id : Note<
7056 "conformance of forward class %0 to protocol %1 can not be confirmed">;
7057 def warn_incompatible_qualified_id : Warning<
7058 "%select{%diff{assigning to $ from incompatible type $|"
7059 "assigning to type from incompatible type}0,1"
7060 "|%diff{passing $ to parameter of incompatible type $|"
7061 "passing type to parameter of incompatible type}0,1"
7062 "|%diff{returning $ from a function with incompatible result type $|"
7063 "returning type from a function with incompatible result type}0,1"
7064 "|%diff{converting $ to incompatible type $|"
7065 "converting type to incompatible type}0,1"
7066 "|%diff{initializing $ with an expression of incompatible type $|"
7067 "initializing type with an expression of incompatible type}0,1"
7068 "|%diff{sending $ to parameter of incompatible type $|"
7069 "sending type to parameter of incompatible type}0,1"
7070 "|%diff{casting $ to incompatible type $|"
7071 "casting type to incompatible type}0,1}2">;
7072 def ext_typecheck_convert_pointer_int : ExtWarn<
7073 "incompatible pointer to integer conversion "
7074 "%select{%diff{assigning to $ from $|assigning to different types}0,1"
7075 "|%diff{passing $ to parameter of type $|"
7076 "passing to parameter of different type}0,1"
7077 "|%diff{returning $ from a function with result type $|"
7078 "returning from function with different return type}0,1"
7079 "|%diff{converting $ to type $|converting between types}0,1"
7080 "|%diff{initializing $ with an expression of type $|"
7081 "initializing with expression of different type}0,1"
7082 "|%diff{sending $ to parameter of type $|"
7083 "sending to parameter of different type}0,1"
7084 "|%diff{casting $ to type $|casting between types}0,1}2"
7085 "%select{|; dereference with *|"
7086 "; take the address with &|"
7089 InGroup<IntConversion>;
7090 def ext_typecheck_convert_int_pointer : ExtWarn<
7091 "incompatible integer to pointer conversion "
7092 "%select{%diff{assigning to $ from $|assigning to different types}0,1"
7093 "|%diff{passing $ to parameter of type $|"
7094 "passing to parameter of different type}0,1"
7095 "|%diff{returning $ from a function with result type $|"
7096 "returning from function with different return type}0,1"
7097 "|%diff{converting $ to type $|converting between types}0,1"
7098 "|%diff{initializing $ with an expression of type $|"
7099 "initializing with expression of different type}0,1"
7100 "|%diff{sending $ to parameter of type $|"
7101 "sending to parameter of different type}0,1"
7102 "|%diff{casting $ to type $|casting between types}0,1}2"
7103 "%select{|; dereference with *|"
7104 "; take the address with &|"
7107 InGroup<IntConversion>, SFINAEFailure;
7108 def ext_typecheck_convert_pointer_void_func : Extension<
7109 "%select{%diff{assigning to $ from $|assigning to different types}0,1"
7110 "|%diff{passing $ to parameter of type $|"
7111 "passing to parameter of different type}0,1"
7112 "|%diff{returning $ from a function with result type $|"
7113 "returning from function with different return type}0,1"
7114 "|%diff{converting $ to type $|converting between types}0,1"
7115 "|%diff{initializing $ with an expression of type $|"
7116 "initializing with expression of different type}0,1"
7117 "|%diff{sending $ to parameter of type $|"
7118 "sending to parameter of different type}0,1"
7119 "|%diff{casting $ to type $|casting between types}0,1}2"
7120 " converts between void pointer and function pointer">;
7121 def ext_typecheck_convert_incompatible_pointer_sign : ExtWarn<
7122 "%select{%diff{assigning to $ from $|assigning to different types}0,1"
7123 "|%diff{passing $ to parameter of type $|"
7124 "passing to parameter of different type}0,1"
7125 "|%diff{returning $ from a function with result type $|"
7126 "returning from function with different return type}0,1"
7127 "|%diff{converting $ to type $|converting between types}0,1"
7128 "|%diff{initializing $ with an expression of type $|"
7129 "initializing with expression of different type}0,1"
7130 "|%diff{sending $ to parameter of type $|"
7131 "sending to parameter of different type}0,1"
7132 "|%diff{casting $ to type $|casting between types}0,1}2"
7133 " converts between pointers to integer types with different sign">,
7134 InGroup<DiagGroup<"pointer-sign">>;
7135 def ext_typecheck_convert_incompatible_pointer : ExtWarn<
7136 "incompatible pointer types "
7137 "%select{%diff{assigning to $ from $|assigning to different types}0,1"
7138 "|%diff{passing $ to parameter of type $|"
7139 "passing to parameter of different type}0,1"
7140 "|%diff{returning $ from a function with result type $|"
7141 "returning from function with different return type}0,1"
7142 "|%diff{converting $ to type $|converting between types}0,1"
7143 "|%diff{initializing $ with an expression of type $|"
7144 "initializing with expression of different type}0,1"
7145 "|%diff{sending $ to parameter of type $|"
7146 "sending to parameter of different type}0,1"
7147 "|%diff{casting $ to type $|casting between types}0,1}2"
7148 "%select{|; dereference with *|"
7149 "; take the address with &|"
7152 InGroup<IncompatiblePointerTypes>;
7153 def ext_typecheck_convert_incompatible_function_pointer : ExtWarn<
7154 "incompatible function pointer types "
7155 "%select{%diff{assigning to $ from $|assigning to different types}0,1"
7156 "|%diff{passing $ to parameter of type $|"
7157 "passing to parameter of different type}0,1"
7158 "|%diff{returning $ from a function with result type $|"
7159 "returning from function with different return type}0,1"
7160 "|%diff{converting $ to type $|converting between types}0,1"
7161 "|%diff{initializing $ with an expression of type $|"
7162 "initializing with expression of different type}0,1"
7163 "|%diff{sending $ to parameter of type $|"
7164 "sending to parameter of different type}0,1"
7165 "|%diff{casting $ to type $|casting between types}0,1}2"
7166 "%select{|; dereference with *|"
7167 "; take the address with &|"
7170 InGroup<IncompatibleFunctionPointerTypes>;
7171 def ext_typecheck_convert_discards_qualifiers : ExtWarn<
7172 "%select{%diff{assigning to $ from $|assigning to different types}0,1"
7173 "|%diff{passing $ to parameter of type $|"
7174 "passing to parameter of different type}0,1"
7175 "|%diff{returning $ from a function with result type $|"
7176 "returning from function with different return type}0,1"
7177 "|%diff{converting $ to type $|converting between types}0,1"
7178 "|%diff{initializing $ with an expression of type $|"
7179 "initializing with expression of different type}0,1"
7180 "|%diff{sending $ to parameter of type $|"
7181 "sending to parameter of different type}0,1"
7182 "|%diff{casting $ to type $|casting between types}0,1}2"
7183 " discards qualifiers">,
7184 InGroup<IncompatiblePointerTypesDiscardsQualifiers>;
7185 def ext_nested_pointer_qualifier_mismatch : ExtWarn<
7186 "%select{%diff{assigning to $ from $|assigning to different types}0,1"
7187 "|%diff{passing $ to parameter of type $|"
7188 "passing to parameter of different type}0,1"
7189 "|%diff{returning $ from a function with result type $|"
7190 "returning from function with different return type}0,1"
7191 "|%diff{converting $ to type $|converting between types}0,1"
7192 "|%diff{initializing $ with an expression of type $|"
7193 "initializing with expression of different type}0,1"
7194 "|%diff{sending $ to parameter of type $|"
7195 "sending to parameter of different type}0,1"
7196 "|%diff{casting $ to type $|casting between types}0,1}2"
7197 " discards qualifiers in nested pointer types">,
7198 InGroup<IncompatiblePointerTypesDiscardsQualifiers>;
7199 def warn_incompatible_vectors : Warning<
7200 "incompatible vector types "
7201 "%select{%diff{assigning to $ from $|assigning to different types}0,1"
7202 "|%diff{passing $ to parameter of type $|"
7203 "passing to parameter of different type}0,1"
7204 "|%diff{returning $ from a function with result type $|"
7205 "returning from function with different return type}0,1"
7206 "|%diff{converting $ to type $|converting between types}0,1"
7207 "|%diff{initializing $ with an expression of type $|"
7208 "initializing with expression of different type}0,1"
7209 "|%diff{sending $ to parameter of type $|"
7210 "sending to parameter of different type}0,1"
7211 "|%diff{casting $ to type $|casting between types}0,1}2">,
7212 InGroup<VectorConversion>, DefaultIgnore;
7213 def err_int_to_block_pointer : Error<
7214 "invalid block pointer conversion "
7215 "%select{%diff{assigning to $ from $|assigning to different types}0,1"
7216 "|%diff{passing $ to parameter of type $|"
7217 "passing to parameter of different type}0,1"
7218 "|%diff{returning $ from a function with result type $|"
7219 "returning from function with different return type}0,1"
7220 "|%diff{converting $ to type $|converting between types}0,1"
7221 "|%diff{initializing $ with an expression of type $|"
7222 "initializing with expression of different type}0,1"
7223 "|%diff{sending $ to parameter of type $|"
7224 "sending to parameter of different type}0,1"
7225 "|%diff{casting $ to type $|casting between types}0,1}2">;
7226 def err_typecheck_convert_incompatible_block_pointer : Error<
7227 "incompatible block pointer types "
7228 "%select{%diff{assigning to $ from $|assigning to different types}0,1"
7229 "|%diff{passing $ to parameter of type $|"
7230 "passing to parameter of different type}0,1"
7231 "|%diff{returning $ from a function with result type $|"
7232 "returning from function with different return type}0,1"
7233 "|%diff{converting $ to type $|converting between types}0,1"
7234 "|%diff{initializing $ with an expression of type $|"
7235 "initializing with expression of different type}0,1"
7236 "|%diff{sending $ to parameter of type $|"
7237 "sending to parameter of different type}0,1"
7238 "|%diff{casting $ to type $|casting between types}0,1}2">;
7239 def err_typecheck_incompatible_address_space : Error<
7240 "%select{%diff{assigning $ to $|assigning to different types}1,0"
7241 "|%diff{passing $ to parameter of type $|"
7242 "passing to parameter of different type}0,1"
7243 "|%diff{returning $ from a function with result type $|"
7244 "returning from function with different return type}0,1"
7245 "|%diff{converting $ to type $|converting between types}0,1"
7246 "|%diff{initializing $ with an expression of type $|"
7247 "initializing with expression of different type}0,1"
7248 "|%diff{sending $ to parameter of type $|"
7249 "sending to parameter of different type}0,1"
7250 "|%diff{casting $ to type $|casting between types}0,1}2"
7251 " changes address space of pointer">;
7252 def err_typecheck_incompatible_nested_address_space : Error<
7253 "%select{%diff{assigning $ to $|assigning to different types}1,0"
7254 "|%diff{passing $ to parameter of type $|"
7255 "passing to parameter of different type}0,1"
7256 "|%diff{returning $ from a function with result type $|"
7257 "returning from function with different return type}0,1"
7258 "|%diff{converting $ to type $|converting between types}0,1"
7259 "|%diff{initializing $ with an expression of type $|"
7260 "initializing with expression of different type}0,1"
7261 "|%diff{sending $ to parameter of type $|"
7262 "sending to parameter of different type}0,1"
7263 "|%diff{casting $ to type $|casting between types}0,1}2"
7264 " changes address space of nested pointer">;
7265 def err_typecheck_incompatible_ownership : Error<
7266 "%select{%diff{assigning $ to $|assigning to different types}1,0"
7267 "|%diff{passing $ to parameter of type $|"
7268 "passing to parameter of different type}0,1"
7269 "|%diff{returning $ from a function with result type $|"
7270 "returning from function with different return type}0,1"
7271 "|%diff{converting $ to type $|converting between types}0,1"
7272 "|%diff{initializing $ with an expression of type $|"
7273 "initializing with expression of different type}0,1"
7274 "|%diff{sending $ to parameter of type $|"
7275 "sending to parameter of different type}0,1"
7276 "|%diff{casting $ to type $|casting between types}0,1}2"
7277 " changes retain/release properties of pointer">;
7278 def err_typecheck_comparison_of_distinct_blocks : Error<
7279 "comparison of distinct block types%diff{ ($ and $)|}0,1">;
7281 def err_typecheck_array_not_modifiable_lvalue : Error<
7282 "array type %0 is not assignable">;
7283 def err_typecheck_non_object_not_modifiable_lvalue : Error<
7284 "non-object type %0 is not assignable">;
7285 def err_typecheck_expression_not_modifiable_lvalue : Error<
7286 "expression is not assignable">;
7287 def err_typecheck_incomplete_type_not_modifiable_lvalue : Error<
7288 "incomplete type %0 is not assignable">;
7289 def err_typecheck_lvalue_casts_not_supported : Error<
7290 "assignment to cast is illegal, lvalue casts are not supported">;
7292 def err_typecheck_duplicate_vector_components_not_mlvalue : Error<
7293 "vector is not assignable (contains duplicate components)">;
7294 def err_block_decl_ref_not_modifiable_lvalue : Error<
7295 "variable is not assignable (missing __block type specifier)">;
7296 def err_lambda_decl_ref_not_modifiable_lvalue : Error<
7297 "cannot assign to a variable captured by copy in a non-mutable lambda">;
7298 def err_typecheck_call_not_function : Error<
7299 "called object type %0 is not a function or function pointer">;
7300 def err_call_incomplete_return : Error<
7301 "calling function with incomplete return type %0">;
7302 def err_call_function_incomplete_return : Error<
7303 "calling %0 with incomplete return type %1">;
7304 def err_call_incomplete_argument : Error<
7305 "argument type %0 is incomplete">;
7306 def err_typecheck_call_too_few_args : Error<
7307 "too few %select{|||execution configuration }0arguments to "
7308 "%select{function|block|method|kernel function}0 call, "
7309 "expected %1, have %2">;
7310 def err_typecheck_call_too_few_args_one : Error<
7311 "too few %select{|||execution configuration }0arguments to "
7312 "%select{function|block|method|kernel function}0 call, "
7313 "single argument %1 was not specified">;
7314 def err_typecheck_call_too_few_args_at_least : Error<
7315 "too few %select{|||execution configuration }0arguments to "
7316 "%select{function|block|method|kernel function}0 call, "
7317 "expected at least %1, have %2">;
7318 def err_typecheck_call_too_few_args_at_least_one : Error<
7319 "too few %select{|||execution configuration }0arguments to "
7320 "%select{function|block|method|kernel function}0 call, "
7321 "at least argument %1 must be specified">;
7322 def err_typecheck_call_too_few_args_suggest : Error<
7323 "too few %select{|||execution configuration }0arguments to "
7324 "%select{function|block|method|kernel function}0 call, "
7325 "expected %1, have %2; did you mean %3?">;
7326 def err_typecheck_call_too_few_args_at_least_suggest : Error<
7327 "too few %select{|||execution configuration }0arguments to "
7328 "%select{function|block|method|kernel function}0 call, "
7329 "expected at least %1, have %2; did you mean %3?">;
7330 def err_typecheck_call_too_many_args : Error<
7331 "too many %select{|||execution configuration }0arguments to "
7332 "%select{function|block|method|kernel function}0 call, "
7333 "expected %1, have %2">;
7334 def err_typecheck_call_too_many_args_one : Error<
7335 "too many %select{|||execution configuration }0arguments to "
7336 "%select{function|block|method|kernel function}0 call, "
7337 "expected single argument %1, have %2 arguments">;
7338 def err_typecheck_call_too_many_args_at_most : Error<
7339 "too many %select{|||execution configuration }0arguments to "
7340 "%select{function|block|method|kernel function}0 call, "
7341 "expected at most %1, have %2">;
7342 def err_typecheck_call_too_many_args_at_most_one : Error<
7343 "too many %select{|||execution configuration }0arguments to "
7344 "%select{function|block|method|kernel function}0 call, "
7345 "expected at most single argument %1, have %2 arguments">;
7346 def err_typecheck_call_too_many_args_suggest : Error<
7347 "too many %select{|||execution configuration }0arguments to "
7348 "%select{function|block|method|kernel function}0 call, "
7349 "expected %1, have %2; did you mean %3?">;
7350 def err_typecheck_call_too_many_args_at_most_suggest : Error<
7351 "too many %select{|||execution configuration }0arguments to "
7352 "%select{function|block|method|kernel function}0 call, "
7353 "expected at most %1, have %2; did you mean %3?">;
7355 def err_arc_typecheck_convert_incompatible_pointer : Error<
7356 "incompatible pointer types passing retainable parameter of type %0"
7357 "to a CF function expecting %1 type">;
7359 def err_builtin_fn_use : Error<"builtin functions must be directly called">;
7361 def warn_call_wrong_number_of_arguments : Warning<
7362 "too %select{few|many}0 arguments in call to %1">;
7363 def err_atomic_builtin_must_be_pointer : Error<
7364 "address argument to atomic builtin must be a pointer (%0 invalid)">;
7365 def err_atomic_builtin_must_be_pointer_intptr : Error<
7366 "address argument to atomic builtin must be a pointer to integer or pointer"
7368 def err_atomic_builtin_cannot_be_const : Error<
7369 "address argument to atomic builtin cannot be const-qualified (%0 invalid)">;
7370 def err_atomic_builtin_must_be_pointer_intfltptr : Error<
7371 "address argument to atomic builtin must be a pointer to integer,"
7372 " floating-point or pointer (%0 invalid)">;
7373 def err_atomic_builtin_pointer_size : Error<
7374 "address argument to atomic builtin must be a pointer to 1,2,4,8 or 16 byte "
7375 "type (%0 invalid)">;
7376 def err_atomic_exclusive_builtin_pointer_size : Error<
7377 "address argument to load or store exclusive builtin must be a pointer to"
7378 " 1,2,4 or 8 byte type (%0 invalid)">;
7379 def err_atomic_op_needs_atomic : Error<
7380 "address argument to atomic operation must be a pointer to _Atomic "
7381 "type (%0 invalid)">;
7382 def err_atomic_op_needs_non_const_atomic : Error<
7383 "address argument to atomic operation must be a pointer to non-%select{const|constant}0 _Atomic "
7384 "type (%1 invalid)">;
7385 def err_atomic_op_needs_non_const_pointer : Error<
7386 "address argument to atomic operation must be a pointer to non-const "
7387 "type (%0 invalid)">;
7388 def err_atomic_op_needs_trivial_copy : Error<
7389 "address argument to atomic operation must be a pointer to a "
7390 "trivially-copyable type (%0 invalid)">;
7391 def err_atomic_op_needs_atomic_int_or_ptr : Error<
7392 "address argument to atomic operation must be a pointer to %select{|atomic }0"
7393 "integer or pointer (%1 invalid)">;
7394 def err_atomic_op_needs_int32_or_ptr : Error<
7395 "address argument to atomic operation must be a pointer to signed or unsigned 32-bit integer">;
7396 def err_atomic_op_bitwise_needs_atomic_int : Error<
7397 "address argument to bitwise atomic operation must be a pointer to "
7398 "%select{|atomic }0integer (%1 invalid)">;
7399 def warn_atomic_op_has_invalid_memory_order : Warning<
7400 "memory order argument to atomic operation is invalid">,
7401 InGroup<DiagGroup<"atomic-memory-ordering">>;
7402 def err_atomic_op_has_invalid_synch_scope : Error<
7403 "synchronization scope argument to atomic operation is invalid">;
7404 def warn_atomic_implicit_seq_cst : Warning<
7405 "implicit use of sequentially-consistent atomic may incur stronger memory barriers than necessary">,
7406 InGroup<DiagGroup<"atomic-implicit-seq-cst">>, DefaultIgnore;
7408 def err_overflow_builtin_must_be_int : Error<
7409 "operand argument to overflow builtin must be an integer (%0 invalid)">;
7410 def err_overflow_builtin_must_be_ptr_int : Error<
7411 "result argument to overflow builtin must be a pointer "
7412 "to a non-const integer (%0 invalid)">;
7414 def err_atomic_load_store_uses_lib : Error<
7415 "atomic %select{load|store}0 requires runtime support that is not "
7416 "available for this target">;
7418 def err_nontemporal_builtin_must_be_pointer : Error<
7419 "address argument to nontemporal builtin must be a pointer (%0 invalid)">;
7420 def err_nontemporal_builtin_must_be_pointer_intfltptr_or_vector : Error<
7421 "address argument to nontemporal builtin must be a pointer to integer, float, "
7422 "pointer, or a vector of such types (%0 invalid)">;
7424 def err_deleted_function_use : Error<"attempt to use a deleted function">;
7425 def err_deleted_inherited_ctor_use : Error<
7426 "constructor inherited by %0 from base class %1 is implicitly deleted">;
7428 def note_called_by : Note<"called by %0">;
7429 def err_kern_type_not_void_return : Error<
7430 "kernel function type %0 must have void return type">;
7431 def err_kern_is_nonstatic_method : Error<
7432 "kernel function %0 must be a free function or static member function">;
7433 def err_config_scalar_return : Error<
7434 "CUDA special function '%0' must have scalar return type">;
7435 def err_kern_call_not_global_function : Error<
7436 "kernel call to non-global function %0">;
7437 def err_global_call_not_config : Error<
7438 "call to global function %0 not configured">;
7439 def err_ref_bad_target : Error<
7440 "reference to %select{__device__|__global__|__host__|__host__ __device__}0 "
7441 "function %1 in %select{__device__|__global__|__host__|__host__ __device__}2 function">;
7442 def err_ref_bad_target_global_initializer : Error<
7443 "reference to %select{__device__|__global__|__host__|__host__ __device__}0 "
7444 "function %1 in global initializer">;
7445 def warn_kern_is_method : Extension<
7446 "kernel function %0 is a member function; this may not be accepted by nvcc">,
7447 InGroup<CudaCompat>;
7448 def warn_kern_is_inline : Warning<
7449 "ignored 'inline' attribute on kernel function %0">,
7450 InGroup<CudaCompat>;
7451 def err_variadic_device_fn : Error<
7452 "CUDA device code does not support variadic functions">;
7453 def err_va_arg_in_device : Error<
7454 "CUDA device code does not support va_arg">;
7455 def err_alias_not_supported_on_nvptx : Error<"CUDA does not support aliases">;
7456 def err_cuda_unattributed_constexpr_cannot_overload_device : Error<
7457 "constexpr function %0 without __host__ or __device__ attributes cannot "
7458 "overload __device__ function with same signature. Add a __host__ "
7459 "attribute, or build with -fno-cuda-host-device-constexpr.">;
7460 def note_cuda_conflicting_device_function_declared_here : Note<
7461 "conflicting __device__ function declared here">;
7462 def err_cuda_device_exceptions : Error<
7463 "cannot use '%0' in "
7464 "%select{__device__|__global__|__host__|__host__ __device__}1 function">;
7465 def err_dynamic_var_init : Error<
7466 "dynamic initialization is not supported for "
7467 "__device__, __constant__, and __shared__ variables.">;
7468 def err_shared_var_init : Error<
7469 "initialization is not supported for __shared__ variables.">;
7470 def err_device_static_local_var : Error<
7471 "within a %select{__device__|__global__|__host__|__host__ __device__}0 "
7472 "function, only __shared__ variables or const variables without device "
7473 "memory qualifier may be marked 'static'">;
7474 def err_cuda_vla : Error<
7475 "cannot use variable-length arrays in "
7476 "%select{__device__|__global__|__host__|__host__ __device__}0 functions">;
7477 def err_cuda_extern_shared : Error<"__shared__ variable %0 cannot be 'extern'">;
7478 def err_cuda_host_shared : Error<
7479 "__shared__ local variables not allowed in "
7480 "%select{__device__|__global__|__host__|__host__ __device__}0 functions">;
7481 def err_cuda_nonglobal_constant : Error<"__constant__ variables must be global">;
7482 def err_cuda_ovl_target : Error<
7483 "%select{__device__|__global__|__host__|__host__ __device__}0 function %1 "
7484 "cannot overload %select{__device__|__global__|__host__|__host__ __device__}2 function %3">;
7485 def note_cuda_ovl_candidate_target_mismatch : Note<
7486 "candidate template ignored: target attributes do not match">;
7488 def warn_non_pod_vararg_with_format_string : Warning<
7489 "cannot pass %select{non-POD|non-trivial}0 object of type %1 to variadic "
7490 "%select{function|block|method|constructor}2; expected type from format "
7491 "string was %3">, InGroup<NonPODVarargs>, DefaultError;
7492 // The arguments to this diagnostic should match the warning above.
7493 def err_cannot_pass_objc_interface_to_vararg_format : Error<
7494 "cannot pass object with interface type %1 by value to variadic "
7495 "%select{function|block|method|constructor}2; expected type from format "
7497 def err_cannot_pass_non_trivial_c_struct_to_vararg : Error<
7498 "cannot pass non-trivial C object of type %0 by value to variadic "
7499 "%select{function|block|method|constructor}1">;
7502 def err_cannot_pass_objc_interface_to_vararg : Error<
7503 "cannot pass object with interface type %0 by value through variadic "
7504 "%select{function|block|method|constructor}1">;
7505 def warn_cannot_pass_non_pod_arg_to_vararg : Warning<
7506 "cannot pass object of %select{non-POD|non-trivial}0 type %1 through variadic"
7507 " %select{function|block|method|constructor}2; call will abort at runtime">,
7508 InGroup<NonPODVarargs>, DefaultError;
7509 def warn_cxx98_compat_pass_non_pod_arg_to_vararg : Warning<
7510 "passing object of trivial but non-POD type %0 through variadic"
7511 " %select{function|block|method|constructor}1 is incompatible with C++98">,
7512 InGroup<CXX98Compat>, DefaultIgnore;
7513 def warn_pass_class_arg_to_vararg : Warning<
7514 "passing object of class type %0 through variadic "
7515 "%select{function|block|method|constructor}1"
7516 "%select{|; did you mean to call '%3'?}2">,
7517 InGroup<ClassVarargs>, DefaultIgnore;
7518 def err_cannot_pass_to_vararg : Error<
7519 "cannot pass %select{expression of type %1|initializer list}0 to variadic "
7520 "%select{function|block|method|constructor}2">;
7521 def err_cannot_pass_to_vararg_format : Error<
7522 "cannot pass %select{expression of type %1|initializer list}0 to variadic "
7523 "%select{function|block|method|constructor}2; expected type from format "
7526 def err_typecheck_call_invalid_ordered_compare : Error<
7527 "ordered compare requires two args of floating point type"
7528 "%diff{ ($ and $)|}0,1">;
7529 def err_typecheck_call_invalid_unary_fp : Error<
7530 "floating point classification requires argument of floating point type "
7532 def err_typecheck_cond_expect_int_float : Error<
7533 "used type %0 where integer or floating point type is required">;
7534 def err_typecheck_cond_expect_scalar : Error<
7535 "used type %0 where arithmetic or pointer type is required">;
7536 def err_typecheck_cond_expect_nonfloat : Error<
7537 "used type %0 where floating point type is not allowed">;
7538 def ext_typecheck_cond_one_void : Extension<
7539 "C99 forbids conditional expressions with only one void side">;
7540 def err_typecheck_cast_to_incomplete : Error<
7541 "cast to incomplete type %0">;
7542 def ext_typecheck_cast_nonscalar : Extension<
7543 "C99 forbids casting nonscalar type %0 to the same type">;
7544 def ext_typecheck_cast_to_union : Extension<
7545 "cast to union type is a GNU extension">,
7546 InGroup<GNUUnionCast>;
7547 def err_typecheck_cast_to_union_no_type : Error<
7548 "cast to union type from type %0 not present in union">;
7549 def err_cast_pointer_from_non_pointer_int : Error<
7550 "operand of type %0 cannot be cast to a pointer type">;
7551 def warn_cast_pointer_from_sel : Warning<
7552 "cast of type %0 to %1 is deprecated; use sel_getName instead">,
7553 InGroup<SelTypeCast>;
7554 def warn_function_def_in_objc_container : Warning<
7555 "function definition inside an Objective-C container is deprecated">,
7556 InGroup<FunctionDefInObjCContainer>;
7558 def warn_cast_calling_conv : Warning<
7559 "cast between incompatible calling conventions '%0' and '%1'; "
7560 "calls through this pointer may abort at runtime">,
7561 InGroup<DiagGroup<"cast-calling-convention">>;
7562 def note_change_calling_conv_fixit : Note<
7563 "consider defining %0 with the '%1' calling convention">;
7564 def warn_bad_function_cast : Warning<
7565 "cast from function call of type %0 to non-matching type %1">,
7566 InGroup<BadFunctionCast>, DefaultIgnore;
7567 def err_cast_pointer_to_non_pointer_int : Error<
7568 "pointer cannot be cast to type %0">;
7569 def err_typecheck_expect_scalar_operand : Error<
7570 "operand of type %0 where arithmetic or pointer type is required">;
7571 def err_typecheck_cond_incompatible_operands : Error<
7572 "incompatible operand types%diff{ ($ and $)|}0,1">;
7573 def err_cast_selector_expr : Error<
7574 "cannot type cast @selector expression">;
7575 def ext_typecheck_cond_incompatible_pointers : ExtWarn<
7576 "pointer type mismatch%diff{ ($ and $)|}0,1">,
7577 InGroup<DiagGroup<"pointer-type-mismatch">>;
7578 def ext_typecheck_cond_pointer_integer_mismatch : ExtWarn<
7579 "pointer/integer type mismatch in conditional expression"
7580 "%diff{ ($ and $)|}0,1">,
7581 InGroup<DiagGroup<"conditional-type-mismatch">>;
7582 def err_typecheck_choose_expr_requires_constant : Error<
7583 "'__builtin_choose_expr' requires a constant expression">;
7584 def warn_unused_expr : Warning<"expression result unused">,
7585 InGroup<UnusedValue>;
7586 def warn_unused_voidptr : Warning<
7587 "expression result unused; should this cast be to 'void'?">,
7588 InGroup<UnusedValue>;
7589 def warn_unused_property_expr : Warning<
7590 "property access result unused - getters should not be used for side effects">,
7591 InGroup<UnusedGetterReturnValue>;
7592 def warn_unused_container_subscript_expr : Warning<
7593 "container access result unused - container access should not be used for side effects">,
7594 InGroup<UnusedValue>;
7595 def warn_unused_call : Warning<
7596 "ignoring return value of function declared with %0 attribute">,
7597 InGroup<UnusedValue>;
7598 def warn_unused_constructor : Warning<
7599 "ignoring temporary created by a constructor declared with %0 attribute">,
7600 InGroup<UnusedValue>;
7601 def warn_unused_constructor_msg : Warning<
7602 "ignoring temporary created by a constructor declared with %0 attribute: %1">,
7603 InGroup<UnusedValue>;
7604 def warn_side_effects_unevaluated_context : Warning<
7605 "expression with side effects has no effect in an unevaluated context">,
7606 InGroup<UnevaluatedExpression>;
7607 def warn_side_effects_typeid : Warning<
7608 "expression with side effects will be evaluated despite being used as an "
7609 "operand to 'typeid'">, InGroup<PotentiallyEvaluatedExpression>;
7610 def warn_unused_result : Warning<
7611 "ignoring return value of function declared with %0 attribute">,
7612 InGroup<UnusedResult>;
7613 def warn_unused_result_msg : Warning<
7614 "ignoring return value of function declared with %0 attribute: %1">,
7615 InGroup<UnusedResult>;
7616 def warn_unused_volatile : Warning<
7617 "expression result unused; assign into a variable to force a volatile load">,
7618 InGroup<DiagGroup<"unused-volatile-lvalue">>;
7620 def ext_cxx14_attr : Extension<
7621 "use of the %0 attribute is a C++14 extension">, InGroup<CXX14>;
7622 def ext_cxx17_attr : Extension<
7623 "use of the %0 attribute is a C++17 extension">, InGroup<CXX17>;
7624 def ext_cxx2a_attr : Extension<
7625 "use of the %0 attribute is a C++2a extension">, InGroup<CXX2a>;
7627 def warn_unused_comparison : Warning<
7628 "%select{equality|inequality|relational|three-way}0 comparison result unused">,
7629 InGroup<UnusedComparison>;
7630 def note_inequality_comparison_to_or_assign : Note<
7631 "use '|=' to turn this inequality comparison into an or-assignment">;
7633 def err_incomplete_type_used_in_type_trait_expr : Error<
7634 "incomplete type %0 used in type trait expression">;
7636 // C++20 constinit and require_constant_initialization attribute
7637 def warn_cxx20_compat_constinit : Warning<
7638 "'constinit' specifier is incompatible with C++ standards before C++20">,
7639 InGroup<CXX2aCompat>, DefaultIgnore;
7640 def err_constinit_local_variable : Error<
7641 "local variable cannot be declared 'constinit'">;
7642 def err_require_constant_init_failed : Error<
7643 "variable does not have a constant initializer">;
7644 def note_declared_required_constant_init_here : Note<
7645 "required by %select{'require_constant_initialization' attribute|"
7646 "'constinit' specifier}0 here">;
7647 def ext_constinit_missing : ExtWarn<
7648 "'constinit' specifier missing on initializing declaration of %0">,
7649 InGroup<DiagGroup<"missing-constinit">>;
7650 def note_constinit_specified_here : Note<"variable declared constinit here">;
7651 def err_constinit_added_too_late : Error<
7652 "'constinit' specifier added after initialization of variable">;
7653 def warn_require_const_init_added_too_late : Warning<
7654 "'require_constant_initialization' attribute added after initialization "
7655 "of variable">, InGroup<IgnoredAttributes>;
7656 def note_constinit_missing_here : Note<
7658 "%select{'require_constant_initialization' attribute|'constinit' specifier}0 "
7659 "to the initializing declaration here">;
7661 def err_dimension_expr_not_constant_integer : Error<
7662 "dimension expression does not evaluate to a constant unsigned int">;
7664 def err_typecheck_cond_incompatible_operands_null : Error<
7665 "non-pointer operand type %0 incompatible with %select{NULL|nullptr}1">;
7666 def ext_empty_struct_union : Extension<
7667 "empty %select{struct|union}0 is a GNU extension">, InGroup<GNUEmptyStruct>;
7668 def ext_no_named_members_in_struct_union : Extension<
7669 "%select{struct|union}0 without named members is a GNU extension">, InGroup<GNUEmptyStruct>;
7670 def warn_zero_size_struct_union_compat : Warning<"%select{|empty }0"
7671 "%select{struct|union}1 has size 0 in C, %select{size 1|non-zero size}2 in C++">,
7672 InGroup<CXXCompat>, DefaultIgnore;
7673 def warn_zero_size_struct_union_in_extern_c : Warning<"%select{|empty }0"
7674 "%select{struct|union}1 has size 0 in C, %select{size 1|non-zero size}2 in C++">,
7675 InGroup<ExternCCompat>;
7676 def warn_cast_qual : Warning<"cast from %0 to %1 drops %select{const and "
7677 "volatile qualifiers|const qualifier|volatile qualifier}2">,
7678 InGroup<CastQual>, DefaultIgnore;
7679 def warn_cast_qual2 : Warning<"cast from %0 to %1 must have all intermediate "
7680 "pointers const qualified to be safe">, InGroup<CastQual>, DefaultIgnore;
7681 def warn_redefine_extname_not_applied : Warning<
7682 "#pragma redefine_extname is applicable to external C declarations only; "
7683 "not applied to %select{function|variable}0 %1">,
7685 } // End of general sema category.
7688 let CategoryName = "Inline Assembly Issue" in {
7689 def err_asm_invalid_lvalue_in_output : Error<"invalid lvalue in asm output">;
7690 def err_asm_invalid_output_constraint : Error<
7691 "invalid output constraint '%0' in asm">;
7692 def err_asm_invalid_lvalue_in_input : Error<
7693 "invalid lvalue in asm input for constraint '%0'">;
7694 def err_asm_invalid_input_constraint : Error<
7695 "invalid input constraint '%0' in asm">;
7696 def err_asm_tying_incompatible_types : Error<
7697 "unsupported inline asm: input with type "
7698 "%diff{$ matching output with type $|}0,1">;
7699 def err_asm_unexpected_constraint_alternatives : Error<
7700 "asm constraint has an unexpected number of alternatives: %0 vs %1">;
7701 def err_asm_incomplete_type : Error<"asm operand has incomplete type %0">;
7702 def err_asm_unknown_register_name : Error<"unknown register name '%0' in asm">;
7703 def err_asm_invalid_global_var_reg : Error<"register '%0' unsuitable for "
7704 "global register variables on this target">;
7705 def err_asm_register_size_mismatch : Error<"size of register '%0' does not "
7706 "match variable size">;
7707 def err_asm_bad_register_type : Error<"bad type for named register variable">;
7708 def err_asm_invalid_input_size : Error<
7709 "invalid input size for constraint '%0'">;
7710 def err_asm_invalid_output_size : Error<
7711 "invalid output size for constraint '%0'">;
7712 def err_invalid_asm_cast_lvalue : Error<
7713 "invalid use of a cast in a inline asm context requiring an l-value: "
7714 "remove the cast or build with -fheinous-gnu-extensions">;
7715 def err_invalid_asm_value_for_constraint
7716 : Error <"value '%0' out of range for constraint '%1'">;
7717 def err_asm_non_addr_value_in_memory_constraint : Error <
7718 "reference to a %select{bit-field|vector element|global register variable}0"
7719 " in asm %select{input|output}1 with a memory constraint '%2'">;
7720 def err_asm_input_duplicate_match : Error<
7721 "more than one input constraint matches the same output '%0'">;
7723 def warn_asm_label_on_auto_decl : Warning<
7724 "ignored asm label '%0' on automatic variable">;
7725 def warn_invalid_asm_cast_lvalue : Warning<
7726 "invalid use of a cast in an inline asm context requiring an l-value: "
7727 "accepted due to -fheinous-gnu-extensions, but clang may remove support "
7728 "for this in the future">;
7729 def warn_asm_mismatched_size_modifier : Warning<
7730 "value size does not match register size specified by the constraint "
7732 InGroup<ASMOperandWidths>;
7734 def note_asm_missing_constraint_modifier : Note<
7735 "use constraint modifier \"%0\"">;
7736 def note_asm_input_duplicate_first : Note<
7737 "constraint '%0' is already present here">;
7738 def error_duplicate_asm_operand_name : Error<
7739 "duplicate use of asm operand name \"%0\"">;
7740 def note_duplicate_asm_operand_name : Note<
7741 "asm operand name \"%0\" first referenced here">;
7744 def error_inoutput_conflict_with_clobber : Error<
7745 "asm-specifier for input or output variable conflicts with asm"
7748 let CategoryName = "Semantic Issue" in {
7750 def err_invalid_conversion_between_vectors : Error<
7751 "invalid conversion between vector type%diff{ $ and $|}0,1 of different "
7753 def err_invalid_conversion_between_vector_and_integer : Error<
7754 "invalid conversion between vector type %0 and integer type %1 "
7755 "of different size">;
7757 def err_opencl_function_pointer : Error<
7758 "pointers to functions are not allowed">;
7760 def err_opencl_taking_address_capture : Error<
7761 "taking address of a capture is not allowed">;
7763 def err_invalid_conversion_between_vector_and_scalar : Error<
7764 "invalid conversion between vector type %0 and scalar type %1">;
7766 // C++ member initializers.
7767 def err_only_constructors_take_base_inits : Error<
7768 "only constructors take base initializers">;
7770 def err_multiple_mem_initialization : Error <
7771 "multiple initializations given for non-static member %0">;
7772 def err_multiple_mem_union_initialization : Error <
7773 "initializing multiple members of union">;
7774 def err_multiple_base_initialization : Error <
7775 "multiple initializations given for base %0">;
7777 def err_mem_init_not_member_or_class : Error<
7778 "member initializer %0 does not name a non-static data member or base "
7781 def warn_initializer_out_of_order : Warning<
7782 "%select{field|base class}0 %1 will be initialized after "
7783 "%select{field|base}2 %3">,
7784 InGroup<ReorderCtor>, DefaultIgnore;
7785 def warn_abstract_vbase_init_ignored : Warning<
7786 "initializer for virtual base class %0 of abstract class %1 "
7787 "will never be used">,
7788 InGroup<DiagGroup<"abstract-vbase-init">>, DefaultIgnore;
7790 def err_base_init_does_not_name_class : Error<
7791 "constructor initializer %0 does not name a class">;
7792 def err_base_init_direct_and_virtual : Error<
7793 "base class initializer %0 names both a direct base class and an "
7794 "inherited virtual base class">;
7795 def err_not_direct_base_or_virtual : Error<
7796 "type %0 is not a direct or virtual base of %1">;
7798 def err_in_class_initializer_non_const : Error<
7799 "non-const static data member must be initialized out of line">;
7800 def err_in_class_initializer_volatile : Error<
7801 "static const volatile data member must be initialized out of line">;
7802 def err_in_class_initializer_bad_type : Error<
7803 "static data member of type %0 must be initialized out of line">;
7804 def ext_in_class_initializer_float_type : ExtWarn<
7805 "in-class initializer for static data member of type %0 is a GNU extension">,
7806 InGroup<GNUStaticFloatInit>;
7807 def ext_in_class_initializer_float_type_cxx11 : ExtWarn<
7808 "in-class initializer for static data member of type %0 requires "
7809 "'constexpr' specifier">, InGroup<StaticFloatInit>, DefaultError;
7810 def note_in_class_initializer_float_type_cxx11 : Note<"add 'constexpr'">;
7811 def err_in_class_initializer_literal_type : Error<
7812 "in-class initializer for static data member of type %0 requires "
7813 "'constexpr' specifier">;
7814 def err_in_class_initializer_non_constant : Error<
7815 "in-class initializer for static data member is not a constant expression">;
7816 def err_in_class_initializer_not_yet_parsed : Error<
7817 "default member initializer for %1 needed within definition of enclosing "
7818 "class %0 outside of member functions">;
7819 def note_in_class_initializer_not_yet_parsed : Note<
7820 "default member initializer declared here">;
7821 def err_in_class_initializer_cycle
7822 : Error<"default member initializer for %0 uses itself">;
7824 def ext_in_class_initializer_non_constant : Extension<
7825 "in-class initializer for static data member is not a constant expression; "
7826 "folding it to a constant is a GNU extension">, InGroup<GNUFoldingConstant>;
7828 def err_thread_dynamic_init : Error<
7829 "initializer for thread-local variable must be a constant expression">;
7830 def err_thread_nontrivial_dtor : Error<
7831 "type of thread-local variable has non-trivial destruction">;
7832 def note_use_thread_local : Note<
7833 "use 'thread_local' to allow this">;
7835 // C++ anonymous unions and GNU anonymous structs/unions
7836 def ext_anonymous_union : Extension<
7837 "anonymous unions are a C11 extension">, InGroup<C11>;
7838 def ext_gnu_anonymous_struct : Extension<
7839 "anonymous structs are a GNU extension">, InGroup<GNUAnonymousStruct>;
7840 def ext_c11_anonymous_struct : Extension<
7841 "anonymous structs are a C11 extension">, InGroup<C11>;
7842 def err_anonymous_union_not_static : Error<
7843 "anonymous unions at namespace or global scope must be declared 'static'">;
7844 def err_anonymous_union_with_storage_spec : Error<
7845 "anonymous union at class scope must not have a storage specifier">;
7846 def err_anonymous_struct_not_member : Error<
7847 "anonymous %select{structs|structs and classes}0 must be "
7848 "%select{struct or union|class}0 members">;
7849 def err_anonymous_record_member_redecl : Error<
7850 "member of anonymous %select{struct|union}0 redeclares %1">;
7851 def err_anonymous_record_with_type : Error<
7852 "types cannot be declared in an anonymous %select{struct|union}0">;
7853 def ext_anonymous_record_with_type : Extension<
7854 "types declared in an anonymous %select{struct|union}0 are a Microsoft "
7855 "extension">, InGroup<MicrosoftAnonTag>;
7856 def ext_anonymous_record_with_anonymous_type : Extension<
7857 "anonymous types declared in an anonymous %select{struct|union}0 "
7858 "are an extension">, InGroup<DiagGroup<"nested-anon-types">>;
7859 def err_anonymous_record_with_function : Error<
7860 "functions cannot be declared in an anonymous %select{struct|union}0">;
7861 def err_anonymous_record_with_static : Error<
7862 "static members cannot be declared in an anonymous %select{struct|union}0">;
7863 def err_anonymous_record_bad_member : Error<
7864 "anonymous %select{struct|union}0 can only contain non-static data members">;
7865 def err_anonymous_record_nonpublic_member : Error<
7866 "anonymous %select{struct|union}0 cannot contain a "
7867 "%select{private|protected}1 data member">;
7868 def ext_ms_anonymous_record : ExtWarn<
7869 "anonymous %select{structs|unions}0 are a Microsoft extension">,
7870 InGroup<MicrosoftAnonTag>;
7872 // C++ local classes
7873 def err_reference_to_local_in_enclosing_context : Error<
7874 "reference to local %select{variable|binding}1 %0 declared in enclosing "
7875 "%select{%3|block literal|lambda expression|context}2">;
7877 def err_static_data_member_not_allowed_in_local_class : Error<
7878 "static data member %0 not allowed in local class %1">;
7880 // C++ derived classes
7881 def err_base_clause_on_union : Error<"unions cannot have base classes">;
7882 def err_base_must_be_class : Error<"base specifier must name a class">;
7883 def err_union_as_base_class : Error<"unions cannot be base classes">;
7884 def err_circular_inheritance : Error<
7885 "circular inheritance between %0 and %1">;
7886 def err_base_class_has_flexible_array_member : Error<
7887 "base class %0 has a flexible array member">;
7888 def err_incomplete_base_class : Error<"base class has incomplete type">;
7889 def err_duplicate_base_class : Error<
7890 "base class %0 specified more than once as a direct base class">;
7891 def warn_inaccessible_base_class : Warning<
7892 "direct base %0 is inaccessible due to ambiguity:%1">,
7893 InGroup<DiagGroup<"inaccessible-base">>;
7894 // FIXME: better way to display derivation? Pass entire thing into diagclient?
7895 def err_ambiguous_derived_to_base_conv : Error<
7896 "ambiguous conversion from derived class %0 to base class %1:%2">;
7897 def err_ambiguous_memptr_conv : Error<
7898 "ambiguous conversion from pointer to member of %select{base|derived}0 "
7899 "class %1 to pointer to member of %select{derived|base}0 class %2:%3">;
7900 def ext_ms_ambiguous_direct_base : ExtWarn<
7901 "accessing inaccessible direct base %0 of %1 is a Microsoft extension">,
7902 InGroup<MicrosoftInaccessibleBase>;
7904 def err_memptr_conv_via_virtual : Error<
7905 "conversion from pointer to member of class %0 to pointer to member "
7906 "of class %1 via virtual base %2 is not allowed">;
7908 // C++ member name lookup
7909 def err_ambiguous_member_multiple_subobjects : Error<
7910 "non-static member %0 found in multiple base-class subobjects of type %1:%2">;
7911 def err_ambiguous_member_multiple_subobject_types : Error<
7912 "member %0 found in multiple base classes of different types">;
7913 def note_ambiguous_member_found : Note<"member found by ambiguous name lookup">;
7914 def err_ambiguous_reference : Error<"reference to %0 is ambiguous">;
7915 def note_ambiguous_candidate : Note<"candidate found by name lookup is %q0">;
7916 def err_ambiguous_tag_hiding : Error<"a type named %0 is hidden by a "
7917 "declaration in a different namespace">;
7918 def note_hidden_tag : Note<"type declaration hidden">;
7919 def note_hiding_object : Note<"declaration hides type">;
7921 // C++ operator overloading
7922 def err_operator_overload_needs_class_or_enum : Error<
7923 "overloaded %0 must have at least one parameter of class "
7924 "or enumeration type">;
7926 def err_operator_overload_variadic : Error<"overloaded %0 cannot be variadic">;
7927 def err_operator_overload_static : Error<
7928 "overloaded %0 cannot be a static member function">;
7929 def err_operator_overload_default_arg : Error<
7930 "parameter of overloaded %0 cannot have a default argument">;
7931 def err_operator_overload_must_be : Error<
7932 "overloaded %0 must be a %select{unary|binary|unary or binary}2 operator "
7933 "(has %1 parameter%s1)">;
7935 def err_operator_overload_must_be_member : Error<
7936 "overloaded %0 must be a non-static member function">;
7937 def err_operator_overload_post_incdec_must_be_int : Error<
7938 "parameter of overloaded post-%select{increment|decrement}1 operator must "
7939 "have type 'int' (not %0)">;
7941 // C++ allocation and deallocation functions.
7942 def err_operator_new_delete_declared_in_namespace : Error<
7943 "%0 cannot be declared inside a namespace">;
7944 def err_operator_new_delete_declared_static : Error<
7945 "%0 cannot be declared static in global scope">;
7946 def ext_operator_new_delete_declared_inline : ExtWarn<
7947 "replacement function %0 cannot be declared 'inline'">,
7948 InGroup<DiagGroup<"inline-new-delete">>;
7949 def err_operator_new_delete_invalid_result_type : Error<
7950 "%0 must return type %1">;
7951 def err_operator_new_delete_dependent_result_type : Error<
7952 "%0 cannot have a dependent return type; use %1 instead">;
7953 def err_operator_new_delete_too_few_parameters : Error<
7954 "%0 must have at least one parameter">;
7955 def err_operator_new_delete_template_too_few_parameters : Error<
7956 "%0 template must have at least two parameters">;
7957 def warn_operator_new_returns_null : Warning<
7958 "%0 should not return a null pointer unless it is declared 'throw()'"
7959 "%select{| or 'noexcept'}1">, InGroup<OperatorNewReturnsNull>;
7961 def err_operator_new_dependent_param_type : Error<
7962 "%0 cannot take a dependent type as first parameter; "
7963 "use size_t (%1) instead">;
7964 def err_operator_new_param_type : Error<
7965 "%0 takes type size_t (%1) as first parameter">;
7966 def err_operator_new_default_arg: Error<
7967 "parameter of %0 cannot have a default argument">;
7968 def err_operator_delete_dependent_param_type : Error<
7969 "%0 cannot take a dependent type as first parameter; use %1 instead">;
7970 def err_operator_delete_param_type : Error<
7971 "first parameter of %0 must have type %1">;
7972 def err_destroying_operator_delete_not_usual : Error<
7973 "destroying operator delete can have only an optional size and optional "
7974 "alignment parameter">;
7975 def note_implicit_delete_this_in_destructor_here : Note<
7976 "while checking implicit 'delete this' for virtual destructor">;
7977 def err_builtin_operator_new_delete_not_usual : Error<
7978 "call to '%select{__builtin_operator_new|__builtin_operator_delete}0' "
7979 "selects non-usual %select{allocation|deallocation}0 function">;
7980 def note_non_usual_function_declared_here : Note<
7981 "non-usual %0 declared here">;
7983 // C++ literal operators
7984 def err_literal_operator_outside_namespace : Error<
7985 "literal operator %0 must be in a namespace or global scope">;
7986 def err_literal_operator_id_outside_namespace : Error<
7987 "non-namespace scope '%0' cannot have a literal operator member">;
7988 def err_literal_operator_default_argument : Error<
7989 "literal operator cannot have a default argument">;
7990 def err_literal_operator_bad_param_count : Error<
7991 "non-template literal operator must have one or two parameters">;
7992 def err_literal_operator_invalid_param : Error<
7993 "parameter of literal operator must have type 'unsigned long long', 'long double', 'char', 'wchar_t', 'char16_t', 'char32_t', or 'const char *'">;
7994 def err_literal_operator_param : Error<
7995 "invalid literal operator parameter type %0, did you mean %1?">;
7996 def err_literal_operator_template_with_params : Error<
7997 "literal operator template cannot have any parameters">;
7998 def err_literal_operator_template : Error<
7999 "template parameter list for literal operator must be either 'char...' or 'typename T, T...'">;
8000 def err_literal_operator_extern_c : Error<
8001 "literal operator must have C++ linkage">;
8002 def ext_string_literal_operator_template : ExtWarn<
8003 "string literal operator templates are a GNU extension">,
8004 InGroup<GNUStringLiteralOperatorTemplate>;
8005 def warn_user_literal_reserved : Warning<
8006 "user-defined literal suffixes not starting with '_' are reserved"
8007 "%select{; no literal will invoke this operator|}0">,
8008 InGroup<UserDefinedLiterals>;
8010 // C++ conversion functions
8011 def err_conv_function_not_member : Error<
8012 "conversion function must be a non-static member function">;
8013 def err_conv_function_return_type : Error<
8014 "conversion function cannot have a return type">;
8015 def err_conv_function_with_params : Error<
8016 "conversion function cannot have any parameters">;
8017 def err_conv_function_variadic : Error<
8018 "conversion function cannot be variadic">;
8019 def err_conv_function_to_array : Error<
8020 "conversion function cannot convert to an array type">;
8021 def err_conv_function_to_function : Error<
8022 "conversion function cannot convert to a function type">;
8023 def err_conv_function_with_complex_decl : Error<
8024 "cannot specify any part of a return type in the "
8025 "declaration of a conversion function"
8027 "; put the complete type after 'operator'|"
8028 "; use a typedef to declare a conversion to %1|"
8029 "; use an alias template to declare a conversion to %1|"
8031 def err_conv_function_redeclared : Error<
8032 "conversion function cannot be redeclared">;
8033 def warn_conv_to_self_not_used : Warning<
8034 "conversion function converting %0 to itself will never be used">;
8035 def warn_conv_to_base_not_used : Warning<
8036 "conversion function converting %0 to its base class %1 will never be used">;
8037 def warn_conv_to_void_not_used : Warning<
8038 "conversion function converting %0 to %1 will never be used">;
8040 def warn_not_compound_assign : Warning<
8041 "use of unary operator that may be intended as compound assignment (%0=)">;
8043 // C++11 explicit conversion operators
8044 def ext_explicit_conversion_functions : ExtWarn<
8045 "explicit conversion functions are a C++11 extension">, InGroup<CXX11>;
8046 def warn_cxx98_compat_explicit_conversion_functions : Warning<
8047 "explicit conversion functions are incompatible with C++98">,
8048 InGroup<CXX98Compat>, DefaultIgnore;
8050 // C++11 defaulted functions
8051 def err_defaulted_special_member_params : Error<
8052 "an explicitly-defaulted %select{|copy |move }0constructor cannot "
8053 "have default arguments">;
8054 def err_defaulted_special_member_variadic : Error<
8055 "an explicitly-defaulted %select{|copy |move }0constructor cannot "
8057 def err_defaulted_special_member_return_type : Error<
8058 "explicitly-defaulted %select{copy|move}0 assignment operator must "
8060 def err_defaulted_special_member_quals : Error<
8061 "an explicitly-defaulted %select{copy|move}0 assignment operator may not "
8062 "have 'const'%select{, 'constexpr'|}1 or 'volatile' qualifiers">;
8063 def err_defaulted_special_member_volatile_param : Error<
8064 "the parameter for an explicitly-defaulted %sub{select_special_member_kind}0 "
8065 "may not be volatile">;
8066 def err_defaulted_special_member_move_const_param : Error<
8067 "the parameter for an explicitly-defaulted move "
8068 "%select{constructor|assignment operator}0 may not be const">;
8069 def err_defaulted_special_member_copy_const_param : Error<
8070 "the parameter for this explicitly-defaulted copy "
8071 "%select{constructor|assignment operator}0 is const, but a member or base "
8072 "requires it to be non-const">;
8073 def err_defaulted_copy_assign_not_ref : Error<
8074 "the parameter for an explicitly-defaulted copy assignment operator must be an "
8075 "lvalue reference type">;
8076 def err_incorrect_defaulted_constexpr : Error<
8077 "defaulted definition of %sub{select_special_member_kind}0 "
8078 "is not constexpr">;
8079 def err_incorrect_defaulted_consteval : Error<
8080 "defaulted declaration of %sub{select_special_member_kind}0 "
8081 "cannot be consteval because implicit definition is not constexpr">;
8082 def warn_defaulted_method_deleted : Warning<
8083 "explicitly defaulted %sub{select_special_member_kind}0 is implicitly "
8084 "deleted">, InGroup<DiagGroup<"defaulted-function-deleted">>;
8085 def err_out_of_line_default_deletes : Error<
8086 "defaulting this %sub{select_special_member_kind}0 "
8087 "would delete it after its first declaration">;
8088 def note_deleted_type_mismatch : Note<
8089 "function is implicitly deleted because its declared type does not match "
8090 "the type of an implicit %sub{select_special_member_kind}0">;
8091 def warn_cxx17_compat_defaulted_method_type_mismatch : Warning<
8092 "explicitly defaulting this %sub{select_special_member_kind}0 with a type "
8093 "different from the implicit type is incompatible with C++ standards before "
8094 "C++2a">, InGroup<CXXPre2aCompat>, DefaultIgnore;
8095 def warn_vbase_moved_multiple_times : Warning<
8096 "defaulted move assignment operator of %0 will move assign virtual base "
8097 "class %1 multiple times">, InGroup<DiagGroup<"multiple-move-vbase">>;
8098 def note_vbase_moved_here : Note<
8099 "%select{%1 is a virtual base class of base class %2 declared here|"
8100 "virtual base class %1 declared here}0">;
8102 def ext_implicit_exception_spec_mismatch : ExtWarn<
8103 "function previously declared with an %select{explicit|implicit}0 exception "
8104 "specification redeclared with an %select{implicit|explicit}0 exception "
8105 "specification">, InGroup<DiagGroup<"implicit-exception-spec-mismatch">>;
8107 def warn_ptr_arith_precedes_bounds : Warning<
8108 "the pointer decremented by %0 refers before the beginning of the array">,
8109 InGroup<ArrayBoundsPointerArithmetic>, DefaultIgnore;
8110 def warn_ptr_arith_exceeds_bounds : Warning<
8111 "the pointer incremented by %0 refers past the end of the array (that "
8112 "contains %1 element%s2)">,
8113 InGroup<ArrayBoundsPointerArithmetic>, DefaultIgnore;
8114 def warn_array_index_precedes_bounds : Warning<
8115 "array index %0 is before the beginning of the array">,
8116 InGroup<ArrayBounds>;
8117 def warn_array_index_exceeds_bounds : Warning<
8118 "array index %0 is past the end of the array (which contains %1 "
8119 "element%s2)">, InGroup<ArrayBounds>;
8120 def note_array_declared_here : Note<
8121 "array %0 declared here">;
8123 def warn_printf_insufficient_data_args : Warning<
8124 "more '%%' conversions than data arguments">, InGroup<Format>;
8125 def warn_printf_data_arg_not_used : Warning<
8126 "data argument not used by format string">, InGroup<FormatExtraArgs>;
8127 def warn_format_invalid_conversion : Warning<
8128 "invalid conversion specifier '%0'">, InGroup<FormatInvalidSpecifier>;
8129 def warn_printf_incomplete_specifier : Warning<
8130 "incomplete format specifier">, InGroup<Format>;
8131 def warn_missing_format_string : Warning<
8132 "format string missing">, InGroup<Format>;
8133 def warn_scanf_nonzero_width : Warning<
8134 "zero field width in scanf format string is unused">,
8136 def warn_format_conversion_argument_type_mismatch : Warning<
8137 "format specifies type %0 but the argument has "
8138 "%select{type|underlying type}2 %1">,
8140 def warn_format_conversion_argument_type_mismatch_pedantic : Extension<
8141 warn_format_conversion_argument_type_mismatch.Text>,
8142 InGroup<FormatPedantic>;
8143 def warn_format_conversion_argument_type_mismatch_confusion : Warning<
8144 warn_format_conversion_argument_type_mismatch.Text>,
8145 InGroup<FormatTypeConfusion>, DefaultIgnore;
8146 def warn_format_argument_needs_cast : Warning<
8147 "%select{values of type|enum values with underlying type}2 '%0' should not "
8148 "be used as format arguments; add an explicit cast to %1 instead">,
8150 def warn_format_argument_needs_cast_pedantic : Warning<
8151 warn_format_argument_needs_cast.Text>,
8152 InGroup<FormatPedantic>, DefaultIgnore;
8153 def warn_printf_positional_arg_exceeds_data_args : Warning <
8154 "data argument position '%0' exceeds the number of data arguments (%1)">,
8156 def warn_format_zero_positional_specifier : Warning<
8157 "position arguments in format strings start counting at 1 (not 0)">,
8159 def warn_format_invalid_positional_specifier : Warning<
8160 "invalid position specified for %select{field width|field precision}0">,
8162 def warn_format_mix_positional_nonpositional_args : Warning<
8163 "cannot mix positional and non-positional arguments in format string">,
8165 def warn_static_array_too_small : Warning<
8166 "array argument is too small; %select{contains %0 elements|is of size %0}2,"
8167 " callee requires at least %1">,
8168 InGroup<ArrayBounds>;
8169 def note_callee_static_array : Note<
8170 "callee declares array parameter as static here">;
8171 def warn_empty_format_string : Warning<
8172 "format string is empty">, InGroup<FormatZeroLength>;
8173 def warn_format_string_is_wide_literal : Warning<
8174 "format string should not be a wide string">, InGroup<Format>;
8175 def warn_printf_format_string_contains_null_char : Warning<
8176 "format string contains '\\0' within the string body">, InGroup<Format>;
8177 def warn_printf_format_string_not_null_terminated : Warning<
8178 "format string is not null-terminated">, InGroup<Format>;
8179 def warn_printf_asterisk_missing_arg : Warning<
8180 "'%select{*|.*}0' specified field %select{width|precision}0 is missing a matching 'int' argument">,
8182 def warn_printf_asterisk_wrong_type : Warning<
8183 "field %select{width|precision}0 should have type %1, but argument has type %2">,
8185 def warn_printf_nonsensical_optional_amount: Warning<
8186 "%select{field width|precision}0 used with '%1' conversion specifier, resulting in undefined behavior">,
8188 def warn_printf_nonsensical_flag: Warning<
8189 "flag '%0' results in undefined behavior with '%1' conversion specifier">,
8191 def warn_format_nonsensical_length: Warning<
8192 "length modifier '%0' results in undefined behavior or no effect with '%1' conversion specifier">,
8194 def warn_format_non_standard_positional_arg: Warning<
8195 "positional arguments are not supported by ISO C">, InGroup<FormatNonStandard>, DefaultIgnore;
8196 def warn_format_non_standard: Warning<
8197 "'%0' %select{length modifier|conversion specifier}1 is not supported by ISO C">,
8198 InGroup<FormatNonStandard>, DefaultIgnore;
8199 def warn_format_non_standard_conversion_spec: Warning<
8200 "using length modifier '%0' with conversion specifier '%1' is not supported by ISO C">,
8201 InGroup<FormatNonStandard>, DefaultIgnore;
8202 def err_invalid_mask_type_size : Error<
8203 "mask type size must be between 1-byte and 8-bytes">;
8204 def warn_format_invalid_annotation : Warning<
8205 "using '%0' format specifier annotation outside of os_log()/os_trace()">,
8207 def warn_format_P_no_precision : Warning<
8208 "using '%%P' format specifier without precision">,
8210 def warn_printf_ignored_flag: Warning<
8211 "flag '%0' is ignored when flag '%1' is present">,
8213 def warn_printf_empty_objc_flag: Warning<
8214 "missing object format flag">,
8216 def warn_printf_ObjCflags_without_ObjCConversion: Warning<
8217 "object format flags cannot be used with '%0' conversion specifier">,
8219 def warn_printf_invalid_objc_flag: Warning<
8220 "'%0' is not a valid object format flag">,
8222 def warn_scanf_scanlist_incomplete : Warning<
8223 "no closing ']' for '%%[' in scanf format string">,
8225 def warn_format_bool_as_character : Warning<
8226 "using '%0' format specifier, but argument has boolean value">,
8228 def note_format_string_defined : Note<"format string is defined here">;
8229 def note_format_fix_specifier : Note<"did you mean to use '%0'?">;
8230 def note_printf_c_str: Note<"did you mean to call the %0 method?">;
8231 def note_format_security_fixit: Note<
8232 "treat the string as an argument to avoid this">;
8234 def warn_null_arg : Warning<
8235 "null passed to a callee that requires a non-null argument">,
8237 def warn_null_ret : Warning<
8238 "null returned from %select{function|method}0 that requires a non-null return value">,
8241 def err_lifetimebound_no_object_param : Error<
8242 "'lifetimebound' attribute cannot be applied; %select{static |non-}0member "
8243 "function has no implicit object parameter">;
8244 def err_lifetimebound_ctor_dtor : Error<
8245 "'lifetimebound' attribute cannot be applied to a "
8246 "%select{constructor|destructor}0">;
8248 // CHECK: returning address/reference of stack memory
8249 def warn_ret_stack_addr_ref : Warning<
8250 "%select{address of|reference to}0 stack memory associated with "
8251 "%select{local variable|parameter}2 %1 returned">,
8252 InGroup<ReturnStackAddress>;
8253 def warn_ret_local_temp_addr_ref : Warning<
8254 "returning %select{address of|reference to}0 local temporary object">,
8255 InGroup<ReturnStackAddress>;
8256 def warn_ret_addr_label : Warning<
8257 "returning address of label, which is local">,
8258 InGroup<ReturnStackAddress>;
8259 def err_ret_local_block : Error<
8260 "returning block that lives on the local stack">;
8261 def note_local_var_initializer : Note<
8262 "%select{via initialization of|binding reference}0 variable "
8263 "%select{%2 |}1here">;
8264 def note_init_with_default_member_initalizer : Note<
8265 "initializing field %0 with default member initializer">;
8267 // Check for initializing a member variable with the address or a reference to
8268 // a constructor parameter.
8269 def warn_bind_ref_member_to_parameter : Warning<
8270 "binding reference member %0 to stack allocated "
8271 "%select{variable|parameter}2 %1">, InGroup<DanglingField>;
8272 def warn_init_ptr_member_to_parameter_addr : Warning<
8273 "initializing pointer member %0 with the stack address of "
8274 "%select{variable|parameter}2 %1">, InGroup<DanglingField>;
8275 def note_ref_or_ptr_member_declared_here : Note<
8276 "%select{reference|pointer}0 member declared here">;
8278 def err_dangling_member : Error<
8279 "%select{reference|backing array for 'std::initializer_list'}2 "
8280 "%select{|subobject of }1member %0 "
8281 "%select{binds to|is}2 a temporary object "
8282 "whose lifetime would be shorter than the lifetime of "
8283 "the constructed object">;
8284 def warn_dangling_member : Warning<
8285 "%select{reference|backing array for 'std::initializer_list'}2 "
8286 "%select{|subobject of }1member %0 "
8287 "%select{binds to|is}2 a temporary object "
8288 "whose lifetime is shorter than the lifetime of the constructed object">,
8289 InGroup<DanglingField>;
8290 def warn_dangling_lifetime_pointer_member : Warning<
8291 "initializing pointer member %0 to point to a temporary object "
8292 "whose lifetime is shorter than the lifetime of the constructed object">,
8293 InGroup<DanglingGsl>;
8294 def note_lifetime_extending_member_declared_here : Note<
8295 "%select{%select{reference|'std::initializer_list'}0 member|"
8296 "member with %select{reference|'std::initializer_list'}0 subobject}1 "
8298 def warn_dangling_variable : Warning<
8299 "%select{temporary %select{whose address is used as value of|"
8300 "%select{|implicitly }2bound to}4 "
8301 "%select{%select{|reference }4member of local variable|"
8302 "local %select{variable|reference}4}1|"
8304 "%select{initializer list subobject of local variable|"
8305 "local initializer list}1}0 "
8306 "%select{%3 |}2will be destroyed at the end of the full-expression">,
8308 def warn_new_dangling_reference : Warning<
8309 "temporary bound to reference member of allocated object "
8310 "will be destroyed at the end of the full-expression">,
8311 InGroup<DanglingField>;
8312 def warn_dangling_lifetime_pointer : Warning<
8313 "object backing the pointer "
8314 "will be destroyed at the end of the full-expression">,
8315 InGroup<DanglingGsl>;
8316 def warn_new_dangling_initializer_list : Warning<
8318 "%select{initializer list subobject of the allocated object|"
8319 "the allocated initializer list}0 "
8320 "will be destroyed at the end of the full-expression">,
8321 InGroup<DanglingInitializerList>;
8322 def warn_unsupported_lifetime_extension : Warning<
8323 "sorry, lifetime extension of "
8324 "%select{temporary|backing array of initializer list}0 created "
8325 "by aggregate initialization using default member initializer "
8326 "is not supported; lifetime of %select{temporary|backing array}0 "
8327 "will end at the end of the full-expression">, InGroup<Dangling>;
8329 // For non-floating point, expressions of the form x == x or x != x
8330 // should result in a warning, since these always evaluate to a constant.
8331 // Array comparisons have similar warnings
8332 def warn_comparison_always : Warning<
8333 "%select{self-|array }0comparison always evaluates to "
8334 "%select{a constant|true|false|'std::strong_ordering::equal'}1">,
8335 InGroup<TautologicalCompare>;
8336 def warn_comparison_bitwise_always : Warning<
8337 "bitwise comparison always evaluates to %select{false|true}0">,
8338 InGroup<TautologicalBitwiseCompare>, DefaultIgnore;
8339 def warn_comparison_bitwise_or : Warning<
8340 "bitwise or with non-zero value always evaluates to true">,
8341 InGroup<TautologicalBitwiseCompare>, DefaultIgnore;
8342 def warn_tautological_overlap_comparison : Warning<
8343 "overlapping comparisons always evaluate to %select{false|true}0">,
8344 InGroup<TautologicalOverlapCompare>, DefaultIgnore;
8346 def warn_stringcompare : Warning<
8347 "result of comparison against %select{a string literal|@encode}0 is "
8348 "unspecified (use strncmp instead)">,
8349 InGroup<StringCompare>;
8351 def warn_identity_field_assign : Warning<
8352 "assigning %select{field|instance variable}0 to itself">,
8353 InGroup<SelfAssignmentField>;
8355 // Type safety attributes
8356 def err_type_tag_for_datatype_not_ice : Error<
8357 "'type_tag_for_datatype' attribute requires the initializer to be "
8358 "an %select{integer|integral}0 constant expression">;
8359 def err_type_tag_for_datatype_too_large : Error<
8360 "'type_tag_for_datatype' attribute requires the initializer to be "
8361 "an %select{integer|integral}0 constant expression "
8362 "that can be represented by a 64 bit integer">;
8363 def err_tag_index_out_of_range : Error<
8364 "%select{type tag|argument}0 index %1 is greater than the number of arguments specified">;
8365 def warn_type_tag_for_datatype_wrong_kind : Warning<
8366 "this type tag was not designed to be used with this function">,
8367 InGroup<TypeSafety>;
8368 def warn_type_safety_type_mismatch : Warning<
8369 "argument type %0 doesn't match specified %1 type tag "
8370 "%select{that requires %3|}2">, InGroup<TypeSafety>;
8371 def warn_type_safety_null_pointer_required : Warning<
8372 "specified %0 type tag requires a null pointer">, InGroup<TypeSafety>;
8374 // Generic selections.
8375 def err_assoc_type_incomplete : Error<
8376 "type %0 in generic association incomplete">;
8377 def err_assoc_type_nonobject : Error<
8378 "type %0 in generic association not an object type">;
8379 def err_assoc_type_variably_modified : Error<
8380 "type %0 in generic association is a variably modified type">;
8381 def err_assoc_compatible_types : Error<
8382 "type %0 in generic association compatible with previously specified type %1">;
8383 def note_compat_assoc : Note<
8384 "compatible type %0 specified here">;
8385 def err_generic_sel_no_match : Error<
8386 "controlling expression type %0 not compatible with any generic association type">;
8387 def err_generic_sel_multi_match : Error<
8388 "controlling expression type %0 compatible with %1 generic association types">;
8392 def err_blocks_disable : Error<"blocks support disabled - compile with -fblocks"
8393 " or %select{pick a deployment target that supports them|for OpenCL 2.0}0">;
8394 def err_block_returning_array_function : Error<
8395 "block cannot return %select{array|function}0 type %1">;
8397 // Builtin annotation
8398 def err_builtin_annotation_first_arg : Error<
8399 "first argument to __builtin_annotation must be an integer">;
8400 def err_builtin_annotation_second_arg : Error<
8401 "second argument to __builtin_annotation must be a non-wide string constant">;
8402 def err_msvc_annotation_wide_str : Error<
8403 "arguments to __annotation must be wide string constants">;
8405 // CFString checking
8406 def err_cfstring_literal_not_string_constant : Error<
8407 "CFString literal is not a string constant">;
8408 def warn_cfstring_truncated : Warning<
8409 "input conversion stopped due to an input byte that does not "
8410 "belong to the input codeset UTF-8">,
8411 InGroup<DiagGroup<"CFString-literal">>;
8414 // TODO: separate diagnostic for os_trace()
8415 def err_os_log_format_not_string_constant : Error<
8416 "os_log() format argument is not a string constant">;
8417 def err_os_log_argument_too_big : Error<
8418 "os_log() argument %0 is too big (%1 bytes, max %2)">;
8419 def warn_os_log_format_narg : Error<
8420 "os_log() '%%n' format specifier is not allowed">, DefaultError;
8423 def err_continue_not_in_loop : Error<
8424 "'continue' statement not in loop statement">;
8425 def err_break_not_in_loop_or_switch : Error<
8426 "'break' statement not in loop or switch statement">;
8427 def warn_loop_ctrl_binds_to_inner : Warning<
8428 "'%0' is bound to current loop, GCC binds it to the enclosing loop">,
8430 def warn_break_binds_to_switch : Warning<
8431 "'break' is bound to loop, GCC binds it to switch">,
8433 def err_default_not_in_switch : Error<
8434 "'default' statement not in switch statement">;
8435 def err_case_not_in_switch : Error<"'case' statement not in switch statement">;
8436 def warn_bool_switch_condition : Warning<
8437 "switch condition has boolean value">, InGroup<SwitchBool>;
8438 def warn_case_value_overflow : Warning<
8439 "overflow converting case value to switch condition type (%0 to %1)">,
8441 def err_duplicate_case : Error<"duplicate case value '%0'">;
8442 def err_duplicate_case_differing_expr : Error<
8443 "duplicate case value: '%0' and '%1' both equal '%2'">;
8444 def warn_case_empty_range : Warning<"empty case range specified">;
8445 def warn_missing_case_for_condition :
8446 Warning<"no case matching constant switch condition '%0'">;
8448 def warn_def_missing_case : Warning<"%plural{"
8449 "1:enumeration value %1 not explicitly handled in switch|"
8450 "2:enumeration values %1 and %2 not explicitly handled in switch|"
8451 "3:enumeration values %1, %2, and %3 not explicitly handled in switch|"
8452 ":%0 enumeration values not explicitly handled in switch: %1, %2, %3...}0">,
8453 InGroup<SwitchEnum>, DefaultIgnore;
8455 def warn_missing_case : Warning<"%plural{"
8456 "1:enumeration value %1 not handled in switch|"
8457 "2:enumeration values %1 and %2 not handled in switch|"
8458 "3:enumeration values %1, %2, and %3 not handled in switch|"
8459 ":%0 enumeration values not handled in switch: %1, %2, %3...}0">,
8462 def warn_unannotated_fallthrough : Warning<
8463 "unannotated fall-through between switch labels">,
8464 InGroup<ImplicitFallthrough>, DefaultIgnore;
8465 def warn_unannotated_fallthrough_per_function : Warning<
8466 "unannotated fall-through between switch labels in partly-annotated "
8467 "function">, InGroup<ImplicitFallthroughPerFunction>, DefaultIgnore;
8468 def note_insert_fallthrough_fixit : Note<
8469 "insert '%0;' to silence this warning">;
8470 def note_insert_break_fixit : Note<
8471 "insert 'break;' to avoid fall-through">;
8472 def err_fallthrough_attr_wrong_target : Error<
8473 "%0 attribute is only allowed on empty statements">;
8474 def note_fallthrough_insert_semi_fixit : Note<"did you forget ';'?">;
8475 def err_fallthrough_attr_outside_switch : Error<
8476 "fallthrough annotation is outside switch statement">;
8477 def err_fallthrough_attr_invalid_placement : Error<
8478 "fallthrough annotation does not directly precede switch label">;
8479 def warn_fallthrough_attr_unreachable : Warning<
8480 "fallthrough annotation in unreachable code">,
8481 InGroup<ImplicitFallthrough>, DefaultIgnore;
8483 def warn_unreachable_default : Warning<
8484 "default label in switch which covers all enumeration values">,
8485 InGroup<CoveredSwitchDefault>, DefaultIgnore;
8486 def warn_not_in_enum : Warning<"case value not in enumerated type %0">,
8488 def warn_not_in_enum_assignment : Warning<"integer constant not in range "
8489 "of enumerated type %0">, InGroup<DiagGroup<"assign-enum">>, DefaultIgnore;
8490 def err_typecheck_statement_requires_scalar : Error<
8491 "statement requires expression of scalar type (%0 invalid)">;
8492 def err_typecheck_statement_requires_integer : Error<
8493 "statement requires expression of integer type (%0 invalid)">;
8494 def err_multiple_default_labels_defined : Error<
8495 "multiple default labels in one switch">;
8496 def err_switch_multiple_conversions : Error<
8497 "multiple conversions from switch condition type %0 to an integral or "
8498 "enumeration type">;
8499 def note_switch_conversion : Note<
8500 "conversion to %select{integral|enumeration}0 type %1">;
8501 def err_switch_explicit_conversion : Error<
8502 "switch condition type %0 requires explicit conversion to %1">;
8503 def err_switch_incomplete_class_type : Error<
8504 "switch condition has incomplete class type %0">;
8506 def warn_empty_if_body : Warning<
8507 "if statement has empty body">, InGroup<EmptyBody>;
8508 def warn_empty_for_body : Warning<
8509 "for loop has empty body">, InGroup<EmptyBody>;
8510 def warn_empty_range_based_for_body : Warning<
8511 "range-based for loop has empty body">, InGroup<EmptyBody>;
8512 def warn_empty_while_body : Warning<
8513 "while loop has empty body">, InGroup<EmptyBody>;
8514 def warn_empty_switch_body : Warning<
8515 "switch statement has empty body">, InGroup<EmptyBody>;
8516 def note_empty_body_on_separate_line : Note<
8517 "put the semicolon on a separate line to silence this warning">;
8519 def err_va_start_captured_stmt : Error<
8520 "'va_start' cannot be used in a captured statement">;
8521 def err_va_start_outside_function : Error<
8522 "'va_start' cannot be used outside a function">;
8523 def err_va_start_fixed_function : Error<
8524 "'va_start' used in function with fixed args">;
8525 def err_va_start_used_in_wrong_abi_function : Error<
8526 "'va_start' used in %select{System V|Win64}0 ABI function">;
8527 def err_ms_va_start_used_in_sysv_function : Error<
8528 "'__builtin_ms_va_start' used in System V ABI function">;
8529 def warn_second_arg_of_va_start_not_last_named_param : Warning<
8530 "second argument to 'va_start' is not the last named parameter">,
8532 def warn_va_start_type_is_undefined : Warning<
8533 "passing %select{an object that undergoes default argument promotion|"
8534 "an object of reference type|a parameter declared with the 'register' "
8535 "keyword}0 to 'va_start' has undefined behavior">, InGroup<Varargs>;
8536 def err_first_argument_to_va_arg_not_of_type_va_list : Error<
8537 "first argument to 'va_arg' is of type %0 and not 'va_list'">;
8538 def err_second_parameter_to_va_arg_incomplete: Error<
8539 "second argument to 'va_arg' is of incomplete type %0">;
8540 def err_second_parameter_to_va_arg_abstract: Error<
8541 "second argument to 'va_arg' is of abstract type %0">;
8542 def warn_second_parameter_to_va_arg_not_pod : Warning<
8543 "second argument to 'va_arg' is of non-POD type %0">,
8544 InGroup<NonPODVarargs>, DefaultError;
8545 def warn_second_parameter_to_va_arg_ownership_qualified : Warning<
8546 "second argument to 'va_arg' is of ARC ownership-qualified type %0">,
8547 InGroup<NonPODVarargs>, DefaultError;
8548 def warn_second_parameter_to_va_arg_never_compatible : Warning<
8549 "second argument to 'va_arg' is of promotable type %0; this va_arg has "
8550 "undefined behavior because arguments will be promoted to %1">, InGroup<Varargs>;
8552 def warn_return_missing_expr : Warning<
8553 "non-void %select{function|method}1 %0 should return a value">, DefaultError,
8554 InGroup<ReturnType>;
8555 def ext_return_missing_expr : ExtWarn<
8556 "non-void %select{function|method}1 %0 should return a value">, DefaultError,
8557 InGroup<ReturnType>;
8558 def ext_return_has_expr : ExtWarn<
8559 "%select{void function|void method|constructor|destructor}1 %0 "
8560 "should not return a value">,
8561 DefaultError, InGroup<ReturnType>;
8562 def ext_return_has_void_expr : Extension<
8563 "void %select{function|method|block}1 %0 should not return void expression">;
8564 def err_return_init_list : Error<
8565 "%select{void function|void method|constructor|destructor}1 %0 "
8566 "must not return a value">;
8567 def err_ctor_dtor_returns_void : Error<
8568 "%select{constructor|destructor}1 %0 must not return void expression">;
8569 def warn_noreturn_function_has_return_expr : Warning<
8570 "function %0 declared 'noreturn' should not return">,
8571 InGroup<InvalidNoreturn>;
8572 def warn_falloff_noreturn_function : Warning<
8573 "function declared 'noreturn' should not return">,
8574 InGroup<InvalidNoreturn>;
8575 def err_noreturn_block_has_return_expr : Error<
8576 "block declared 'noreturn' should not return">;
8577 def err_noreturn_missing_on_first_decl : Error<
8578 "function declared '[[noreturn]]' after its first declaration">;
8579 def note_noreturn_missing_first_decl : Note<
8580 "declaration missing '[[noreturn]]' attribute is here">;
8581 def err_carries_dependency_missing_on_first_decl : Error<
8582 "%select{function|parameter}0 declared '[[carries_dependency]]' "
8583 "after its first declaration">;
8584 def note_carries_dependency_missing_first_decl : Note<
8585 "declaration missing '[[carries_dependency]]' attribute is here">;
8586 def err_carries_dependency_param_not_function_decl : Error<
8587 "'[[carries_dependency]]' attribute only allowed on parameter in a function "
8588 "declaration or lambda">;
8589 def err_block_on_nonlocal : Error<
8590 "__block attribute not allowed, only allowed on local variables">;
8591 def err_block_on_vm : Error<
8592 "__block attribute not allowed on declaration with a variably modified type">;
8594 def err_vec_builtin_non_vector : Error<
8595 "first two arguments to %0 must be vectors">;
8596 def err_vec_builtin_incompatible_vector : Error<
8597 "first two arguments to %0 must have the same type">;
8598 def err_vsx_builtin_nonconstant_argument : Error<
8599 "argument %0 to %1 must be a 2-bit unsigned literal (i.e. 0, 1, 2 or 3)">;
8601 def err_shufflevector_nonconstant_argument : Error<
8602 "index for __builtin_shufflevector must be a constant integer">;
8603 def err_shufflevector_argument_too_large : Error<
8604 "index for __builtin_shufflevector must be less than the total number "
8605 "of vector elements">;
8607 def err_convertvector_non_vector : Error<
8608 "first argument to __builtin_convertvector must be a vector">;
8609 def err_convertvector_non_vector_type : Error<
8610 "second argument to __builtin_convertvector must be a vector type">;
8611 def err_convertvector_incompatible_vector : Error<
8612 "first two arguments to __builtin_convertvector must have the same number of elements">;
8614 def err_first_argument_to_cwsc_not_call : Error<
8615 "first argument to __builtin_call_with_static_chain must be a non-member call expression">;
8616 def err_first_argument_to_cwsc_block_call : Error<
8617 "first argument to __builtin_call_with_static_chain must not be a block call">;
8618 def err_first_argument_to_cwsc_builtin_call : Error<
8619 "first argument to __builtin_call_with_static_chain must not be a builtin call">;
8620 def err_first_argument_to_cwsc_pdtor_call : Error<
8621 "first argument to __builtin_call_with_static_chain must not be a pseudo-destructor call">;
8622 def err_second_argument_to_cwsc_not_pointer : Error<
8623 "second argument to __builtin_call_with_static_chain must be of pointer type">;
8625 def err_vector_incorrect_num_initializers : Error<
8626 "%select{too many|too few}0 elements in vector initialization (expected %1 elements, have %2)">;
8627 def err_altivec_empty_initializer : Error<"expected initializer">;
8629 def err_invalid_neon_type_code : Error<
8630 "incompatible constant for this __builtin_neon function">;
8631 def err_argument_invalid_range : Error<
8632 "argument value %0 is outside the valid range [%1, %2]">;
8633 def warn_argument_invalid_range : Warning<
8634 "argument value %0 is outside the valid range [%1, %2]">, DefaultError,
8635 InGroup<DiagGroup<"argument-outside-range">>;
8636 def err_argument_not_multiple : Error<
8637 "argument should be a multiple of %0">;
8638 def warn_neon_vector_initializer_non_portable : Warning<
8639 "vector initializers are not compatible with NEON intrinsics in big endian "
8640 "mode">, InGroup<DiagGroup<"nonportable-vector-initialization">>;
8641 def note_neon_vector_initializer_non_portable : Note<
8642 "consider using vld1_%0%1() to initialize a vector from memory, or "
8643 "vcreate_%0%1() to initialize from an integer constant">;
8644 def note_neon_vector_initializer_non_portable_q : Note<
8645 "consider using vld1q_%0%1() to initialize a vector from memory, or "
8646 "vcombine_%0%1(vcreate_%0%1(), vcreate_%0%1()) to initialize from integer "
8648 def err_systemz_invalid_tabort_code : Error<
8649 "invalid transaction abort code">;
8650 def err_64_bit_builtin_32_bit_tgt : Error<
8651 "this builtin is only available on 64-bit targets">;
8652 def err_32_bit_builtin_64_bit_tgt : Error<
8653 "this builtin is only available on 32-bit targets">;
8654 def err_builtin_x64_aarch64_only : Error<
8655 "this builtin is only available on x86-64 and aarch64 targets">;
8656 def err_ppc_builtin_only_on_pwr7 : Error<
8657 "this builtin is only valid on POWER7 or later CPUs">;
8658 def err_x86_builtin_invalid_rounding : Error<
8659 "invalid rounding argument">;
8660 def err_x86_builtin_invalid_scale : Error<
8661 "scale argument must be 1, 2, 4, or 8">;
8662 def err_hexagon_builtin_unsupported_cpu : Error<
8663 "builtin is not supported on this CPU">;
8664 def err_hexagon_builtin_requires_hvx : Error<
8665 "builtin requires HVX">;
8666 def err_hexagon_builtin_unsupported_hvx : Error<
8667 "builtin is not supported on this version of HVX">;
8669 def err_builtin_target_unsupported : Error<
8670 "builtin is not supported on this target">;
8671 def err_builtin_longjmp_unsupported : Error<
8672 "__builtin_longjmp is not supported for the current target">;
8673 def err_builtin_setjmp_unsupported : Error<
8674 "__builtin_setjmp is not supported for the current target">;
8676 def err_builtin_longjmp_invalid_val : Error<
8677 "argument to __builtin_longjmp must be a constant 1">;
8678 def err_builtin_requires_language : Error<"'%0' is only available in %1">;
8680 def err_constant_integer_arg_type : Error<
8681 "argument to %0 must be a constant integer">;
8683 def ext_mixed_decls_code : Extension<
8684 "ISO C90 forbids mixing declarations and code">,
8685 InGroup<DiagGroup<"declaration-after-statement">>;
8687 def err_non_local_variable_decl_in_for : Error<
8688 "declaration of non-local variable in 'for' loop">;
8689 def err_non_variable_decl_in_for : Error<
8690 "non-variable declaration in 'for' loop">;
8691 def err_toomany_element_decls : Error<
8692 "only one element declaration is allowed">;
8693 def err_selector_element_not_lvalue : Error<
8694 "selector element is not a valid lvalue">;
8695 def err_selector_element_type : Error<
8696 "selector element type %0 is not a valid object">;
8697 def err_selector_element_const_type : Error<
8698 "selector element of type %0 cannot be a constant l-value expression">;
8699 def err_collection_expr_type : Error<
8700 "the type %0 is not a pointer to a fast-enumerable object">;
8701 def warn_collection_expr_type : Warning<
8702 "collection expression type %0 may not respond to %1">;
8704 def err_invalid_conversion_between_ext_vectors : Error<
8705 "invalid conversion between ext-vector type %0 and %1">;
8707 def warn_duplicate_attribute_exact : Warning<
8708 "attribute %0 is already applied">, InGroup<IgnoredAttributes>;
8710 def warn_duplicate_attribute : Warning<
8711 "attribute %0 is already applied with different parameters">,
8712 InGroup<IgnoredAttributes>;
8714 def warn_sync_fetch_and_nand_semantics_change : Warning<
8715 "the semantics of this intrinsic changed with GCC "
8716 "version 4.4 - the newer semantics are provided here">,
8717 InGroup<DiagGroup<"sync-fetch-and-nand-semantics-changed">>;
8720 def ext_wchar_t_sign_spec : ExtWarn<"'%0' cannot be signed or unsigned">,
8721 InGroup<DiagGroup<"signed-unsigned-wchar">>, DefaultError;
8722 def warn_receiver_forward_class : Warning<
8723 "receiver %0 is a forward class and corresponding @interface may not exist">,
8724 InGroup<ForwardClassReceiver>;
8725 def note_method_sent_forward_class : Note<"method %0 is used for the forward class">;
8726 def ext_missing_declspec : ExtWarn<
8727 "declaration specifier missing, defaulting to 'int'">;
8728 def ext_missing_type_specifier : ExtWarn<
8729 "type specifier missing, defaults to 'int'">,
8730 InGroup<ImplicitInt>;
8731 def err_decimal_unsupported : Error<
8732 "GNU decimal type extension not supported">;
8733 def err_missing_type_specifier : Error<
8734 "C++ requires a type specifier for all declarations">;
8735 def err_objc_array_of_interfaces : Error<
8736 "array of interface %0 is invalid (probably should be an array of pointers)">;
8737 def ext_c99_array_usage : Extension<
8738 "%select{qualifier in |static |}0array size %select{||'[*] '}0is a C99 "
8739 "feature">, InGroup<C99>;
8740 def err_c99_array_usage_cxx : Error<
8741 "%select{qualifier in |static |}0array size %select{||'[*] '}0is a C99 "
8742 "feature, not permitted in C++">;
8743 def err_type_unsupported : Error<
8744 "%0 is not supported on this target">;
8745 def err_nsconsumed_attribute_mismatch : Error<
8746 "overriding method has mismatched ns_consumed attribute on its"
8748 def err_nsreturns_retained_attribute_mismatch : Error<
8749 "overriding method has mismatched ns_returns_%select{not_retained|retained}0"
8751 def warn_nsconsumed_attribute_mismatch : Warning<
8752 err_nsconsumed_attribute_mismatch.Text>, InGroup<NSConsumedMismatch>;
8753 def warn_nsreturns_retained_attribute_mismatch : Warning<
8754 err_nsreturns_retained_attribute_mismatch.Text>, InGroup<NSReturnsMismatch>;
8756 def note_getter_unavailable : Note<
8757 "or because setter is declared here, but no getter method %0 is found">;
8758 def err_invalid_protocol_qualifiers : Error<
8759 "invalid protocol qualifiers on non-ObjC type">;
8760 def warn_ivar_use_hidden : Warning<
8761 "local declaration of %0 hides instance variable">,
8762 InGroup<ShadowIvar>;
8763 def warn_direct_initialize_call : Warning<
8764 "explicit call to +initialize results in duplicate call to +initialize">,
8765 InGroup<ExplicitInitializeCall>;
8766 def warn_direct_super_initialize_call : Warning<
8767 "explicit call to [super initialize] should only be in implementation "
8769 InGroup<ExplicitInitializeCall>;
8770 def err_ivar_use_in_class_method : Error<
8771 "instance variable %0 accessed in class method">;
8772 def err_private_ivar_access : Error<"instance variable %0 is private">,
8774 def err_protected_ivar_access : Error<"instance variable %0 is protected">,
8776 def warn_maynot_respond : Warning<"%0 may not respond to %1">;
8777 def ext_typecheck_base_super : Warning<
8778 "method parameter type "
8779 "%diff{$ does not match super class method parameter type $|"
8780 "does not match super class method parameter type}0,1">,
8781 InGroup<SuperSubClassMismatch>, DefaultIgnore;
8782 def warn_missing_method_return_type : Warning<
8783 "method has no return type specified; defaults to 'id'">,
8784 InGroup<MissingMethodReturnType>, DefaultIgnore;
8785 def warn_direct_ivar_access : Warning<"instance variable %0 is being "
8786 "directly accessed">, InGroup<DiagGroup<"direct-ivar-access">>, DefaultIgnore;
8788 // Spell-checking diagnostics
8789 def err_unknown_typename : Error<
8790 "unknown type name %0">;
8791 def err_unknown_type_or_class_name_suggest : Error<
8792 "unknown %select{type|class}1 name %0; did you mean %2?">;
8793 def err_unknown_typename_suggest : Error<
8794 "unknown type name %0; did you mean %1?">;
8795 def err_unknown_nested_typename_suggest : Error<
8796 "no type named %0 in %1; did you mean %select{|simply }2%3?">;
8797 def err_no_member_suggest : Error<"no member named %0 in %1; did you mean %select{|simply }2%3?">;
8798 def err_undeclared_use_suggest : Error<
8799 "use of undeclared %0; did you mean %1?">;
8800 def err_undeclared_var_use_suggest : Error<
8801 "use of undeclared identifier %0; did you mean %1?">;
8802 def err_no_template : Error<"no template named %0">;
8803 def err_no_template_suggest : Error<"no template named %0; did you mean %1?">;
8804 def err_no_member_template : Error<"no template named %0 in %1">;
8805 def err_no_member_template_suggest : Error<
8806 "no template named %0 in %1; did you mean %select{|simply }2%3?">;
8807 def err_non_template_in_template_id : Error<
8808 "%0 does not name a template but is followed by template arguments">;
8809 def err_non_template_in_template_id_suggest : Error<
8810 "%0 does not name a template but is followed by template arguments; "
8811 "did you mean %1?">;
8812 def err_non_template_in_member_template_id_suggest : Error<
8813 "member %0 of %1 is not a template; did you mean %select{|simply }2%3?">;
8814 def note_non_template_in_template_id_found : Note<
8815 "non-template declaration found by name lookup">;
8816 def err_mem_init_not_member_or_class_suggest : Error<
8817 "initializer %0 does not name a non-static data member or base "
8818 "class; did you mean the %select{base class|member}1 %2?">;
8819 def err_field_designator_unknown_suggest : Error<
8820 "field designator %0 does not refer to any field in type %1; did you mean "
8822 def err_typecheck_member_reference_ivar_suggest : Error<
8823 "%0 does not have a member named %1; did you mean %2?">;
8824 def err_property_not_found_suggest : Error<
8825 "property %0 not found on object of type %1; did you mean %2?">;
8826 def err_class_property_found : Error<
8827 "property %0 is a class property; did you mean to access it with class '%1'?">;
8828 def err_ivar_access_using_property_syntax_suggest : Error<
8829 "property %0 not found on object of type %1; did you mean to access instance variable %2?">;
8830 def warn_property_access_suggest : Warning<
8831 "property %0 not found on object of type %1; did you mean to access property %2?">,
8832 InGroup<PropertyAccessDotSyntax>;
8833 def err_property_found_suggest : Error<
8834 "property %0 found on object of type %1; did you mean to access "
8835 "it with the \".\" operator?">;
8836 def err_undef_interface_suggest : Error<
8837 "cannot find interface declaration for %0; did you mean %1?">;
8838 def warn_undef_interface_suggest : Warning<
8839 "cannot find interface declaration for %0; did you mean %1?">;
8840 def err_undef_superclass_suggest : Error<
8841 "cannot find interface declaration for %0, superclass of %1; did you mean "
8843 def err_undeclared_protocol_suggest : Error<
8844 "cannot find protocol declaration for %0; did you mean %1?">;
8845 def note_base_class_specified_here : Note<
8846 "base class %0 specified here">;
8847 def err_using_directive_suggest : Error<
8848 "no namespace named %0; did you mean %1?">;
8849 def err_using_directive_member_suggest : Error<
8850 "no namespace named %0 in %1; did you mean %select{|simply }2%3?">;
8851 def note_namespace_defined_here : Note<"namespace %0 defined here">;
8852 def err_sizeof_pack_no_pack_name_suggest : Error<
8853 "%0 does not refer to the name of a parameter pack; did you mean %1?">;
8854 def note_parameter_pack_here : Note<"parameter pack %0 declared here">;
8856 def err_uncasted_use_of_unknown_any : Error<
8857 "%0 has unknown type; cast it to its declared type to use it">;
8858 def err_uncasted_call_of_unknown_any : Error<
8859 "%0 has unknown return type; cast the call to its declared return type">;
8860 def err_uncasted_send_to_unknown_any_method : Error<
8861 "no known method %select{%objcinstance1|%objcclass1}0; cast the "
8862 "message send to the method's return type">;
8863 def err_unsupported_unknown_any_decl : Error<
8864 "%0 has unknown type, which is not supported for this kind of declaration">;
8865 def err_unsupported_unknown_any_expr : Error<
8866 "unsupported expression with unknown type">;
8867 def err_unsupported_unknown_any_call : Error<
8868 "call to unsupported expression with unknown type">;
8869 def err_unknown_any_addrof : Error<
8870 "the address of a declaration with unknown type "
8871 "can only be cast to a pointer type">;
8872 def err_unknown_any_addrof_call : Error<
8873 "address-of operator cannot be applied to a call to a function with "
8874 "unknown return type">;
8875 def err_unknown_any_var_function_type : Error<
8876 "variable %0 with unknown type cannot be given a function type">;
8877 def err_unknown_any_function : Error<
8878 "function %0 with unknown type must be given a function type">;
8880 def err_filter_expression_integral : Error<
8881 "filter expression type should be an integral value not %0">;
8883 def err_non_asm_stmt_in_naked_function : Error<
8884 "non-ASM statement in naked function is not supported">;
8885 def err_asm_naked_this_ref : Error<
8886 "'this' pointer references not allowed in naked functions">;
8887 def err_asm_naked_parm_ref : Error<
8888 "parameter references not allowed in naked functions">;
8890 // OpenCL warnings and errors.
8891 def err_invalid_astype_of_different_size : Error<
8892 "invalid reinterpretation: sizes of %0 and %1 must match">;
8893 def err_static_kernel : Error<
8894 "kernel functions cannot be declared static">;
8895 def err_method_kernel : Error<
8896 "kernel functions cannot be class members">;
8897 def err_template_kernel : Error<
8898 "kernel functions cannot be used in a template declaration, instantiation or specialization">;
8899 def err_opencl_ptrptr_kernel_param : Error<
8900 "kernel parameter cannot be declared as a pointer to a pointer">;
8901 def err_kernel_arg_address_space : Error<
8902 "pointer arguments to kernel functions must reside in '__global', "
8903 "'__constant' or '__local' address space">;
8904 def err_opencl_ext_vector_component_invalid_length : Error<
8905 "vector component access has invalid length %0. Supported: 1,2,3,4,8,16.">;
8906 def err_opencl_function_variable : Error<
8907 "%select{non-kernel function|function scope}0 variable cannot be declared in %1 address space">;
8908 def err_opencl_addrspace_scope : Error<
8909 "variables in the %0 address space can only be declared in the outermost "
8910 "scope of a kernel function">;
8911 def err_static_function_scope : Error<
8912 "variables in function scope cannot be declared static">;
8913 def err_opencl_bitfields : Error<
8914 "bit-fields are not supported in OpenCL">;
8915 def err_opencl_vla : Error<
8916 "variable length arrays are not supported in OpenCL">;
8917 def err_opencl_scalar_type_rank_greater_than_vector_type : Error<
8918 "scalar operand type has greater rank than the type of the vector "
8919 "element. (%0 and %1)">;
8920 def err_bad_kernel_param_type : Error<
8921 "%0 cannot be used as the type of a kernel parameter">;
8922 def err_opencl_implicit_function_decl : Error<
8923 "implicit declaration of function %0 is invalid in OpenCL">;
8924 def err_record_with_pointers_kernel_param : Error<
8925 "%select{struct|union}0 kernel parameters may not contain pointers">;
8926 def note_within_field_of_type : Note<
8927 "within field of type %0 declared here">;
8928 def note_illegal_field_declared_here : Note<
8929 "field of illegal %select{type|pointer type}0 %1 declared here">;
8930 def err_opencl_type_struct_or_union_field : Error<
8931 "the %0 type cannot be used to declare a structure or union field">;
8932 def err_event_t_addr_space_qual : Error<
8933 "the event_t type can only be used with __private address space qualifier">;
8934 def err_expected_kernel_void_return_type : Error<
8935 "kernel must have void return type">;
8936 def err_sampler_initializer_not_integer : Error<
8937 "sampler_t initialization requires 32-bit integer, not %0">;
8938 def warn_sampler_initializer_invalid_bits : Warning<
8939 "sampler initializer has invalid %0 bits">, InGroup<SpirCompat>, DefaultIgnore;
8940 def err_sampler_argument_required : Error<
8941 "sampler_t variable required - got %0">;
8942 def err_wrong_sampler_addressspace: Error<
8943 "sampler type cannot be used with the __local and __global address space qualifiers">;
8944 def err_opencl_nonconst_global_sampler : Error<
8945 "global sampler requires a const or constant address space qualifier">;
8946 def err_opencl_cast_non_zero_to_event_t : Error<
8947 "cannot cast non-zero value '%0' to 'event_t'">;
8948 def err_opencl_global_invalid_addr_space : Error<
8949 "%select{program scope|static local|extern}0 variable must reside in %1 address space">;
8950 def err_missing_actual_pipe_type : Error<
8951 "missing actual type specifier for pipe">;
8952 def err_reference_pipe_type : Error <
8953 "pipes packet types cannot be of reference type">;
8954 def err_opencl_no_main : Error<"%select{function|kernel}0 cannot be called 'main'">;
8955 def err_opencl_kernel_attr :
8956 Error<"attribute %0 can only be applied to an OpenCL kernel function">;
8957 def err_opencl_return_value_with_address_space : Error<
8958 "return value cannot be qualified with address space">;
8959 def err_opencl_constant_no_init : Error<
8960 "variable in constant address space must be initialized">;
8961 def err_opencl_atomic_init: Error<
8962 "atomic variable can be %select{assigned|initialized}0 to a variable only "
8963 "in global address space">;
8964 def err_opencl_implicit_vector_conversion : Error<
8965 "implicit conversions between vector types (%0 and %1) are not permitted">;
8966 def err_opencl_invalid_type_array : Error<
8967 "array of %0 type is invalid in OpenCL">;
8968 def err_opencl_ternary_with_block : Error<
8969 "block type cannot be used as expression in ternary expression in OpenCL">;
8970 def err_opencl_pointer_to_type : Error<
8971 "pointer to type %0 is invalid in OpenCL">;
8972 def err_opencl_type_can_only_be_used_as_function_parameter : Error <
8973 "type %0 can only be used as a function parameter in OpenCL">;
8974 def warn_opencl_attr_deprecated_ignored : Warning <
8975 "%0 attribute is deprecated and ignored in OpenCL version %1">,
8976 InGroup<IgnoredAttributes>;
8977 def err_opencl_variadic_function : Error<
8978 "invalid prototype, variadic arguments are not allowed in OpenCL">;
8979 def err_opencl_requires_extension : Error<
8980 "use of %select{type|declaration}0 %1 requires %2 extension to be enabled">;
8981 def warn_opencl_generic_address_space_arg : Warning<
8982 "passing non-generic address space pointer to %0"
8983 " may cause dynamic conversion affecting performance">,
8984 InGroup<Conversion>, DefaultIgnore;
8986 // OpenCL v2.0 s6.13.6 -- Builtin Pipe Functions
8987 def err_opencl_builtin_pipe_first_arg : Error<
8988 "first argument to %0 must be a pipe type">;
8989 def err_opencl_builtin_pipe_arg_num : Error<
8990 "invalid number of arguments to function: %0">;
8991 def err_opencl_builtin_pipe_invalid_arg : Error<
8992 "invalid argument type to function %0 (expecting %1 having %2)">;
8993 def err_opencl_builtin_pipe_invalid_access_modifier : Error<
8994 "invalid pipe access modifier (expecting %0)">;
8996 // OpenCL access qualifier
8997 def err_opencl_invalid_access_qualifier : Error<
8998 "access qualifier can only be used for pipe and image type">;
8999 def err_opencl_invalid_read_write : Error<
9000 "access qualifier %0 can not be used for %1 %select{|prior to OpenCL version 2.0}2">;
9001 def err_opencl_multiple_access_qualifiers : Error<
9002 "multiple access qualifiers">;
9003 def note_opencl_typedef_access_qualifier : Note<
9004 "previously declared '%0' here">;
9006 // OpenCL v2.0 s6.12.5 Blocks restrictions
9007 def err_opencl_block_storage_type : Error<
9008 "the __block storage type is not permitted">;
9009 def err_opencl_invalid_block_declaration : Error<
9010 "invalid block variable declaration - must be %select{const qualified|initialized}0">;
9011 def err_opencl_extern_block_declaration : Error<
9012 "invalid block variable declaration - using 'extern' storage class is disallowed">;
9013 def err_opencl_block_ref_block : Error<
9014 "cannot refer to a block inside block">;
9016 // OpenCL v2.0 s6.13.9 - Address space qualifier functions.
9017 def err_opencl_builtin_to_addr_arg_num : Error<
9018 "invalid number of arguments to function: %0">;
9019 def err_opencl_builtin_to_addr_invalid_arg : Error<
9020 "invalid argument %0 to function: %1, expecting a generic pointer argument">;
9022 // OpenCL v2.0 s6.13.17 Enqueue kernel restrictions.
9023 def err_opencl_enqueue_kernel_incorrect_args : Error<
9024 "illegal call to enqueue_kernel, incorrect argument types">;
9025 def err_opencl_enqueue_kernel_local_size_args : Error<
9026 "mismatch in number of block parameters and local size arguments passed">;
9027 def err_opencl_enqueue_kernel_invalid_local_size_type : Error<
9028 "illegal call to enqueue_kernel, parameter needs to be specified as integer type">;
9029 def err_opencl_enqueue_kernel_blocks_non_local_void_args : Error<
9030 "blocks used in enqueue_kernel call are expected to have parameters of type 'local void*'">;
9031 def err_opencl_enqueue_kernel_blocks_no_args : Error<
9032 "blocks with parameters are not accepted in this prototype of enqueue_kernel call">;
9034 def err_opencl_builtin_expected_type : Error<
9035 "illegal call to %0, expected %1 argument type">;
9037 // OpenCL v2.2 s2.1.2.3 - Vector Component Access
9038 def ext_opencl_ext_vector_type_rgba_selector: ExtWarn<
9039 "vector component name '%0' is an OpenCL version 2.2 feature">,
9040 InGroup<OpenCLUnsupportedRGBA>;
9042 def err_openclcxx_placement_new : Error<
9043 "use of placement new requires explicit declaration">;
9045 // MIG routine annotations.
9046 def warn_mig_server_routine_does_not_return_kern_return_t : Warning<
9047 "'mig_server_routine' attribute only applies to routines that return a kern_return_t">,
9048 InGroup<IgnoredAttributes>;
9049 } // end of sema category
9051 let CategoryName = "OpenMP Issue" in {
9053 def err_omp_expected_var_arg : Error<
9054 "%0 is not a global variable, static local variable or static data member">;
9055 def err_omp_expected_var_arg_suggest : Error<
9056 "%0 is not a global variable, static local variable or static data member; "
9058 def err_omp_global_var_arg : Error<
9059 "arguments of '#pragma omp %0' must have %select{global storage|static storage duration}1">;
9060 def err_omp_ref_type_arg : Error<
9061 "arguments of '#pragma omp %0' cannot be of reference type %1">;
9062 def err_omp_region_not_file_context : Error<
9063 "directive must be at file or namespace scope">;
9064 def err_omp_var_scope : Error<
9065 "'#pragma omp %0' must appear in the scope of the %q1 variable declaration">;
9066 def err_omp_var_used : Error<
9067 "'#pragma omp %0' must precede all references to variable %q1">;
9068 def err_omp_var_thread_local : Error<
9069 "variable %0 cannot be threadprivate because it is %select{thread-local|a global named register variable}1">;
9070 def err_omp_private_incomplete_type : Error<
9071 "a private variable with incomplete type %0">;
9072 def err_omp_firstprivate_incomplete_type : Error<
9073 "a firstprivate variable with incomplete type %0">;
9074 def err_omp_lastprivate_incomplete_type : Error<
9075 "a lastprivate variable with incomplete type %0">;
9076 def err_omp_reduction_incomplete_type : Error<
9077 "a reduction list item with incomplete type %0">;
9078 def err_omp_unexpected_clause_value : Error<
9079 "expected %0 in OpenMP clause '%1'">;
9080 def err_omp_expected_var_name_member_expr : Error<
9081 "expected variable name%select{| or data member of current class}0">;
9082 def err_omp_expected_var_name_member_expr_or_array_item : Error<
9083 "expected variable name%select{|, data member of current class}0, array element or array section">;
9084 def err_omp_expected_addressable_lvalue_or_array_item : Error<
9085 "expected addressable lvalue expression, array element or array section">;
9086 def err_omp_expected_named_var_member_or_array_expression: Error<
9087 "expected expression containing only member accesses and/or array sections based on named variables">;
9088 def err_omp_bit_fields_forbidden_in_clause : Error<
9089 "bit fields cannot be used to specify storage in a '%0' clause">;
9090 def err_array_section_does_not_specify_contiguous_storage : Error<
9091 "array section does not specify contiguous storage">;
9092 def err_omp_union_type_not_allowed : Error<
9093 "mapping of union members is not allowed">;
9094 def err_omp_expected_access_to_data_field : Error<
9095 "expected access to data field">;
9096 def err_omp_multiple_array_items_in_map_clause : Error<
9097 "multiple array elements associated with the same variable are not allowed in map clauses of the same construct">;
9098 def err_omp_duplicate_map_type_modifier : Error<
9099 "same map type modifier has been specified more than once">;
9100 def err_omp_pointer_mapped_along_with_derived_section : Error<
9101 "pointer cannot be mapped along with a section derived from itself">;
9102 def err_omp_original_storage_is_shared_and_does_not_contain : Error<
9103 "original storage of expression in data environment is shared but data environment do not fully contain mapped expression storage">;
9104 def err_omp_same_pointer_dereferenced : Error<
9105 "same pointer dereferenced in multiple different ways in map clause expressions">;
9106 def note_omp_task_predetermined_firstprivate_here : Note<
9107 "predetermined as a firstprivate in a task construct here">;
9108 def err_omp_threadprivate_incomplete_type : Error<
9109 "threadprivate variable with incomplete type %0">;
9110 def err_omp_no_dsa_for_variable : Error<
9111 "variable %0 must have explicitly specified data sharing attributes">;
9112 def note_omp_default_dsa_none : Note<
9113 "explicit data sharing attribute requested here">;
9114 def err_omp_wrong_dsa : Error<
9115 "%0 variable cannot be %1">;
9116 def err_omp_variably_modified_type_not_supported : Error<
9117 "arguments of OpenMP clause '%0' in '#pragma omp %2' directive cannot be of variably-modified type %1">;
9118 def note_omp_explicit_dsa : Note<
9120 def note_omp_predetermined_dsa : Note<
9121 "%select{static data member is predetermined as shared|"
9122 "variable with static storage duration is predetermined as shared|"
9123 "loop iteration variable is predetermined as private|"
9124 "loop iteration variable is predetermined as linear|"
9125 "loop iteration variable is predetermined as lastprivate|"
9126 "constant variable is predetermined as shared|"
9127 "global variable is predetermined as shared|"
9128 "non-shared variable in a task construct is predetermined as firstprivate|"
9129 "variable with automatic storage duration is predetermined as private}0"
9130 "%select{|; perhaps you forget to enclose 'omp %2' directive into a parallel or another task region?}1">;
9131 def note_omp_implicit_dsa : Note<
9132 "implicitly determined as %0">;
9133 def err_omp_loop_var_dsa : Error<
9134 "loop iteration variable in the associated loop of 'omp %1' directive may not be %0, predetermined as %2">;
9135 def err_omp_not_for : Error<
9136 "%select{statement after '#pragma omp %1' must be a for loop|"
9137 "expected %2 for loops after '#pragma omp %1'%select{|, but found only %4}3}0">;
9138 def note_omp_collapse_ordered_expr : Note<
9139 "as specified in %select{'collapse'|'ordered'|'collapse' and 'ordered'}0 clause%select{||s}0">;
9140 def err_omp_negative_expression_in_clause : Error<
9141 "argument to '%0' clause must be a %select{non-negative|strictly positive}1 integer value">;
9142 def err_omp_not_integral : Error<
9143 "expression must have integral or unscoped enumeration "
9145 def err_omp_threadprivate_in_target : Error<
9146 "threadprivate variables cannot be used in target constructs">;
9147 def err_omp_incomplete_type : Error<
9148 "expression has incomplete class type %0">;
9149 def err_omp_explicit_conversion : Error<
9150 "expression requires explicit conversion from %0 to %1">;
9151 def note_omp_conversion_here : Note<
9152 "conversion to %select{integral|enumeration}0 type %1 declared here">;
9153 def err_omp_ambiguous_conversion : Error<
9154 "ambiguous conversion from type %0 to an integral or unscoped "
9155 "enumeration type">;
9156 def err_omp_required_access : Error<
9157 "%0 variable must be %1">;
9158 def err_omp_const_variable : Error<
9159 "const-qualified variable cannot be %0">;
9160 def err_omp_const_not_mutable_variable : Error<
9161 "const-qualified variable without mutable fields cannot be %0">;
9162 def err_omp_const_list_item : Error<
9163 "const-qualified list item cannot be %0">;
9164 def err_omp_linear_incomplete_type : Error<
9165 "a linear variable with incomplete type %0">;
9166 def err_omp_linear_expected_int_or_ptr : Error<
9167 "argument of a linear clause should be of integral or pointer "
9169 def warn_omp_linear_step_zero : Warning<
9170 "zero linear step (%0 %select{|and other variables in clause }1should probably be const)">,
9171 InGroup<OpenMPClauses>;
9172 def warn_omp_alignment_not_power_of_two : Warning<
9173 "aligned clause will be ignored because the requested alignment is not a power of 2">,
9174 InGroup<OpenMPClauses>;
9175 def err_omp_invalid_target_decl : Error<
9176 "%0 used in declare target directive is not a variable or a function name">;
9177 def err_omp_declare_target_multiple : Error<
9178 "%0 appears multiple times in clauses on the same declare target directive">;
9179 def err_omp_declare_target_to_and_link : Error<
9180 "%0 must not appear in both clauses 'to' and 'link'">;
9181 def warn_omp_not_in_target_context : Warning<
9182 "declaration is not declared in any declare target region">,
9183 InGroup<OpenMPTarget>;
9184 def err_omp_function_in_link_clause : Error<
9185 "function name is not allowed in 'link' clause">;
9186 def err_omp_aligned_expected_array_or_ptr : Error<
9187 "argument of aligned clause should be array"
9188 "%select{ or pointer|, pointer, reference to array or reference to pointer}1"
9190 def err_omp_aligned_twice : Error<
9191 "%select{a variable|a parameter|'this'}0 cannot appear in more than one aligned clause">;
9192 def err_omp_local_var_in_threadprivate_init : Error<
9193 "variable with local storage in initial value of threadprivate variable">;
9194 def err_omp_loop_not_canonical_init : Error<
9195 "initialization clause of OpenMP for loop is not in canonical form "
9196 "('var = init' or 'T var = init')">;
9197 def ext_omp_loop_not_canonical_init : ExtWarn<
9198 "initialization clause of OpenMP for loop is not in canonical form "
9199 "('var = init' or 'T var = init')">, InGroup<OpenMPLoopForm>;
9200 def err_omp_loop_not_canonical_cond : Error<
9201 "condition of OpenMP for loop must be a relational comparison "
9202 "('<', '<=', '>', %select{or '>='|'>=', or '!='}0) of loop variable %1">;
9203 def err_omp_loop_not_canonical_incr : Error<
9204 "increment clause of OpenMP for loop must perform simple addition "
9205 "or subtraction on loop variable %0">;
9206 def err_omp_loop_variable_type : Error<
9207 "variable must be of integer or %select{pointer|random access iterator}0 type">;
9208 def err_omp_loop_incr_not_compatible : Error<
9209 "increment expression must cause %0 to %select{decrease|increase}1 "
9210 "on each iteration of OpenMP for loop">;
9211 def note_omp_loop_cond_requres_compatible_incr : Note<
9212 "loop step is expected to be %select{negative|positive}0 due to this condition">;
9213 def err_omp_loop_diff_cxx : Error<
9214 "could not calculate number of iterations calling 'operator-' with "
9215 "upper and lower loop bounds">;
9216 def err_omp_loop_cannot_use_stmt : Error<
9217 "'%0' statement cannot be used in OpenMP for loop">;
9218 def err_omp_simd_region_cannot_use_stmt : Error<
9219 "'%0' statement cannot be used in OpenMP simd region">;
9220 def warn_omp_loop_64_bit_var : Warning<
9221 "OpenMP loop iteration variable cannot have more than 64 bits size and will be narrowed">,
9222 InGroup<OpenMPLoopForm>;
9223 def err_omp_unknown_reduction_identifier : Error<
9224 "incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', "
9225 "'&&', '||', 'min' or 'max' or declare reduction for type %0">;
9226 def err_omp_not_resolved_reduction_identifier : Error<
9227 "unable to resolve declare reduction construct for type %0">;
9228 def err_omp_reduction_ref_type_arg : Error<
9229 "argument of OpenMP clause '%0' must reference the same object in all threads">;
9230 def err_omp_clause_not_arithmetic_type_arg : Error<
9231 "arguments of OpenMP clause '%0' for 'min' or 'max' must be of %select{scalar|arithmetic}1 type">;
9232 def err_omp_clause_floating_type_arg : Error<
9233 "arguments of OpenMP clause '%0' with bitwise operators cannot be of floating type">;
9234 def err_omp_once_referenced : Error<
9235 "variable can appear only once in OpenMP '%0' clause">;
9236 def err_omp_once_referenced_in_target_update : Error<
9237 "variable can appear only once in OpenMP 'target update' construct">;
9238 def note_omp_referenced : Note<
9239 "previously referenced here">;
9240 def err_omp_reduction_in_task : Error<
9241 "reduction variables may not be accessed in an explicit task">;
9242 def err_omp_reduction_id_not_compatible : Error<
9243 "list item of type %0 is not valid for specified reduction operation: unable to provide default initialization value">;
9244 def err_omp_in_reduction_not_task_reduction : Error<
9245 "in_reduction variable must appear in a task_reduction clause">;
9246 def err_omp_reduction_identifier_mismatch : Error<
9247 "in_reduction variable must have the same reduction operation as in a task_reduction clause">;
9248 def note_omp_previous_reduction_identifier : Note<
9249 "previously marked as task_reduction with different reduction operation">;
9250 def err_omp_prohibited_region : Error<
9251 "region cannot be%select{| closely}0 nested inside '%1' region"
9252 "%select{|; perhaps you forget to enclose 'omp %3' directive into a parallel region?|"
9253 "; perhaps you forget to enclose 'omp %3' directive into a for or a parallel for region with 'ordered' clause?|"
9254 "; perhaps you forget to enclose 'omp %3' directive into a target region?|"
9255 "; perhaps you forget to enclose 'omp %3' directive into a teams region?}2">;
9256 def err_omp_prohibited_region_simd : Error<
9257 "OpenMP constructs may not be nested inside a simd region">;
9258 def err_omp_prohibited_region_atomic : Error<
9259 "OpenMP constructs may not be nested inside an atomic region">;
9260 def err_omp_prohibited_region_critical_same_name : Error<
9261 "cannot nest 'critical' regions having the same name %0">;
9262 def note_omp_previous_critical_region : Note<
9263 "previous 'critical' region starts here">;
9264 def err_omp_sections_not_compound_stmt : Error<
9265 "the statement for '#pragma omp sections' must be a compound statement">;
9266 def err_omp_parallel_sections_not_compound_stmt : Error<
9267 "the statement for '#pragma omp parallel sections' must be a compound statement">;
9268 def err_omp_orphaned_section_directive : Error<
9269 "%select{orphaned 'omp section' directives are prohibited, it|'omp section' directive}0"
9270 " must be closely nested to a sections region%select{|, not a %1 region}0">;
9271 def err_omp_sections_substmt_not_section : Error<
9272 "statement in 'omp sections' directive must be enclosed into a section region">;
9273 def err_omp_parallel_sections_substmt_not_section : Error<
9274 "statement in 'omp parallel sections' directive must be enclosed into a section region">;
9275 def err_omp_parallel_reduction_in_task_firstprivate : Error<
9276 "argument of a reduction clause of a %0 construct must not appear in a firstprivate clause on a task construct">;
9277 def err_omp_atomic_read_not_expression_statement : Error<
9278 "the statement for 'atomic read' must be an expression statement of form 'v = x;',"
9279 " where v and x are both lvalue expressions with scalar type">;
9280 def note_omp_atomic_read_write: Note<
9281 "%select{expected an expression statement|expected built-in assignment operator|expected expression of scalar type|expected lvalue expression}0">;
9282 def err_omp_atomic_write_not_expression_statement : Error<
9283 "the statement for 'atomic write' must be an expression statement of form 'x = expr;',"
9284 " where x is a lvalue expression with scalar type">;
9285 def err_omp_atomic_update_not_expression_statement : Error<
9286 "the statement for 'atomic update' must be an expression statement of form '++x;', '--x;', 'x++;', 'x--;', 'x binop= expr;', 'x = x binop expr' or 'x = expr binop x',"
9287 " where x is an l-value expression with scalar type">;
9288 def err_omp_atomic_not_expression_statement : Error<
9289 "the statement for 'atomic' must be an expression statement of form '++x;', '--x;', 'x++;', 'x--;', 'x binop= expr;', 'x = x binop expr' or 'x = expr binop x',"
9290 " where x is an l-value expression with scalar type">;
9291 def note_omp_atomic_update: Note<
9292 "%select{expected an expression statement|expected built-in binary or unary operator|expected unary decrement/increment operation|"
9293 "expected expression of scalar type|expected assignment expression|expected built-in binary operator|"
9294 "expected one of '+', '*', '-', '/', '&', '^', '%|', '<<', or '>>' built-in operations|expected in right hand side of expression}0">;
9295 def err_omp_atomic_capture_not_expression_statement : Error<
9296 "the statement for 'atomic capture' must be an expression statement of form 'v = ++x;', 'v = --x;', 'v = x++;', 'v = x--;', 'v = x binop= expr;', 'v = x = x binop expr' or 'v = x = expr binop x',"
9297 " where x and v are both l-value expressions with scalar type">;
9298 def err_omp_atomic_capture_not_compound_statement : Error<
9299 "the statement for 'atomic capture' must be a compound statement of form '{v = x; x binop= expr;}', '{x binop= expr; v = x;}',"
9300 " '{v = x; x = x binop expr;}', '{v = x; x = expr binop x;}', '{x = x binop expr; v = x;}', '{x = expr binop x; v = x;}' or '{v = x; x = expr;}',"
9301 " '{v = x; x++;}', '{v = x; ++x;}', '{++x; v = x;}', '{x++; v = x;}', '{v = x; x--;}', '{v = x; --x;}', '{--x; v = x;}', '{x--; v = x;}'"
9302 " where x is an l-value expression with scalar type">;
9303 def note_omp_atomic_capture: Note<
9304 "%select{expected assignment expression|expected compound statement|expected exactly two expression statements|expected in right hand side of the first expression}0">;
9305 def err_omp_atomic_several_clauses : Error<
9306 "directive '#pragma omp atomic' cannot contain more than one 'read', 'write', 'update' or 'capture' clause">;
9307 def note_omp_atomic_previous_clause : Note<
9308 "'%0' clause used here">;
9309 def err_omp_target_contains_not_only_teams : Error<
9310 "target construct with nested teams region contains statements outside of the teams construct">;
9311 def note_omp_nested_teams_construct_here : Note<
9312 "nested teams construct here">;
9313 def note_omp_nested_statement_here : Note<
9314 "%select{statement|directive}0 outside teams construct here">;
9315 def err_omp_single_copyprivate_with_nowait : Error<
9316 "the 'copyprivate' clause must not be used with the 'nowait' clause">;
9317 def note_omp_nowait_clause_here : Note<
9318 "'nowait' clause is here">;
9319 def err_omp_single_decl_in_declare_simd_variant : Error<
9320 "single declaration is expected after 'declare %select{simd|variant}0' directive">;
9321 def err_omp_function_expected : Error<
9322 "'#pragma omp declare %select{simd|variant}0' can only be applied to functions">;
9323 def err_omp_wrong_cancel_region : Error<
9324 "one of 'for', 'parallel', 'sections' or 'taskgroup' is expected">;
9325 def err_omp_parent_cancel_region_nowait : Error<
9326 "parent region for 'omp %select{cancellation point|cancel}0' construct cannot be nowait">;
9327 def err_omp_parent_cancel_region_ordered : Error<
9328 "parent region for 'omp %select{cancellation point|cancel}0' construct cannot be ordered">;
9329 def err_omp_reduction_wrong_type : Error<"reduction type cannot be %select{qualified with 'const', 'volatile' or 'restrict'|a function|a reference|an array}0 type">;
9330 def err_omp_wrong_var_in_declare_reduction : Error<"only %select{'omp_priv' or 'omp_orig'|'omp_in' or 'omp_out'}0 variables are allowed in %select{initializer|combiner}0 expression">;
9331 def err_omp_declare_reduction_redefinition : Error<"redefinition of user-defined reduction for type %0">;
9332 def err_omp_mapper_wrong_type : Error<
9333 "mapper type must be of struct, union or class type">;
9334 def err_omp_declare_mapper_wrong_var : Error<
9335 "only variable %0 is allowed in map clauses of this 'omp declare mapper' directive">;
9336 def err_omp_declare_mapper_redefinition : Error<
9337 "redefinition of user-defined mapper for type %0 with name %1">;
9338 def err_omp_invalid_mapper: Error<
9339 "cannot find a valid user-defined mapper for type %0 with name %1">;
9340 def err_omp_array_section_use : Error<"OpenMP array section is not allowed here">;
9341 def err_omp_typecheck_section_value : Error<
9342 "subscripted value is not an array or pointer">;
9343 def err_omp_typecheck_section_not_integer : Error<
9344 "array section %select{lower bound|length}0 is not an integer">;
9345 def err_omp_section_function_type : Error<
9346 "section of pointer to function type %0">;
9347 def warn_omp_section_is_char : Warning<"array section %select{lower bound|length}0 is of type 'char'">,
9348 InGroup<CharSubscript>, DefaultIgnore;
9349 def err_omp_section_incomplete_type : Error<
9350 "section of pointer to incomplete type %0">;
9351 def err_omp_section_not_subset_of_array : Error<
9352 "array section must be a subset of the original array">;
9353 def err_omp_section_length_negative : Error<
9354 "section length is evaluated to a negative value %0">;
9355 def err_omp_section_length_undefined : Error<
9356 "section length is unspecified and cannot be inferred because subscripted value is %select{not an array|an array of unknown bound}0">;
9357 def err_omp_wrong_linear_modifier : Error<
9358 "expected %select{'val' modifier|one of 'ref', val' or 'uval' modifiers}0">;
9359 def err_omp_wrong_linear_modifier_non_reference : Error<
9360 "variable of non-reference type %0 can be used only with 'val' modifier, but used with '%1'">;
9361 def err_omp_wrong_simdlen_safelen_values : Error<
9362 "the value of 'simdlen' parameter must be less than or equal to the value of the 'safelen' parameter">;
9363 def err_omp_wrong_if_directive_name_modifier : Error<
9364 "directive name modifier '%0' is not allowed for '#pragma omp %1'">;
9365 def err_omp_no_more_if_clause : Error<
9366 "no more 'if' clause is allowed">;
9367 def err_omp_unnamed_if_clause : Error<
9368 "expected %select{|one of}0 %1 directive name modifier%select{|s}0">;
9369 def note_omp_previous_named_if_clause : Note<
9370 "previous clause with directive name modifier specified here">;
9371 def err_omp_ordered_directive_with_param : Error<
9372 "'ordered' directive %select{without any clauses|with 'threads' clause}0 cannot be closely nested inside ordered region with specified parameter">;
9373 def err_omp_ordered_directive_without_param : Error<
9374 "'ordered' directive with 'depend' clause cannot be closely nested inside ordered region without specified parameter">;
9375 def note_omp_ordered_param : Note<
9376 "'ordered' clause with specified parameter">;
9377 def err_omp_expected_base_var_name : Error<
9378 "expected variable name as a base of the array %select{subscript|section}0">;
9379 def err_omp_map_shared_storage : Error<
9380 "variable already marked as mapped in current construct">;
9381 def err_omp_invalid_map_type_for_directive : Error<
9382 "%select{map type '%1' is not allowed|map type must be specified}0 for '#pragma omp %2'">;
9383 def err_omp_no_clause_for_directive : Error<
9384 "expected at least one %0 clause for '#pragma omp %1'">;
9385 def err_omp_threadprivate_in_clause : Error<
9386 "threadprivate variables are not allowed in '%0' clause">;
9387 def err_omp_wrong_ordered_loop_count : Error<
9388 "the parameter of the 'ordered' clause must be greater than or equal to the parameter of the 'collapse' clause">;
9389 def note_collapse_loop_count : Note<
9390 "parameter of the 'collapse' clause">;
9391 def err_omp_grainsize_num_tasks_mutually_exclusive : Error<
9392 "'%0' and '%1' clause are mutually exclusive and may not appear on the same directive">;
9393 def note_omp_previous_grainsize_num_tasks : Note<
9394 "'%0' clause is specified here">;
9395 def err_omp_hint_clause_no_name : Error<
9396 "the name of the construct must be specified in presence of 'hint' clause">;
9397 def err_omp_critical_with_hint : Error<
9398 "constructs with the same name must have a 'hint' clause with the same value">;
9399 def note_omp_critical_hint_here : Note<
9400 "%select{|previous }0'hint' clause with value '%1'">;
9401 def note_omp_critical_no_hint : Note<
9402 "%select{|previous }0directive with no 'hint' clause specified">;
9403 def err_omp_depend_clause_thread_simd : Error<
9404 "'depend' clauses cannot be mixed with '%0' clause">;
9405 def err_omp_depend_sink_expected_loop_iteration : Error<
9406 "expected%select{| %1}0 loop iteration variable">;
9407 def err_omp_depend_sink_unexpected_expr : Error<
9408 "unexpected expression: number of expressions is larger than the number of associated loops">;
9409 def err_omp_depend_sink_expected_plus_minus : Error<
9410 "expected '+' or '-' operation">;
9411 def err_omp_depend_sink_source_not_allowed : Error<
9412 "'depend(%select{source|sink:vec}0)' clause%select{|s}0 cannot be mixed with 'depend(%select{sink:vec|source}0)' clause%select{s|}0">;
9413 def err_omp_linear_ordered : Error<
9414 "'linear' clause cannot be specified along with 'ordered' clause with a parameter">;
9415 def err_omp_unexpected_schedule_modifier : Error<
9416 "modifier '%0' cannot be used along with modifier '%1'">;
9417 def err_omp_schedule_nonmonotonic_static : Error<
9418 "'nonmonotonic' modifier can only be specified with 'dynamic' or 'guided' schedule kind">;
9419 def err_omp_schedule_nonmonotonic_ordered : Error<
9420 "'schedule' clause with 'nonmonotonic' modifier cannot be specified if an 'ordered' clause is specified">;
9421 def err_omp_ordered_simd : Error<
9422 "'ordered' clause with a parameter can not be specified in '#pragma omp %0' directive">;
9423 def err_omp_variable_in_given_clause_and_dsa : Error<
9424 "%0 variable cannot be in a %1 clause in '#pragma omp %2' directive">;
9425 def err_omp_param_or_this_in_clause : Error<
9426 "expected reference to one of the parameters of function %0%select{| or 'this'}1">;
9427 def err_omp_expected_uniform_param : Error<
9428 "expected a reference to a parameter specified in a 'uniform' clause">;
9429 def err_omp_expected_int_param : Error<
9430 "expected a reference to an integer-typed parameter">;
9431 def err_omp_at_least_one_motion_clause_required : Error<
9432 "expected at least one 'to' clause or 'from' clause specified to '#pragma omp target update'">;
9433 def err_omp_usedeviceptr_not_a_pointer : Error<
9434 "expected pointer or reference to pointer in 'use_device_ptr' clause">;
9435 def err_omp_argument_type_isdeviceptr : Error <
9436 "expected pointer, array, reference to pointer, or reference to array in 'is_device_ptr clause'">;
9437 def warn_omp_nesting_simd : Warning<
9438 "OpenMP only allows an ordered construct with the simd clause nested in a simd construct">,
9439 InGroup<SourceUsesOpenMP>;
9440 def err_omp_orphaned_device_directive : Error<
9441 "orphaned 'omp %0' directives are prohibited"
9442 "; perhaps you forget to enclose the directive into a %select{|||target |teams }1region?">;
9443 def err_omp_reduction_non_addressable_expression : Error<
9444 "expected addressable reduction item for the task-based directives">;
9445 def err_omp_reduction_with_nogroup : Error<
9446 "'reduction' clause cannot be used with 'nogroup' clause">;
9447 def err_omp_reduction_vla_unsupported : Error<
9448 "cannot generate code for reduction on %select{|array section, which requires a }0variable length array">;
9449 def err_omp_linear_distribute_var_non_loop_iteration : Error<
9450 "only loop iteration variables are allowed in 'linear' clause in distribute directives">;
9451 def warn_omp_non_trivial_type_mapped : Warning<
9452 "Non-trivial type %0 is mapped, only trivial types are guaranteed to be mapped correctly">,
9453 InGroup<OpenMPTarget>;
9454 def err_omp_requires_clause_redeclaration : Error <
9455 "Only one %0 clause can appear on a requires directive in a single translation unit">;
9456 def note_omp_requires_previous_clause : Note <
9457 "%0 clause previously used here">;
9458 def err_omp_target_before_requires : Error <
9459 "target region encountered before requires directive with '%0' clause">;
9460 def note_omp_requires_encountered_target : Note <
9461 "target previously encountered here">;
9462 def err_omp_invalid_scope : Error <
9463 "'#pragma omp %0' directive must appear only in file scope">;
9464 def note_omp_invalid_length_on_this_ptr_mapping : Note <
9465 "expected length on mapping of 'this' array section expression to be '1'">;
9466 def note_omp_invalid_lower_bound_on_this_ptr_mapping : Note <
9467 "expected lower bound on mapping of 'this' array section expression to be '0' or not specified">;
9468 def note_omp_invalid_subscript_on_this_ptr_map : Note <
9469 "expected 'this' subscript expression on map clause to be 'this[0]'">;
9470 def err_omp_invalid_map_this_expr : Error <
9471 "invalid 'this' expression on 'map' clause">;
9472 def err_implied_omp_allocator_handle_t_not_found : Error<
9473 "omp_allocator_handle_t type not found; include <omp.h>">;
9474 def err_omp_expected_predefined_allocator : Error<
9475 "expected one of the predefined allocators for the variables with the static "
9476 "storage: 'omp_default_mem_alloc', 'omp_large_cap_mem_alloc', "
9477 "'omp_const_mem_alloc', 'omp_high_bw_mem_alloc', 'omp_low_lat_mem_alloc', "
9478 "'omp_cgroup_mem_alloc', 'omp_pteam_mem_alloc' or 'omp_thread_mem_alloc'">;
9479 def warn_omp_used_different_allocator : Warning<
9480 "allocate directive specifies %select{default|'%1'}0 allocator while "
9481 "previously used %select{default|'%3'}2">,
9482 InGroup<OpenMPClauses>;
9483 def note_omp_previous_allocator : Note<
9484 "previous allocator is specified here">;
9485 def err_expected_allocator_clause : Error<"expected an 'allocator' clause "
9486 "inside of the target region; provide an 'allocator' clause or use 'requires'"
9487 " directive with the 'dynamic_allocators' clause">;
9488 def err_expected_allocator_expression : Error<"expected an allocator expression "
9489 "inside of the target region; provide an allocator expression or use 'requires'"
9490 " directive with the 'dynamic_allocators' clause">;
9491 def warn_omp_allocate_thread_on_task_target_directive : Warning<
9492 "allocator with the 'thread' trait access has unspecified behavior on '%0' directive">,
9493 InGroup<OpenMPClauses>;
9494 def err_omp_expected_private_copy_for_allocate : Error<
9495 "the referenced item is not found in any private clause on the same directive">;
9496 def err_omp_stmt_depends_on_loop_counter : Error<
9497 "the loop %select{initializer|condition}0 expression depends on the current loop control variable">;
9498 def err_omp_invariant_or_linear_dependency : Error<
9499 "expected loop invariant expression or '<invariant1> * %0 + <invariant2>' kind of expression">;
9500 def err_omp_wrong_dependency_iterator_type : Error<
9501 "expected an integer or a pointer type of the outer loop counter '%0' for non-rectangular nests">;
9502 def err_omp_unsupported_type : Error <
9503 "host requires %0 bit size %1 type support, but device '%2' does not support it">;
9504 def err_omp_lambda_capture_in_declare_target_not_to : Error<
9505 "variable captured in declare target region must appear in a to clause">;
9506 def err_omp_device_type_mismatch : Error<
9507 "'device_type(%0)' does not match previously specified 'device_type(%1)' for the same declaration">;
9508 def err_omp_wrong_device_function_call : Error<
9509 "function with 'device_type(%0)' is not available on %select{device|host}1">;
9510 def note_omp_marked_device_type_here : Note<"marked as 'device_type(%0)' here">;
9511 def warn_omp_declare_target_after_first_use : Warning<
9512 "declaration marked as declare target after first use, it may lead to incorrect results">,
9513 InGroup<OpenMPTarget>;
9514 def err_omp_declare_variant_incompat_attributes : Error<
9515 "'#pragma omp declare variant' is not compatible with any target-specific attributes">;
9516 def warn_omp_declare_variant_after_used : Warning<
9517 "'#pragma omp declare variant' cannot be applied for function after first "
9518 "usage; the original function might be used">, InGroup<SourceUsesOpenMP>;
9519 def warn_omp_declare_variant_after_emitted : Warning<
9520 "'#pragma omp declare variant' cannot be applied to the function that was defined already;"
9521 " the original function might be used">, InGroup<SourceUsesOpenMP>;
9522 def err_omp_declare_variant_noproto : Error<
9523 "function with '#pragma omp declare variant' must have a prototype">;
9524 def note_omp_declare_variant_specified_here : Note<
9525 "'#pragma omp declare variant' for function specified here">;
9526 def err_omp_declare_variant_doesnt_support : Error<
9527 "'#pragma omp declare variant' does not "
9528 "support %select{function templates|virtual functions|"
9529 "deduced return types|constructors|destructors|deleted functions|"
9530 "defaulted functions|constexpr functions|consteval function}0">;
9531 def err_omp_declare_variant_diff : Error<
9532 "function with '#pragma omp declare variant' has a different %select{calling convention"
9533 "|return type|constexpr specification|inline specification|storage class|"
9535 def err_omp_declare_variant_incompat_types : Error<
9536 "variant in '#pragma omp declare variant' with type %0 is incompatible with type %1"
9538 def warn_omp_declare_variant_marked_as_declare_variant : Warning<
9539 "variant function in '#pragma omp declare variant' is itself marked as '#pragma omp declare variant'"
9540 >, InGroup<SourceUsesOpenMP>;
9541 def note_omp_marked_declare_variant_here : Note<"marked as 'declare variant' here">;
9542 } // end of OpenMP category
9544 let CategoryName = "Related Result Type Issue" in {
9545 // Objective-C related result type compatibility
9546 def warn_related_result_type_compatibility_class : Warning<
9547 "method is expected to return an instance of its class type "
9548 "%diff{$, but is declared to return $|"
9549 ", but is declared to return different type}0,1">;
9550 def warn_related_result_type_compatibility_protocol : Warning<
9551 "protocol method is expected to return an instance of the implementing "
9552 "class, but is declared to return %0">;
9553 def note_related_result_type_family : Note<
9554 "%select{overridden|current}0 method is part of the '%select{|alloc|copy|init|"
9555 "mutableCopy|new|autorelease|dealloc|finalize|release|retain|retainCount|"
9556 "self}1' method family%select{| and is expected to return an instance of its "
9558 def note_related_result_type_overridden : Note<
9559 "overridden method returns an instance of its class type">;
9560 def note_related_result_type_inferred : Note<
9561 "%select{class|instance}0 method %1 is assumed to return an instance of "
9562 "its receiver type (%2)">;
9563 def note_related_result_type_explicit : Note<
9564 "%select{overridden|current}0 method is explicitly declared 'instancetype'"
9565 "%select{| and is expected to return an instance of its class type}0">;
9566 def err_invalid_type_for_program_scope_var : Error<
9567 "the %0 type cannot be used to declare a program scope variable">;
9571 let CategoryName = "Modules Issue" in {
9572 def err_module_decl_in_module_map_module : Error<
9573 "'module' declaration found while building module from module map">;
9574 def err_module_decl_in_header_module : Error<
9575 "'module' declaration found while building header unit">;
9576 def err_module_interface_implementation_mismatch : Error<
9577 "missing 'export' specifier in module declaration while "
9578 "building module interface">;
9579 def err_current_module_name_mismatch : Error<
9580 "module name '%0' specified on command line does not match name of module">;
9581 def err_module_redefinition : Error<
9582 "redefinition of module '%0'">;
9583 def note_prev_module_definition : Note<"previously defined here">;
9584 def note_prev_module_definition_from_ast_file : Note<"module loaded from '%0'">;
9585 def err_module_not_defined : Error<
9586 "definition of module '%0' is not available; use -fmodule-file= to specify "
9587 "path to precompiled module interface">;
9588 def err_module_redeclaration : Error<
9589 "translation unit contains multiple module declarations">;
9590 def note_prev_module_declaration : Note<"previous module declaration is here">;
9591 def err_module_declaration_missing : Error<
9592 "missing 'export module' declaration in module interface unit">;
9593 def err_module_declaration_missing_after_global_module_introducer : Error<
9594 "missing 'module' declaration at end of global module fragment "
9596 def err_module_private_specialization : Error<
9597 "%select{template|partial|member}0 specialization cannot be "
9598 "declared __module_private__">;
9599 def err_module_private_local : Error<
9600 "%select{local variable|parameter|typedef}0 %1 cannot be declared "
9601 "__module_private__">;
9602 def err_module_private_local_class : Error<
9603 "local %select{struct|interface|union|class|enum}0 cannot be declared "
9604 "__module_private__">;
9605 def err_module_unimported_use : Error<
9606 "%select{declaration|definition|default argument|"
9607 "explicit specialization|partial specialization}0 of %1 must be imported "
9608 "from module '%2' before it is required">;
9609 def err_module_unimported_use_header : Error<
9610 "missing '#include %3'; "
9611 "%select{declaration|definition|default argument|"
9612 "explicit specialization|partial specialization}0 of %1 must be imported "
9613 "from module '%2' before it is required">;
9614 def err_module_unimported_use_global_module_fragment : Error<
9615 "%select{missing '#include'|missing '#include %3'}2; "
9616 "%select{||default argument of |explicit specialization of |"
9617 "partial specialization of }0%1 must be "
9618 "%select{declared|defined|defined|declared|declared}0 "
9619 "before it is used">;
9620 def err_module_unimported_use_multiple : Error<
9621 "%select{declaration|definition|default argument|"
9622 "explicit specialization|partial specialization}0 of %1 must be imported "
9623 "from one of the following modules before it is required:%2">;
9624 def ext_module_import_in_extern_c : ExtWarn<
9625 "import of C++ module '%0' appears within extern \"C\" language linkage "
9626 "specification">, DefaultError,
9627 InGroup<DiagGroup<"module-import-in-extern-c">>;
9628 def err_module_import_not_at_top_level_fatal : Error<
9629 "import of module '%0' appears within %1">, DefaultFatal;
9630 def ext_module_import_not_at_top_level_noop : ExtWarn<
9631 "redundant #include of module '%0' appears within %1">, DefaultError,
9632 InGroup<DiagGroup<"modules-import-nested-redundant">>;
9633 def note_module_import_not_at_top_level : Note<"%0 begins here">;
9634 def err_module_self_import : Error<
9635 "import of module '%0' appears within same top-level module '%1'">;
9636 def err_module_import_in_implementation : Error<
9637 "@import of module '%0' in implementation of '%1'; use #import">;
9640 def err_module_decl_not_at_start : Error<
9641 "module declaration must occur at the start of the translation unit">;
9642 def note_global_module_introducer_missing : Note<
9643 "add 'module;' to the start of the file to introduce a "
9644 "global module fragment">;
9645 def err_export_within_anonymous_namespace : Error<
9646 "export declaration appears within anonymous namespace">;
9647 def note_anonymous_namespace : Note<"anonymous namespace begins here">;
9648 def ext_export_no_name_block : ExtWarn<
9649 "ISO C++20 does not permit %select{an empty|a static_assert}0 declaration "
9650 "to appear in an export block">, InGroup<ExportUnnamed>;
9651 def ext_export_no_names : ExtWarn<
9652 "ISO C++20 does not permit a declaration that does not introduce any names "
9653 "to be exported">, InGroup<ExportUnnamed>;
9654 def note_export : Note<"export block begins here">;
9655 def err_export_no_name : Error<
9656 "%select{empty|static_assert|asm}0 declaration cannot be exported">;
9657 def ext_export_using_directive : ExtWarn<
9658 "ISO C++20 does not permit using directive to be exported">,
9659 InGroup<DiagGroup<"export-using-directive">>;
9660 def err_export_within_export : Error<
9661 "export declaration appears within another export declaration">;
9662 def err_export_internal : Error<
9663 "declaration of %0 with internal linkage cannot be exported">;
9664 def err_export_using_internal : Error<
9665 "using declaration referring to %0 with internal linkage cannot be exported">;
9666 def err_export_not_in_module_interface : Error<
9667 "export declaration can only be used within a module interface unit"
9668 "%select{ after the module declaration|}0">;
9669 def err_export_in_private_module_fragment : Error<
9670 "export declaration cannot be used in a private module fragment">;
9671 def note_private_module_fragment : Note<
9672 "private module fragment begins here">;
9673 def err_private_module_fragment_not_module : Error<
9674 "private module fragment declaration with no preceding module declaration">;
9675 def err_private_module_fragment_redefined : Error<
9676 "private module fragment redefined">;
9677 def err_private_module_fragment_not_module_interface : Error<
9678 "private module fragment in module implementation unit">;
9679 def note_not_module_interface_add_export : Note<
9680 "add 'export' here if this is intended to be a module interface unit">;
9682 def ext_equivalent_internal_linkage_decl_in_modules : ExtWarn<
9683 "ambiguous use of internal linkage declaration %0 defined in multiple modules">,
9684 InGroup<DiagGroup<"modules-ambiguous-internal-linkage">>;
9685 def note_equivalent_internal_linkage_decl : Note<
9686 "declared here%select{ in module '%1'|}0">;
9688 def note_redefinition_modules_same_file : Note<
9689 "'%0' included multiple times, additional include site in header from module '%1'">;
9690 def note_redefinition_include_same_file : Note<
9691 "'%0' included multiple times, additional include site here">;
9694 let CategoryName = "Coroutines Issue" in {
9695 def err_return_in_coroutine : Error<
9696 "return statement not allowed in coroutine; did you mean 'co_return'?">;
9697 def note_declared_coroutine_here : Note<
9698 "function is a coroutine due to use of '%0' here">;
9699 def err_coroutine_objc_method : Error<
9700 "Objective-C methods as coroutines are not yet supported">;
9701 def err_coroutine_unevaluated_context : Error<
9702 "'%0' cannot be used in an unevaluated context">;
9703 def err_coroutine_within_handler : Error<
9704 "'%0' cannot be used in the handler of a try block">;
9705 def err_coroutine_outside_function : Error<
9706 "'%0' cannot be used outside a function">;
9707 def err_coroutine_invalid_func_context : Error<
9708 "'%1' cannot be used in %select{a constructor|a destructor"
9709 "|the 'main' function|a constexpr function"
9710 "|a function with a deduced return type|a varargs function"
9711 "|a consteval function}0">;
9712 def err_implied_coroutine_type_not_found : Error<
9713 "%0 type was not found; include <experimental/coroutine> before defining "
9715 def err_implicit_coroutine_std_nothrow_type_not_found : Error<
9716 "std::nothrow was not found; include <new> before defining a coroutine which "
9717 "uses get_return_object_on_allocation_failure()">;
9718 def err_malformed_std_nothrow : Error<
9719 "std::nothrow must be a valid variable declaration">;
9720 def err_malformed_std_coroutine_handle : Error<
9721 "std::experimental::coroutine_handle must be a class template">;
9722 def err_coroutine_handle_missing_member : Error<
9723 "std::experimental::coroutine_handle missing a member named '%0'">;
9724 def err_malformed_std_coroutine_traits : Error<
9725 "'std::experimental::coroutine_traits' must be a class template">;
9726 def err_implied_std_coroutine_traits_promise_type_not_found : Error<
9727 "this function cannot be a coroutine: %q0 has no member named 'promise_type'">;
9728 def err_implied_std_coroutine_traits_promise_type_not_class : Error<
9729 "this function cannot be a coroutine: %0 is not a class">;
9730 def err_coroutine_promise_type_incomplete : Error<
9731 "this function cannot be a coroutine: %0 is an incomplete type">;
9732 def err_coroutine_type_missing_specialization : Error<
9733 "this function cannot be a coroutine: missing definition of "
9734 "specialization %0">;
9735 def err_coroutine_promise_incompatible_return_functions : Error<
9736 "the coroutine promise type %0 declares both 'return_value' and 'return_void'">;
9737 def err_coroutine_promise_requires_return_function : Error<
9738 "the coroutine promise type %0 must declare either 'return_value' or 'return_void'">;
9739 def note_coroutine_promise_implicit_await_transform_required_here : Note<
9740 "call to 'await_transform' implicitly required by 'co_await' here">;
9741 def note_coroutine_promise_suspend_implicitly_required : Note<
9742 "call to '%select{initial_suspend|final_suspend}0' implicitly "
9743 "required by the %select{initial suspend point|final suspend point}0">;
9744 def err_coroutine_promise_unhandled_exception_required : Error<
9745 "%0 is required to declare the member 'unhandled_exception()'">;
9746 def warn_coroutine_promise_unhandled_exception_required_with_exceptions : Warning<
9747 "%0 is required to declare the member 'unhandled_exception()' when exceptions are enabled">,
9748 InGroup<CoroutineMissingUnhandledException>;
9749 def err_coroutine_promise_get_return_object_on_allocation_failure : Error<
9750 "%0: 'get_return_object_on_allocation_failure()' must be a static member function">;
9751 def err_seh_in_a_coroutine_with_cxx_exceptions : Error<
9752 "cannot use SEH '__try' in a coroutine when C++ exceptions are enabled">;
9753 def err_coroutine_promise_new_requires_nothrow : Error<
9754 "%0 is required to have a non-throwing noexcept specification when the promise "
9755 "type declares 'get_return_object_on_allocation_failure()'">;
9756 def note_coroutine_promise_call_implicitly_required : Note<
9757 "call to %0 implicitly required by coroutine function here">;
9758 def err_await_suspend_invalid_return_type : Error<
9759 "return type of 'await_suspend' is required to be 'void' or 'bool' (have %0)"
9761 def note_await_ready_no_bool_conversion : Note<
9762 "return type of 'await_ready' is required to be contextually convertible to 'bool'"
9766 let CategoryName = "Documentation Issue" in {
9767 def warn_not_a_doxygen_trailing_member_comment : Warning<
9768 "not a Doxygen trailing comment">, InGroup<Documentation>, DefaultIgnore;
9769 } // end of documentation issue category
9771 let CategoryName = "Nullability Issue" in {
9773 def warn_mismatched_nullability_attr : Warning<
9774 "nullability specifier %0 conflicts with existing specifier %1">,
9775 InGroup<Nullability>;
9777 def warn_nullability_declspec : Warning<
9778 "nullability specifier %0 cannot be applied "
9779 "to non-pointer type %1; did you mean to apply the specifier to the "
9780 "%select{pointer|block pointer|member pointer|function pointer|"
9781 "member function pointer}2?">,
9782 InGroup<NullabilityDeclSpec>,
9785 def note_nullability_here : Note<"%0 specified here">;
9787 def err_nullability_nonpointer : Error<
9788 "nullability specifier %0 cannot be applied to non-pointer type %1">;
9790 def warn_nullability_lost : Warning<
9791 "implicit conversion from nullable pointer %0 to non-nullable pointer "
9793 InGroup<NullableToNonNullConversion>, DefaultIgnore;
9794 def warn_zero_as_null_pointer_constant : Warning<
9795 "zero as null pointer constant">,
9796 InGroup<DiagGroup<"zero-as-null-pointer-constant">>, DefaultIgnore;
9798 def err_nullability_cs_multilevel : Error<
9799 "nullability keyword %0 cannot be applied to multi-level pointer type %1">;
9800 def note_nullability_type_specifier : Note<
9801 "use nullability type specifier %0 to affect the innermost "
9802 "pointer type of %1">;
9804 def warn_null_resettable_setter : Warning<
9805 "synthesized setter %0 for null_resettable property %1 does not handle nil">,
9806 InGroup<Nullability>;
9808 def warn_nullability_missing : Warning<
9809 "%select{pointer|block pointer|member pointer}0 is missing a nullability "
9810 "type specifier (_Nonnull, _Nullable, or _Null_unspecified)">,
9811 InGroup<NullabilityCompleteness>;
9812 def warn_nullability_missing_array : Warning<
9813 "array parameter is missing a nullability type specifier (_Nonnull, "
9814 "_Nullable, or _Null_unspecified)">,
9815 InGroup<NullabilityCompletenessOnArrays>;
9816 def note_nullability_fix_it : Note<
9817 "insert '%select{_Nonnull|_Nullable|_Null_unspecified}0' if the "
9818 "%select{pointer|block pointer|member pointer|array parameter}1 "
9819 "%select{should never be null|may be null|should not declare nullability}0">;
9821 def warn_nullability_inferred_on_nested_type : Warning<
9822 "inferring '_Nonnull' for pointer type within %select{array|reference}0 is "
9824 InGroup<NullabilityInferredOnNestedType>;
9826 def err_objc_type_arg_explicit_nullability : Error<
9827 "type argument %0 cannot explicitly specify nullability">;
9829 def err_objc_type_param_bound_explicit_nullability : Error<
9830 "type parameter %0 bound %1 cannot explicitly specify nullability">;
9834 let CategoryName = "Generics Issue" in {
9836 def err_objc_type_param_bound_nonobject : Error<
9837 "type bound %0 for type parameter %1 is not an Objective-C pointer type">;
9839 def err_objc_type_param_bound_missing_pointer : Error<
9840 "missing '*' in type bound %0 for type parameter %1">;
9841 def err_objc_type_param_bound_qualified : Error<
9842 "type bound %1 for type parameter %0 cannot be qualified with '%2'">;
9844 def err_objc_type_param_redecl : Error<
9845 "redeclaration of type parameter %0">;
9847 def err_objc_type_param_arity_mismatch : Error<
9848 "%select{forward class declaration|class definition|category|extension}0 has "
9849 "too %select{few|many}1 type parameters (expected %2, have %3)">;
9851 def err_objc_type_param_bound_conflict : Error<
9852 "type bound %0 for type parameter %1 conflicts with "
9853 "%select{implicit|previous}2 bound %3%select{for type parameter %5|}4">;
9855 def err_objc_type_param_variance_conflict : Error<
9856 "%select{in|co|contra}0variant type parameter %1 conflicts with previous "
9857 "%select{in|co|contra}2variant type parameter %3">;
9859 def note_objc_type_param_here : Note<"type parameter %0 declared here">;
9861 def err_objc_type_param_bound_missing : Error<
9862 "missing type bound %0 for type parameter %1 in %select{@interface|@class}2">;
9864 def err_objc_parameterized_category_nonclass : Error<
9865 "%select{extension|category}0 of non-parameterized class %1 cannot have type "
9868 def err_objc_parameterized_forward_class : Error<
9869 "forward declaration of non-parameterized class %0 cannot have type "
9872 def err_objc_parameterized_forward_class_first : Error<
9873 "class %0 previously declared with type parameters">;
9875 def err_objc_type_arg_missing_star : Error<
9876 "type argument %0 must be a pointer (requires a '*')">;
9877 def err_objc_type_arg_qualified : Error<
9878 "type argument %0 cannot be qualified with '%1'">;
9880 def err_objc_type_arg_missing : Error<
9881 "no type or protocol named %0">;
9883 def err_objc_type_args_and_protocols : Error<
9884 "angle brackets contain both a %select{type|protocol}0 (%1) and a "
9885 "%select{protocol|type}0 (%2)">;
9887 def err_objc_type_args_non_class : Error<
9888 "type arguments cannot be applied to non-class type %0">;
9890 def err_objc_type_args_non_parameterized_class : Error<
9891 "type arguments cannot be applied to non-parameterized class %0">;
9893 def err_objc_type_args_specialized_class : Error<
9894 "type arguments cannot be applied to already-specialized class type %0">;
9896 def err_objc_type_args_wrong_arity : Error<
9897 "too %select{many|few}0 type arguments for class %1 (have %2, expected %3)">;
9900 def err_objc_type_arg_not_id_compatible : Error<
9901 "type argument %0 is neither an Objective-C object nor a block type">;
9903 def err_objc_type_arg_does_not_match_bound : Error<
9904 "type argument %0 does not satisfy the bound (%1) of type parameter %2">;
9906 def warn_objc_redundant_qualified_class_type : Warning<
9907 "parameterized class %0 already conforms to the protocols listed; did you "
9908 "forget a '*'?">, InGroup<ObjCProtocolQualifiers>;
9910 def warn_block_literal_attributes_on_omitted_return_type : Warning<
9911 "attribute %0 ignored, because it cannot be applied to omitted return type">,
9912 InGroup<IgnoredAttributes>;
9914 def warn_block_literal_qualifiers_on_omitted_return_type : Warning<
9915 "'%0' qualifier on omitted return type %1 has no effect">,
9916 InGroup<IgnoredQualifiers>;
9918 def warn_shadow_field : Warning<
9919 "%select{parameter|non-static data member}3 %0 %select{|of %1 }3shadows "
9920 "member inherited from type %2">, InGroup<ShadowField>, DefaultIgnore;
9921 def note_shadow_field : Note<"declared here">;
9923 def err_multiversion_required_in_redecl : Error<
9924 "function declaration is missing %select{'target'|'cpu_specific' or "
9925 "'cpu_dispatch'}0 attribute in a multiversioned function">;
9926 def note_multiversioning_caused_here : Note<
9927 "function multiversioning caused by this declaration">;
9928 def err_multiversion_after_used : Error<
9929 "function declaration cannot become a multiversioned function after first "
9931 def err_bad_multiversion_option : Error<
9932 "function multiversioning doesn't support %select{feature|architecture}0 "
9934 def err_multiversion_duplicate : Error<
9935 "multiversioned function redeclarations require identical target attributes">;
9936 def err_multiversion_noproto : Error<
9937 "multiversioned function must have a prototype">;
9938 def err_multiversion_no_other_attrs : Error<
9939 "attribute '%select{target|cpu_specific|cpu_dispatch}0' multiversioning cannot be combined"
9940 " with other attributes">;
9941 def err_multiversion_diff : Error<
9942 "multiversioned function declaration has a different %select{calling convention"
9943 "|return type|constexpr specification|inline specification|storage class|"
9945 def err_multiversion_doesnt_support : Error<
9946 "attribute '%select{target|cpu_specific|cpu_dispatch}0' multiversioned functions do not "
9947 "yet support %select{function templates|virtual functions|"
9948 "deduced return types|constructors|destructors|deleted functions|"
9949 "defaulted functions|constexpr functions|consteval function}1">;
9950 def err_multiversion_not_allowed_on_main : Error<
9951 "'main' cannot be a multiversioned function">;
9952 def err_multiversion_not_supported : Error<
9953 "function multiversioning is not supported on the current target">;
9954 def err_multiversion_types_mixed : Error<
9955 "multiversioning attributes cannot be combined">;
9956 def err_cpu_dispatch_mismatch : Error<
9957 "'cpu_dispatch' function redeclared with different CPUs">;
9958 def err_cpu_specific_multiple_defs : Error<
9959 "multiple 'cpu_specific' functions cannot specify the same CPU: %0">;
9960 def warn_multiversion_duplicate_entries : Warning<
9961 "CPU list contains duplicate entries; attribute ignored">,
9962 InGroup<FunctionMultiVersioning>;
9963 def warn_dispatch_body_ignored : Warning<
9964 "body of cpu_dispatch function will be ignored">,
9965 InGroup<FunctionMultiVersioning>;
9967 // three-way comparison operator diagnostics
9968 def err_implied_comparison_category_type_not_found : Error<
9969 "cannot deduce return type of 'operator<=>' because type '%0' was not found; "
9970 "include <compare>">;
9971 def err_spaceship_argument_narrowing : Error<
9972 "argument to 'operator<=>' "
9973 "%select{cannot be narrowed from type %1 to %2|"
9974 "evaluates to %1, which cannot be narrowed to type %2}0">;
9975 def err_std_compare_type_not_supported : Error<
9976 "standard library implementation of %0 is not supported; "
9977 "%select{member '%2' does not have expected form|"
9978 "member '%2' is missing|"
9979 "the type is not trivially copyable|"
9980 "the type does not have the expected form}1">;
9981 def note_rewriting_operator_as_spaceship : Note<
9982 "while rewriting comparison as call to 'operator<=>' declared here">;
9984 // Memory Tagging Extensions (MTE) diagnostics
9985 def err_memtag_arg_null_or_pointer : Error<
9986 "%0 argument of MTE builtin function must be a null or a pointer (%1 invalid)">;
9987 def err_memtag_any2arg_pointer : Error<
9988 "at least one argument of MTE builtin function must be a pointer (%0, %1 invalid)">;
9989 def err_memtag_arg_must_be_pointer : Error<
9990 "%0 argument of MTE builtin function must be a pointer (%1 invalid)">;
9991 def err_memtag_arg_must_be_integer : Error<
9992 "%0 argument of MTE builtin function must be an integer type (%1 invalid)">;
9994 def warn_dereference_of_noderef_type : Warning<
9995 "dereferencing %0; was declared with a 'noderef' type">, InGroup<NoDeref>;
9996 def warn_dereference_of_noderef_type_no_decl : Warning<
9997 "dereferencing expression marked as 'noderef'">, InGroup<NoDeref>;
9998 def warn_noderef_on_non_pointer_or_array : Warning<
9999 "'noderef' can only be used on an array or pointer type">, InGroup<IgnoredAttributes>;
10000 def warn_noderef_to_dereferenceable_pointer : Warning<
10001 "casting to dereferenceable pointer removes 'noderef' attribute">, InGroup<NoDeref>;
10003 def err_builtin_launder_invalid_arg : Error<
10004 "%select{non-pointer|function pointer|void pointer}0 argument to "
10005 "'__builtin_launder' is not allowed">;
10007 def err_preserve_field_info_not_field : Error<
10008 "__builtin_preserve_field_info argument %0 not a field access">;
10009 def err_preserve_field_info_not_const: Error<
10010 "__builtin_preserve_field_info argument %0 not a constant">;
10012 def err_bit_cast_non_trivially_copyable : Error<
10013 "__builtin_bit_cast %select{source|destination}0 type must be trivially copyable">;
10014 def err_bit_cast_type_size_mismatch : Error<
10015 "__builtin_bit_cast source size does not equal destination size (%0 vs %1)">;
10016 } // end of sema component.