Douglas Gregor [Mon, 3 Jan 2011 09:37:44 +0000 (09:37 +0000)]
When we attempt to create a built-in that involves a library type we
don't have access to (e.g., fprintf, which needs the library type
FILE), fail with a warning and forget about the builtin
entirely. Previously, we would actually provide an error, which breaks
autoconf's super-lame checks for fprintf, longjmp, etc. Fixes PR8316.
Nick Lewycky [Fri, 31 Dec 2010 17:31:54 +0000 (17:31 +0000)]
Remove stray emacs mode markers in all these files that was causing emacs to
open them in fundamental-mode instead of c++-mode.
Also twiddle whitespace for consistency in ToolChains.cpp.
Francois Pichet [Fri, 31 Dec 2010 10:43:42 +0000 (10:43 +0000)]
MSVC doesn't require an accessible copy-constructor when binding a temporary class object to a const-reference.
Note: this is not a C++0x behavior change, it was already like that in MSVC 2003.
This fixes a compile error when parsing MSVC header files with clang.
David Chisnall [Thu, 30 Dec 2010 14:05:53 +0000 (14:05 +0000)]
Expose Objective-C type encodings of declarations to libclang users. This also adds a method in ASTContext which encodes FunctionDecls using the same encoding format that is used for Objective-C methods.
Rafael Espindola [Wed, 29 Dec 2010 23:02:58 +0000 (23:02 +0000)]
Fix PR8796.
The problem was that we were asserting the we never added an empty class
to the same offset twice. This is not true for unions, where two members, empty
or not, can have the some offset.
Francois Pichet [Mon, 27 Dec 2010 01:32:00 +0000 (01:32 +0000)]
More __uuidof validation:
1. Do not validate for uuid attribute if the type is template dependent.
2. Search every class declaration and definition for the uuid attribute.
David Chisnall [Sun, 26 Dec 2010 22:13:16 +0000 (22:13 +0000)]
Add support for GNU runtime property set / get structure functions. Minor refactoring of Mac runtime (returns the same function for both, as the Mac runtimes currently only provide a single entry point for setting and getting struct properties, although this will presumably be fixed at some point).
Chris Lattner [Sat, 25 Dec 2010 23:25:43 +0000 (23:25 +0000)]
The -fshort-wchar option causes wchar_t to become unsigned, in addition to being
16-bits in size. Implement this by splitting WChar into two enums, like we have
for char. This fixes a miscompmilation of XULRunner, PR8856.
Ted Kremenek [Fri, 24 Dec 2010 08:39:33 +0000 (08:39 +0000)]
Add basic support for pointer arithmetic in
SimpleSValBuilder. This clears up some
false positives emitted by ArrayBoundCheckerV2
due to the lack of support for pointer arithmetic.
ifndef _MSC_VER out #pragma mark on MSVC. It still tries to parse the text even
though it doesn't know what it is, and complains about invalid tokens ;/.
Handle locations coming from macro instantiations properly in SourceManager::isBeforeInTranslationUnit().
Fixes rdar://8790245 and http://llvm.org/PR8821.
John McCall [Fri, 24 Dec 2010 02:08:15 +0000 (02:08 +0000)]
Refactor how we collect attributes during parsing, and add slots for attributes
on array and function declarators. This is pretty far from complete, and I'll
revisit it later if someone doesn't beat me to it.
Douglas Gregor [Fri, 24 Dec 2010 00:35:52 +0000 (00:35 +0000)]
Fix a thinko in a helper routine for template argument deduction that
caused an assertion when dealing with non-type template parameter
packs. Add some tests for deduction and instantiation of non-type
template parameter packs.
Douglas Gregor [Fri, 24 Dec 2010 00:15:10 +0000 (00:15 +0000)]
When instantiating a non-type template parameter pack, be sure to
extract the appropriate argument from the argument pack (based on the
current substitution index, of course). Simple instantiation of pack
expansions involving non-type template parameter packs now works.
Douglas Gregor [Thu, 23 Dec 2010 22:44:42 +0000 (22:44 +0000)]
Implement parsing of function parameter packs and non-type template
parameter packs (C++0x [dcl.fct]p13), including disambiguation between
unnamed function parameter packs and varargs (C++0x [dcl.fct]p14) for
cases like
void f(T...)
where T may or may not contain unexpanded parameter packs.
Ted Kremenek [Thu, 23 Dec 2010 21:35:43 +0000 (21:35 +0000)]
Add -fobjc-default-synthesized-properties flag
to allow us to explicitly control whether or
not Objective-C properties are default synthesized.
Currently this feature only works when using
the -fobjc-non-fragile-abi2 flag (so there is
no functionality change), but we can now turn
off this feature without turning off all the features
coupled with -fobjc-non-fragile-abi2.
Douglas Gregor [Thu, 23 Dec 2010 17:13:55 +0000 (17:13 +0000)]
Reimplement the comparison of a class template partial
specialization's template arguments against the primary template's
template arguments using the obvious, correct method of checking the
injected-class-name type (C++ [temp.class.spec]p9b3). The previous
incarnation of this comparison attempted to use its own formulation of
the injected-class-name, which is redudant and, with the introduction
of variadic templates, became wrong (again).
Douglas Gregor [Thu, 23 Dec 2010 16:00:30 +0000 (16:00 +0000)]
When forming the injected-class-name of a variadic template, the
template argument corresponding to a template parameter pack is an
argument pack of a pack expansion of that template parameter
pack. Implements C++0x [temp.dep.type]p2 (at least, as much of it as
we can).
Ted Kremenek [Thu, 23 Dec 2010 02:42:49 +0000 (02:42 +0000)]
It's amazing what you find when you actually
set the RUN line correctly in a test file!
Mark a bunch of tests for ArrayBoundCheckerV2
as FIXME's, as our current lack of pointer
arithmetic handling causes these to be all
false positives/negatives.
Douglas Gregor [Thu, 23 Dec 2010 01:52:01 +0000 (01:52 +0000)]
Implement the part of C++0x [temp.arg.explicit]p3 that pertains to
parameter packs. In particular, a parameter pack not otherwise deduced
is deduced to an empty parameter pack.
The C++0x wording here is a bit unfortunate; this should really only
apply to function templates, and it mentions "trailing" parameter
packs, which doesn't really make sense in the context of function
templates. Will file a core issue separately.
Douglas Gregor [Thu, 23 Dec 2010 01:24:45 +0000 (01:24 +0000)]
Implement the rest of C++0x [temp.deduct.type]p9, which specifies that
the presence of a pack expansion anywhere except at the end of a
template-argument-list causes the entire template-argument-list to be
a non-deduced context.
Jeffrey Yasskin [Thu, 23 Dec 2010 01:01:28 +0000 (01:01 +0000)]
Change all self assignments X=X to (void)X, so that we can turn on a
new gcc warning that complains on self-assignments and
self-initializations. Fix one bug found by the warning, in which one
clang::OverloadCandidate constructor failed to initialize its
FunctionTemplate member.
Douglas Gregor [Wed, 22 Dec 2010 23:09:49 +0000 (23:09 +0000)]
Unify the consistency checking for deduced template arguments into a
single routine. Extend that routine to handle consistency
checking for template argument packs, so that we can compare the
deduced packs for template parameter packs across different pack
expansions.
Douglas Gregor [Wed, 22 Dec 2010 21:19:48 +0000 (21:19 +0000)]
Implement template argument deduction for pack expansions whose
pattern is a template argument, which involves repeatedly deducing
template arguments using the pattern of the pack expansion, then
bundling the resulting deductions into an argument pack.
We can now handle a variety of simple list-handling metaprograms using
variadic templates. See, e.g., the new "count" metaprogram.
Move AnalysisConsumer.cpp and ExprEngine.cpp into the Checkers subdir temporarily
to avoid cyclic dependency between the libraries and fix the linux build.
Douglas Gregor [Wed, 22 Dec 2010 18:55:49 +0000 (18:55 +0000)]
When performing template argument deduction where the argument is a
dependent template specialization type, the number of template
arguments need not match precisely. Rather than checking the number of
arguments eagerly (which does not consider argument packs), let the
deduction routine for template argument lists cope with too many/too
few arguments.
Douglas Gregor [Wed, 22 Dec 2010 18:17:10 +0000 (18:17 +0000)]
Implicitly expand argument packs when performing template argument
deduction. Unify all of the looping over template arguments for
deduction purposes into a single place, where argument pack expansion
occurs; this is also the hook for deducing from pack expansions, which
itself is not yet implemented.
For now, at least we can handle a basic "count" metafunction written
with variadics. See the new test for the formulation that works.
Zhongxing Xu [Wed, 22 Dec 2010 07:20:27 +0000 (07:20 +0000)]
After inlining the CXXConstructExpr, bind the temporary object region to it.
This change is necessary when the variable is a const reference and we need
the l-value of the construct expr. After that, when binding the variable,
recover the lazy compound value when the variable is not a reference.
In Environment, use the value of a no-op cast expression when it has one.
Otherwise, blast-through it.
Francois Pichet [Wed, 22 Dec 2010 03:46:10 +0000 (03:46 +0000)]
Redesign the way anonymous fields are handled in designated-initializers.
Previously designated anonymous fields were found via name lookup. This redesign uses the fact that an IndirectFieldDecl declaration will always follow an anonymous implicit field to remove the special case of name lookup.
Douglas Gregor [Tue, 21 Dec 2010 22:27:23 +0000 (22:27 +0000)]
Tweak the checking of class template partial specialization arguments
to cope with parameter packs. This is a band-aid I will be
revisiting this section when I implement declaration matching
semantics for variadic templates.
Douglas Gregor [Tue, 21 Dec 2010 21:40:41 +0000 (21:40 +0000)]
For member pointer conversions potentially involving derived-to-base
conversions, make sure that the (possibly) derived type is complete
before looking for base classes.
Douglas Gregor [Tue, 21 Dec 2010 19:47:46 +0000 (19:47 +0000)]
In C++, if the user redeclares a builtin function with a type that is
inconsistent with the type that the builtin *should* have, forget
about the builtin altogether: we don't want subsequence analyses,
CodeGen, etc., to think that we have a proper builtin function.
C is protected from errors here because it allows one to use a
library builtin without having a declaration, and detects inconsistent
(re-)declarations of builtins during declaration merging. C++ was
unprotected, and therefore would crash.
Douglas Gregor [Tue, 21 Dec 2010 19:07:48 +0000 (19:07 +0000)]
When determining which preprocessed entities to traverse in libclang,
take into account the region of interest. Otherwise, we may fail to
traverse some important preprocessed entity cursors.
Fixes <rdar://problem/8554072>.
Douglas Gregor [Tue, 21 Dec 2010 17:34:17 +0000 (17:34 +0000)]
Fix a major inconsistency in the representation of Objective-C
classes, categories, protocols, and class extensions, where the
methods and properties of these entities would be inserted into the
DeclContext in an ordering that doesn't necessarily reflect source
order. The culprits were Sema::ActOnMethodDeclaration(), which did not
perform the insertion of the just-created method declaration into
the DeclContext for these Objective-C entities, and
Sema::ActOnAtEnd(), which inserted all method declarations at the
*end* of the DeclContext.
With this fix in hand, clean up the code-completion actions for
property setters/getters that worked around this brokenness in the AST.
Fixes <rdar://problem/8062781>, where this problem manifested as poor
token-annotation information, but this would have struck again in many
other places.
Douglas Gregor [Tue, 21 Dec 2010 16:27:07 +0000 (16:27 +0000)]
Implement BlockDecl::getSourceRange(). The bogus source-range
information caused token-annotation to fail in funny ways. Fixes
<rdar://problem/8595386>.
Douglas Gregor [Tue, 21 Dec 2010 07:55:45 +0000 (07:55 +0000)]
Teach clang_getCursorSemanticParent() and
clang_getCursorLexicalParent() to cope with class and function
templates, along with the parent of the translation unit. Fixes PR8761
and PR8766.
projects / clang / log