if (!DTy->isForwardDecl())
addSourceLine(Buffer, DTy);
- // If DWARF address space value is other than None, add it for pointer and
- // reference types as DW_AT_address_class.
- if (DTy->getDWARFAddressSpace() && (Tag == dwarf::DW_TAG_pointer_type ||
- Tag == dwarf::DW_TAG_reference_type))
+ // If DWARF address space value is other than None, add it. The IR
+ // verifier checks that DWARF address space only exists for pointer
+ // or reference types.
+ if (DTy->getDWARFAddressSpace())
addUInt(Buffer, dwarf::DW_AT_address_class, dwarf::DW_FORM_data4,
DTy->getDWARFAddressSpace().getValue());
}
if (N.getDWARFAddressSpace()) {
AssertDI(N.getTag() == dwarf::DW_TAG_pointer_type ||
- N.getTag() == dwarf::DW_TAG_reference_type,
+ N.getTag() == dwarf::DW_TAG_reference_type ||
+ N.getTag() == dwarf::DW_TAG_rvalue_reference_type,
"DWARF address space only applies to pointer or reference types",
&N);
}
--- /dev/null
+; REQUIRES: object-emission
+
+; RUN: %llc_dwarf -O0 -filetype=obj < %s | llvm-dwarfdump -debug-info - | FileCheck %s
+
+; This nonsensical example tests that address spaces for rvalue
+; references are produced.
+
+; CHECK: DW_TAG_rvalue_reference_type
+; CHECK-NOT: DW_TAG
+; CHECK: DW_AT_address_class (0x00000001)
+
+@y = global i8* null, align 8, !dbg !0
+
+!llvm.dbg.cu = !{!5}
+!llvm.module.flags = !{!8, !9}
+
+!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
+!1 = !DIGlobalVariable(name: "x", scope: null, file: !2, line: 2, type: !3, isLocal: false, isDefinition: true)
+!2 = !DIFile(filename: "test.cpp", directory: "/")
+!3 = !DIDerivedType(tag: DW_TAG_rvalue_reference_type, baseType: !4, size: 64, align: 64, dwarfAddressSpace: 1)
+!4 = !DIBasicType(name: "long long unsigned int", size: 64, encoding: DW_ATE_unsigned)
+!5 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !2, producer: "clang version 3.5.0 ", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !6, retainedTypes: !6, globals: !7, imports: !6)
+!6 = !{}
+!7 = !{!0}
+!8 = !{i32 2, !"Dwarf Version", i32 5}
+!9 = !{i32 1, !"Debug Info Version", i32 3}
-; RUN: not opt -S < %s 2>&1 | FileCheck %s
+; RUN: opt -S < %s 2>&1 | FileCheck %s
!named = !{!0, !1}
!0 = !DIBasicType(tag: DW_TAG_base_type, name: "name", size: 1, align: 2, encoding: DW_ATE_unsigned_char)
-; CHECK: DWARF address space only applies to pointer or reference types
+; CHECK: !DIDerivedType(tag: DW_TAG_rvalue_reference_type, {{.*}}, dwarfAddressSpace: 1)
!1 = !DIDerivedType(tag: DW_TAG_rvalue_reference_type, baseType: !0, size: 32, align: 32, dwarfAddressSpace: 1)