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| author | dim <dim@FreeBSD.org> | 2015-06-21 14:00:56 +0000 |
|---|---|---|
| committer | dim <dim@FreeBSD.org> | 2015-06-21 14:00:56 +0000 |
| commit | 9dd834653b811ad20382e98a87dff824980c9916 (patch) | |
| tree | a764184c2fc9486979b074250b013a0937ee64e5 /lib/CodeGen/CGDebugInfo.cpp | |
| parent | bb9760db9b86e93a638ed430d0a14785f7ff9064 (diff) | |
| download | FreeBSD-src-9dd834653b811ad20382e98a87dff824980c9916.zip FreeBSD-src-9dd834653b811ad20382e98a87dff824980c9916.tar.gz | |
Vendor import of clang trunk r240225:
https://llvm.org/svn/llvm-project/cfe/trunk@240225
Diffstat (limited to 'lib/CodeGen/CGDebugInfo.cpp')
| -rw-r--r-- | lib/CodeGen/CGDebugInfo.cpp | 19 |
1 files changed, 15 insertions, 4 deletions
diff --git a/lib/CodeGen/CGDebugInfo.cpp b/lib/CodeGen/CGDebugInfo.cpp index 48458db..a20e39f 100644 --- a/lib/CodeGen/CGDebugInfo.cpp +++ b/lib/CodeGen/CGDebugInfo.cpp @@ -590,18 +590,29 @@ llvm::DIType *CGDebugInfo::CreateType(const PointerType *Ty, Ty->getPointeeType(), Unit); } +/// \return whether a C++ mangling exists for the type defined by TD. +static bool hasCXXMangling(const TagDecl *TD, llvm::DICompileUnit *TheCU) { + switch (TheCU->getSourceLanguage()) { + case llvm::dwarf::DW_LANG_C_plus_plus: + return true; + case llvm::dwarf::DW_LANG_ObjC_plus_plus: + return isa<CXXRecordDecl>(TD) || isa<EnumDecl>(TD); + default: + return false; + } +} + /// In C++ mode, types have linkage, so we can rely on the ODR and /// on their mangled names, if they're external. static SmallString<256> getUniqueTagTypeName(const TagType *Ty, CodeGenModule &CGM, llvm::DICompileUnit *TheCU) { SmallString<256> FullName; - // FIXME: ODR should apply to ObjC++ exactly the same wasy it does to C++. - // For now, only apply ODR with C++. const TagDecl *TD = Ty->getDecl(); - if (TheCU->getSourceLanguage() != llvm::dwarf::DW_LANG_C_plus_plus || - !TD->isExternallyVisible()) + + if (!hasCXXMangling(TD, TheCU) || !TD->isExternallyVisible()) return FullName; + // Microsoft Mangler does not have support for mangleCXXRTTIName yet. if (CGM.getTarget().getCXXABI().isMicrosoft()) return FullName; |
