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author | Dimitry Andric <dim@FreeBSD.org> | 2015-06-21 14:00:56 +0000 |
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committer | Dimitry Andric <dim@FreeBSD.org> | 2015-06-21 14:00:56 +0000 |
commit | 2e645aa5697838f16ec570eb07c2bee7e13d0e0b (patch) | |
tree | a764184c2fc9486979b074250b013a0937ee64e5 /lib/CodeGen/CGDebugInfo.cpp | |
parent | 798321d8eb5630cd4a8f490a4f25e32ef195fb07 (diff) | |
download | src-2e645aa5697838f16ec570eb07c2bee7e13d0e0b.tar.gz src-2e645aa5697838f16ec570eb07c2bee7e13d0e0b.zip |
Notes
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 48458dbd6003..a20e39f3fc00 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; |