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| author | Eric Christopher <echristo@apple.com> | 2010-12-02 02:45:55 +0000 |
|---|---|---|
| committer | Eric Christopher <echristo@apple.com> | 2010-12-02 02:45:55 +0000 |
| commit | 8a2ee390be8425ac457be265067afc984a71b9dd (patch) | |
| tree | cb77651c72b77f20de9b2dc6d521bcdc80211239 /clang/lib/CodeGen | |
| parent | 014fe01ac8a6a013ef4fdbcd02edbcbbcdab3724 (diff) | |
| download | bcm5719-llvm-8a2ee390be8425ac457be265067afc984a71b9dd.tar.gz bcm5719-llvm-8a2ee390be8425ac457be265067afc984a71b9dd.zip | |
Add support for the common and nocommon attributes.
rdar://8560647
llvm-svn: 120650
Diffstat (limited to 'clang/lib/CodeGen')
| -rw-r--r-- | clang/lib/CodeGen/CodeGenModule.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/clang/lib/CodeGen/CodeGenModule.cpp b/clang/lib/CodeGen/CodeGenModule.cpp index a3cf69b675c..1dab0274556 100644 --- a/clang/lib/CodeGen/CodeGenModule.cpp +++ b/clang/lib/CodeGen/CodeGenModule.cpp @@ -1214,7 +1214,9 @@ CodeGenModule::GetLLVMLinkageVarDefinition(const VarDecl *D, // FIXME: It seems like we can provide more specific linkage here // (LinkOnceODR, WeakODR). return llvm::GlobalVariable::WeakAnyLinkage; - else if (!getLangOptions().CPlusPlus && !CodeGenOpts.NoCommon && + else if (!getLangOptions().CPlusPlus && + ((!CodeGenOpts.NoCommon && !D->getAttr<NoCommonAttr>()) || + D->getAttr<CommonAttr>()) && !D->hasExternalStorage() && !D->getInit() && !D->getAttr<SectionAttr>() && !D->isThreadSpecified()) { // Thread local vars aren't considered common linkage. |
