diff options
| author | Fariborz Jahanian <fjahanian@apple.com> | 2011-06-20 17:50:03 +0000 |
|---|---|---|
| committer | Fariborz Jahanian <fjahanian@apple.com> | 2011-06-20 17:50:03 +0000 |
| commit | ab27d6ea7b4ce2762a16905281de796db32bb6f2 (patch) | |
| tree | 2d9752b470843ef1b270db7d85fbb9a37ae69414 /lib/CodeGen/CodeGenModule.cpp | |
| parent | 6fe6bac2ad79dee2fb2077c8959b1bf8679fe1b7 (diff) | |
llvm-gcc treats a tentative definition with a previous
(or follow up) extern declaration with weak_import as
an actual definition. make clang follows this behavior.
// rdar://9538608
llvm-gcc treats an extern declaration with weak_import
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@133450 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/CodeGenModule.cpp')
| -rw-r--r-- | lib/CodeGen/CodeGenModule.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/CodeGen/CodeGenModule.cpp b/lib/CodeGen/CodeGenModule.cpp index 57b4f7f2ae..7f4546f079 100644 --- a/lib/CodeGen/CodeGenModule.cpp +++ b/lib/CodeGen/CodeGenModule.cpp @@ -1351,7 +1351,8 @@ CodeGenModule::GetLLVMLinkageVarDefinition(const VarDecl *D, ((!CodeGenOpts.NoCommon && !D->getAttr<NoCommonAttr>()) || D->getAttr<CommonAttr>()) && !D->hasExternalStorage() && !D->getInit() && - !D->getAttr<SectionAttr>() && !D->isThreadSpecified()) { + !D->getAttr<SectionAttr>() && !D->isThreadSpecified() && + !D->getAttr<WeakImportAttr>()) { // Thread local vars aren't considered common linkage. return llvm::GlobalVariable::CommonLinkage; } |