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| author | Kostya Serebryany <kcc@google.com> | 2012-04-24 06:57:01 +0000 |
|---|---|---|
| committer | Kostya Serebryany <kcc@google.com> | 2012-04-24 06:57:01 +0000 |
| commit | c9fe6056e4ce8ffad1ef439fca3318a5faf1c075 (patch) | |
| tree | f18e188f2dbd00fc655808c23d90c0e187611d60 /lib/CodeGen/CodeGenModule.cpp | |
| parent | 8ac95f19e6b8efc453de972dfb22ca56d54c627e (diff) | |
enable TBAA when -fthread-sanitizer is given, even with -O0 or -relaxed-aliasing
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@155430 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/CodeGenModule.cpp')
| -rw-r--r-- | lib/CodeGen/CodeGenModule.cpp | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/lib/CodeGen/CodeGenModule.cpp b/lib/CodeGen/CodeGenModule.cpp index 9a55c08480..0b1ddc15be 100644 --- a/lib/CodeGen/CodeGenModule.cpp +++ b/lib/CodeGen/CodeGenModule.cpp @@ -102,9 +102,10 @@ CodeGenModule::CodeGenModule(ASTContext &C, const CodeGenOptions &CGO, if (LangOpts.CUDA) createCUDARuntime(); - // Enable TBAA unless it's suppressed. - if (!CodeGenOpts.RelaxedAliasing && CodeGenOpts.OptimizationLevel > 0) - TBAA = new CodeGenTBAA(Context, VMContext, getLangOpts(), + // Enable TBAA unless it's suppressed. ThreadSanitizer needs TBAA even at O0. + if (LangOpts.ThreadSanitizer || + (!CodeGenOpts.RelaxedAliasing && CodeGenOpts.OptimizationLevel > 0)) + TBAA = new CodeGenTBAA(Context, VMContext, CodeGenOpts, getLangOpts(), ABI.getMangleContext()); // If debug info or coverage generation is enabled, create the CGDebugInfo |