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-rw-r--r--clang/lib/CodeGen/CodeGenModule.cpp8
1 files changed, 4 insertions, 4 deletions
diff --git a/clang/lib/CodeGen/CodeGenModule.cpp b/clang/lib/CodeGen/CodeGenModule.cpp
index 6c126718431..17bca0a6f38 100644
--- a/clang/lib/CodeGen/CodeGenModule.cpp
+++ b/clang/lib/CodeGen/CodeGenModule.cpp
@@ -243,14 +243,14 @@ llvm::MDNode *CodeGenModule::getTBAAStructTagInfo(QualType BaseTy,
return TBAA->getTBAAStructTagInfo(BaseTy, AccessN, O);
}
-/// Decorate the instruction with a TBAA tag. For scalar TBAA, the tag
-/// is the same as the type. For struct-path aware TBAA, the tag
-/// is different from the type: base type, access type and offset.
+/// Decorate the instruction with a TBAA tag. For both scalar TBAA
+/// and struct-path aware TBAA, the tag has the same format:
+/// base type, access type and offset.
/// When ConvertTypeToTag is true, we create a tag based on the scalar type.
void CodeGenModule::DecorateInstruction(llvm::Instruction *Inst,
llvm::MDNode *TBAAInfo,
bool ConvertTypeToTag) {
- if (ConvertTypeToTag && TBAA && CodeGenOpts.StructPathTBAA)
+ if (ConvertTypeToTag && TBAA)
Inst->setMetadata(llvm::LLVMContext::MD_tbaa,
TBAA->getTBAAScalarTagInfo(TBAAInfo));
else
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