diff options
Diffstat (limited to 'lib/Transforms/Scalar/LICM.cpp')
-rw-r--r-- | lib/Transforms/Scalar/LICM.cpp | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/lib/Transforms/Scalar/LICM.cpp b/lib/Transforms/Scalar/LICM.cpp index 9335363ab2..dc6bef71d1 100644 --- a/lib/Transforms/Scalar/LICM.cpp +++ b/lib/Transforms/Scalar/LICM.cpp @@ -46,6 +46,7 @@ #include "llvm/IR/Instructions.h" #include "llvm/IR/IntrinsicInst.h" #include "llvm/IR/LLVMContext.h" +#include "llvm/IR/Metadata.h" #include "llvm/Support/CFG.h" #include "llvm/Support/CommandLine.h" #include "llvm/Support/Debug.h" @@ -816,10 +817,11 @@ void LICM::PromoteAliasSet(AliasSet &AS, if (LoopUses.empty()) { // On the first load/store, just take its TBAA tag. TBAATag = Use->getMetadata(LLVMContext::MD_tbaa); - } else if (TBAATag && TBAATag != Use->getMetadata(LLVMContext::MD_tbaa)) { - TBAATag = 0; + } else if (TBAATag) { + TBAATag = MDNode::getMostGenericTBAA(TBAATag, + Use->getMetadata(LLVMContext::MD_tbaa)); } - + LoopUses.push_back(Use); } } |