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[msan] allow -fsanitize-coverage=N together with -fsanitize=memory, llvm part

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@223312 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Kostya Serebryany
2014-12-03 23:28:26 +00:00
parent a78929d201
commit 0fd28b40a4
3 changed files with 6 additions and 3 deletions
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2
lib/Transforms/Instrumentation/MemorySanitizer.cpp
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@ -1036,7 +1036,7 @@ struct MemorySanitizerVisitor : public InstVisitor<MemorySanitizerVisitor> {
IRBuilder<> IRB(I.getNextNode());
Type *ShadowTy = getShadowTy(&I);
Value *Addr = I.getPointerOperand();
if (PropagateShadow) {
if (PropagateShadow && !I.getMetadata("nosanitize")) {
Value *ShadowPtr = getShadowPtr(Addr, ShadowTy, IRB);
setShadow(&I,
IRB.CreateAlignedLoad(ShadowPtr, I.getAlignment(), "_msld"));