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@llvm.lifetime.begin acts as a load, not @llvm.lifetime.end.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@131437 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Owen Anderson 2011-05-17 00:05:49 +00:00
parent f5497fb1b4
commit e1edb17bc3
1 changed files with 1 additions and 1 deletions
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2
lib/Analysis/MemoryDependenceAnalysis.cpp
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@ -497,7 +497,7 @@ MemDepResult MemoryDependenceAnalysis::getDependency(Instruction *QueryInst) {
// If we can do a pointer scan, make it happen.
bool isLoad = !(MR & AliasAnalysis::Mod);
if (IntrinsicInst *II = dyn_cast<IntrinsicInst>(QueryInst))
isLoad |= II->getIntrinsicID() == Intrinsic::lifetime_end;
isLoad |= II->getIntrinsicID() == Intrinsic::lifetime_start;
LocalCache = getPointerDependencyFrom(MemLoc, isLoad, ScanPos,
QueryParent);