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Revert 229175

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This change is a logical suspect in 22587 and 22590.  Given it's of minimal importanance and I can't get clang to build on my home machine, I'm reverting so that I can deal with this next week.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229322 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Philip Reames 2015-02-15 19:07:31 +00:00
parent f4e056ac2a
commit 220a8ba114
1 changed files with 1 additions and 3 deletions
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4
lib/Analysis/MemoryDependenceAnalysis.cpp
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@ -422,9 +422,7 @@ getPointerDependencyFrom(const AliasAnalysis::Location &MemLoc, bool isLoad,
}
// Walk backwards through the basic block, looking for dependencies.
// We can stop before processing PHIs or dbg intrinsics.
const BasicBlock::iterator Begin(BB->getFirstNonPHIOrDbg());
while (ScanIt != Begin) {
while (ScanIt != BB->begin()) {
Instruction *Inst = --ScanIt;
if (IntrinsicInst *II = dyn_cast<IntrinsicInst>(Inst))