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Add preservation of SlotIndexes to PHIElimination. 

llvm-svn: 175596
This commit is contained in:
Cameron Zwarich 2013-02-20 06:46:28 +00:00
parent 532aff8cd0
commit 37ca2e81d8
1 changed files with 1 additions and 0 deletions
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llvm/lib/CodeGen/PHIElimination.cpp
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@ -116,6 +116,7 @@ INITIALIZE_PASS_END(PHIElimination, "phi-node-elimination",
void PHIElimination::getAnalysisUsage(AnalysisUsage &AU) const {
AU.addPreserved<LiveVariables>();
AU.addPreserved<SlotIndexes>();
AU.addPreserved<LiveIntervals>();
AU.addPreserved<MachineDominatorTree>();
AU.addPreserved<MachineLoopInfo>();