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A PHI in this basic block is a use in another basic block.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132805 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola 2011-06-09 20:55:41 +00:00
parent ca5bec22e0
commit c2e9a50dfb
1 changed files with 1 additions and 1 deletions
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2
lib/CodeGen/TailDuplication.cpp
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@ -239,7 +239,7 @@ bool TailDuplicatePass::TailDuplicateBlocks(MachineFunction &MF) {
MachineOperand &UseMO = UI.getOperand();
MachineInstr *UseMI = &*UI;
++UI;
if (UseMI->getParent() == DefBB)
if (UseMI->getParent() == DefBB && !UseMI->isPHI())
continue;
SSAUpdate.RewriteUse(UseMO);
}