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

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llvm-svn: 132805
This commit is contained in:
Rafael Espindola 2011-06-09 20:55:41 +00:00
parent 1cf92d93f0
commit 5fd95a9c94
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);
}