diff options
| -rw-r--r-- | lib/CodeGen/PHIElimination.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/CodeGen/PHIElimination.cpp b/lib/CodeGen/PHIElimination.cpp index 33537259fb..e7f4c9f541 100644 --- a/lib/CodeGen/PHIElimination.cpp +++ b/lib/CodeGen/PHIElimination.cpp @@ -76,8 +76,9 @@ bool PNE::EliminatePHINodes(MachineFunction &MF, MachineBasicBlock &MBB) { // into the phi node destination. // MachineBasicBlock::iterator AfterPHIsIt = MBB.begin(); - if (AfterPHIsIt != MBB.end()) - while ((*AfterPHIsIt)->getOpcode() == TargetInstrInfo::PHI) ++AfterPHIsIt; + while (AfterPHIsIt != MBB.end() && + (*AfterPHIsIt)->getOpcode() == TargetInstrInfo::PHI) + ++AfterPHIsIt; // Skip over all of the PHI nodes... RegInfo->copyRegToReg(MBB, AfterPHIsIt, DestReg, IncomingReg, RC); // Update live variable information if there is any... |