Fix a crash related to updating Phi nodes in the original header block. This was

causing a crash in 175.vpr


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@29887 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Owen Anderson 2006-08-25 22:13:55 +00:00
parent eb70591492
commit 203572552d

View File

@ -269,7 +269,8 @@ bool LoopUnroll::visitLoop(Loop *L) {
if (isa<Instruction>(InVal))
InVal = LastValueMap[InVal];
(*SI)->removeIncomingValue(LatchBlock, false);
(*SI)->addIncoming(InVal, cast<BasicBlock>(LastValueMap[LatchBlock]));
if (InVal)
(*SI)->addIncoming(InVal, cast<BasicBlock>(LastValueMap[LatchBlock]));
}
}