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Fix bug: test/Regression/Transforms/LowerInvoke/2004-02-29-PHICrash.llx

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... which tickled the lowerinvoke pass because it used the BCE routines.

llvm-svn: 12012
This commit is contained in:
Chris Lattner 2004-02-29 22:24:41 +00:00
parent ed18f6afc2
commit 9736130083
1 changed files with 5 additions and 2 deletions
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7
lib/Transforms/Utils/BreakCriticalEdges.cpp
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@ -119,8 +119,11 @@ bool llvm::SplitCriticalEdge(TerminatorInst *TI, unsigned SuccNum, Pass *P) {
//
for (BasicBlock::iterator I = DestBB->begin();
PHINode *PN = dyn_cast<PHINode>(I); ++I) {
// We no longer enter through TIBB, now we come in through NewBB.
PN->replaceUsesOfWith(TIBB, NewBB);
// We no longer enter through TIBB, now we come in through NewBB. Revector
// exactly one entry in the PHI node that used to come from TIBB to come
// from NewBB.
Value *InVal = PN->removeIncomingValue(TIBB, false);
PN->addIncoming(InVal, NewBB);
}
// If we don't have a pass object, we can't update anything...