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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.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12012 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2004-02-29 22:24:41 +00:00
parent 2b39c91a40
commit 06887c9a2a
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(); for (BasicBlock::iterator I = DestBB->begin();
PHINode *PN = dyn_cast<PHINode>(I); ++I) { PHINode *PN = dyn_cast<PHINode>(I); ++I) {
// We no longer enter through TIBB, now we come in through NewBB. // We no longer enter through TIBB, now we come in through NewBB. Revector
PN->replaceUsesOfWith(TIBB, NewBB); // 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... // If we don't have a pass object, we can't update anything...