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Fix an infinite loop bug that Vladimir Prus identified.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28281 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reid Spencer 2006-05-13 18:11:32 +00:00
parent c7365a9ec9
commit ca960c9946
1 changed files with 2 additions and 1 deletions
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3
include/llvm/Transforms/Utils/BasicBlockUtils.h
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@ -86,9 +86,10 @@ inline bool SplitCriticalEdge(BasicBlock *Succ, pred_iterator PI, Pass *P = 0) {
inline bool SplitCriticalEdge(BasicBlock *Src, BasicBlock *Dst, Pass *P = 0) { inline bool SplitCriticalEdge(BasicBlock *Src, BasicBlock *Dst, Pass *P = 0) {
TerminatorInst *TI = Src->getTerminator(); TerminatorInst *TI = Src->getTerminator();
for (unsigned i = 0, e = TI->getNumSuccessors(); ; ++i) for (unsigned i = 0, e = TI->getNumSuccessors(); i != e; ++i)
if (TI->getSuccessor(i) == Dst) if (TI->getSuccessor(i) == Dst)
return SplitCriticalEdge(TI, i, P); return SplitCriticalEdge(TI, i, P);
return false;
} }
} // End llvm namespace } // End llvm namespace