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-rw-r--r--lib/Transforms/Utils/BreakCriticalEdges.cpp5
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/Transforms/Utils/BreakCriticalEdges.cpp b/lib/Transforms/Utils/BreakCriticalEdges.cpp
index d1b0e86f49..fe99daa112 100644
--- a/lib/Transforms/Utils/BreakCriticalEdges.cpp
+++ b/lib/Transforms/Utils/BreakCriticalEdges.cpp
@@ -106,11 +106,12 @@ bool llvm::isCriticalEdge(const TerminatorInst *TI, unsigned SuccNum,
// If AllowIdenticalEdges is true, then we allow this edge to be considered
// non-critical iff all preds come from TI's block.
while (I != E) {
- if (*I != FirstPred)
+ const BasicBlock *P = *I;
+ if (P != FirstPred)
return true;
// Note: leave this as is until no one ever compiles with either gcc 4.0.1
// or Xcode 2. This seems to work around the pred_iterator assert in PR 2207
- E = pred_end(*I);
+ E = pred_end(P);
++I;
}
return false;