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-rw-r--r--lib/Analysis/BasicAliasAnalysis.cpp4
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/Analysis/BasicAliasAnalysis.cpp b/lib/Analysis/BasicAliasAnalysis.cpp
index 615411f29c..404c540593 100644
--- a/lib/Analysis/BasicAliasAnalysis.cpp
+++ b/lib/Analysis/BasicAliasAnalysis.cpp
@@ -1335,7 +1335,9 @@ bool BasicAliasAnalysis::isValueEqualInPotentialCycles(const Value *V,
return false;
// Use dominance or loop info if available.
- DominatorTree *DT = getAnalysisIfAvailable<DominatorTree>();
+ DominatorTreeWrapperPass *DTWP =
+ getAnalysisIfAvailable<DominatorTreeWrapperPass>();
+ DominatorTree *DT = DTWP ? &DTWP->getDomTree() : 0;
LoopInfo *LI = getAnalysisIfAvailable<LoopInfo>();
// Make sure that the visited phis cannot reach the Value. This ensures that