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Diffstat (limited to 'lib/Transforms/Scalar/LoopIndexSplit.cpp')
| -rw-r--r-- | lib/Transforms/Scalar/LoopIndexSplit.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/Transforms/Scalar/LoopIndexSplit.cpp b/lib/Transforms/Scalar/LoopIndexSplit.cpp index 1398692afd..dfe33ffe16 100644 --- a/lib/Transforms/Scalar/LoopIndexSplit.cpp +++ b/lib/Transforms/Scalar/LoopIndexSplit.cpp @@ -154,6 +154,10 @@ bool LoopIndexSplit::runOnLoop(Loop *IncomingLoop, LPPassManager &LPM_Ref) { L = IncomingLoop; LPM = &LPM_Ref; + // FIXME - Nested loops makes dominator info updates tricky. + if (!L->getSubLoops().empty()) + return false; + SE = &getAnalysis<ScalarEvolution>(); DT = &getAnalysis<DominatorTree>(); LI = &getAnalysis<LoopInfo>(); |