diff options
Diffstat (limited to 'lib/Transforms/Scalar/LoopIndexSplit.cpp')
| -rw-r--r-- | lib/Transforms/Scalar/LoopIndexSplit.cpp | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/lib/Transforms/Scalar/LoopIndexSplit.cpp b/lib/Transforms/Scalar/LoopIndexSplit.cpp index 9a5920c8b9..8c54ce372e 100644 --- a/lib/Transforms/Scalar/LoopIndexSplit.cpp +++ b/lib/Transforms/Scalar/LoopIndexSplit.cpp @@ -1437,7 +1437,12 @@ bool LoopIndexSplit::splitLoop(SplitInfo &SD) { if (ICMP->getPredicate() == ICmpInst::ICMP_EQ) return false; } - + + // If the predicate sign does not match then skip. + ICmpInst *CI = dyn_cast<ICmpInst>(SD.SplitCondition); + if (CI && (ExitCondition->isSignedPredicate() != CI->isSignedPredicate())) + return false; + BasicBlock *SplitCondBlock = SD.SplitCondition->getParent(); // Unable to handle triangle loops at the moment. |