diff options
Diffstat (limited to 'llvm/lib/Transforms/Scalar/DFAJumpThreading.cpp')
| -rw-r--r-- | llvm/lib/Transforms/Scalar/DFAJumpThreading.cpp | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/llvm/lib/Transforms/Scalar/DFAJumpThreading.cpp b/llvm/lib/Transforms/Scalar/DFAJumpThreading.cpp index ff5f390..66e45ec 100644 --- a/llvm/lib/Transforms/Scalar/DFAJumpThreading.cpp +++ b/llvm/lib/Transforms/Scalar/DFAJumpThreading.cpp @@ -266,8 +266,7 @@ void DFAJumpThreading::unfold(DomTreeUpdater *DTU, LoopInfo *LI, if (!ProfcheckDisableMetadataFixes) BI->setMetadata(LLVMContext::MD_prof, SI->getMetadata(LLVMContext::MD_prof)); - DTU->applyUpdates({{DominatorTree::Insert, StartBlock, EndBlock}, - {DominatorTree::Insert, StartBlock, NewBlock}}); + DTU->applyUpdates({{DominatorTree::Insert, StartBlock, NewBlock}}); } else { BasicBlock *EndBlock = SIUse->getParent(); BasicBlock *NewBlockT = BasicBlock::Create( @@ -1479,10 +1478,13 @@ bool DFAJumpThreading::run(Function &F) { DTU->flush(); #ifdef EXPENSIVE_CHECKS - assert(DTU->getDomTree().verify(DominatorTree::VerificationLevel::Full)); verifyFunction(F, &dbgs()); #endif + if (MadeChanges && VerifyDomInfo) + assert(DTU->getDomTree().verify(DominatorTree::VerificationLevel::Full) && + "Failed to maintain validity of domtree!"); + return MadeChanges; } |