diff options
Diffstat (limited to 'llvm/lib/Transforms/Utils/SimplifyIndVar.cpp')
| -rw-r--r-- | llvm/lib/Transforms/Utils/SimplifyIndVar.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/llvm/lib/Transforms/Utils/SimplifyIndVar.cpp b/llvm/lib/Transforms/Utils/SimplifyIndVar.cpp index 11efcae..9e23fa9 100644 --- a/llvm/lib/Transforms/Utils/SimplifyIndVar.cpp +++ b/llvm/lib/Transforms/Utils/SimplifyIndVar.cpp @@ -289,6 +289,7 @@ void SimplifyIndvar::eliminateIVComparison(ICmpInst *ICmp, Users.push_back(cast<Instruction>(U)); const Instruction *CtxI = findCommonDominator(Users, *DT); if (auto Ev = SE->evaluatePredicateAt(Pred, S, X, CtxI)) { + SE->forgetValue(ICmp); ICmp->replaceAllUsesWith(ConstantInt::getBool(ICmp->getContext(), *Ev)); DeadInsts.emplace_back(ICmp); LLVM_DEBUG(dbgs() << "INDVARS: Eliminated comparison: " << *ICmp << '\n'); |