[llvm] [ConstraintElim] Drop invalid rows instead of failing the elimination (PR #76299)
Yingwei Zheng via llvm-commits
llvm-commits at lists.llvm.org
Thu Dec 28 09:39:36 PST 2023
================
@@ -96,27 +98,34 @@ bool ConstraintSystem::eliminateUsingFM() {
IdxUpper++;
}
- if (MulOverflow(UpperV, ((-1) * LowerLast / GCD), M1))
- return false;
+ if (MulOverflow(UpperV, ((-1) * LowerLast / GCD), M1)) {
+ Valid = false;
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dtcxzyw wrote:
Done.
https://github.com/llvm/llvm-project/pull/76299
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