================
@@ -2329,29 +2329,23 @@ Value
*InstCombinerImpl::SimplifyDemandedUseFPClass(Instruction *I,
KnownRHS.knownNot(fcNan);
}
- KnownFPClass::MinMaxKind OpKind;
+ bool OrderedZeroSign = !FMF.noSignedZeros();
----------------
dtcxzyw wrote:
When `OrderedZeroSign` is true, `cannotOrderStrictlyXXX` is more likely to
return true. It is a bit weird that additional nsz pessimize optimization.
https://github.com/llvm/llvm-project/pull/175382
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