================
@@ -2329,29 +2329,23 @@ Value
*InstCombinerImpl::SimplifyDemandedUseFPClass(Instruction *I,
KnownRHS.knownNot(fcNan);
}
- KnownFPClass::MinMaxKind OpKind;
+ bool OrderedZeroSign = !FMF.noSignedZeros();
----------------
arsenm wrote:
For this particular case it enables additional folds. But yes, we have an
additional pre-existing bug that needs to be fixed in computeKnownFPClass for
these. Not making it more conservative could introduce new poison results
https://github.com/llvm/llvm-project/pull/175382
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