[PATCH] D148575: ValueTracking: Handle cannotBeOrderedLessThanZero for fadd

[Jay Foad via Phabricator via llvm-commits]

foad added inline comments.


================
Comment at: llvm/lib/Analysis/ValueTracking.cpp:4491
+        // subnormal inputs.
+        if (KnownLHS.isKnownNeverNegZero() && KnownRHS.isKnownNeverNegZero())
+          Known.knownNot(fcNegZero);
----------------
`||`


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D148575/new/

https://reviews.llvm.org/D148575