[PATCH] D140296: ValueTracking: Teach CannotBeOrderedLessThanZero about rounding intrinsics

[Matt Arsenault via Phabricator via llvm-commits]

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These should obviously preserve the sign although the variety of these
always confuses me.


https://reviews.llvm.org/D140296

Files:
  llvm/lib/Analysis/ValueTracking.cpp
  llvm/test/Transforms/InstSimplify/floating-point-arithmetic.ll

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