[llvm] [ConstraintElim] Use ConstantRange information for ConstraintElimination (PR #180862)

[Florian Hahn via llvm-commits]

https://github.com/fhahn commented:

This looks somewhat similar to @artagnon 's https://github.com/llvm/llvm-project/pull/176607. Would the current PR also allow remove `bool IsKnownNonNegative;`?

https://github.com/llvm/llvm-project/pull/180862