[llvm] [ValueTracking] Extend LHS/RHS with matching operand to work without constants. (PR #85557)

[Yingwei Zheng via llvm-commits]

dtcxzyw wrote:

I am not sure whether it is suitable to use `computeConstantRange` in `isImpliedCond`.

See also nikic's comment: https://github.com/llvm/llvm-project/pull/69840#issuecomment-1868009304


https://github.com/llvm/llvm-project/pull/85557