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

[Yingwei Zheng via llvm-commits]

dtcxzyw wrote:

> I'll re-verify the compile-time impact before I do.

See https://github.com/dtcxzyw/llvm-opt-benchmark/issues/680#issuecomment-2160962882. Hopefully it helps you :)


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