[llvm] [X86,SimplifyCFG] Use passthru to reduce select (PR #108754)

[Yingwei Zheng via llvm-commits]

dtcxzyw wrote:

I prefer to do this simplification in InstCombine: https://github.com/llvm/llvm-project/commit/712b8f604f4184fbe615d70cae22d49687c42f82.

@nikic @KanRobert Any thoughts?


https://github.com/llvm/llvm-project/pull/108754