[compiler-rt] [InstCombine] Canonicalize `and(zext(A), B)` into `select A, B & 1, 0` (PR #66740)

[Yingwei Zheng via llvm-commits]

dtcxzyw wrote:

> We should use rebase instead of merge. And I recommend force push to change the code before the review starts.

I am confused with the LLVM GitHub user guide. I witnessed someone mess up by doing rebase + force push.
Examples: #65853 #65543 #65535


https://github.com/llvm/llvm-project/pull/66740