[llvm] [InstCombine] Simplify and/or by replacing operands with constants (PR #77231)

[via llvm-commits]

XChy wrote:

Could you check whether this patch simplifies (or partially) the example like https://alive2.llvm.org/ce/z/7MHnzm? It's a piece of unreduced real-world IR. It seems to be covered by the `X & Y` case here. If so, I could post a issue for it without reduction.

https://github.com/llvm/llvm-project/pull/77231