[llvm] [SeparateConstOffsetFromGEP] Reorder trivial GEP chains to separate constants (PR #73056)

[Jeffrey Byrnes via llvm-commits]

jrbyrnes wrote:

So it appears that the inbounds preservation is not correct.

Preserved:
https://alive2.llvm.org/ce/z/fdH9f2

Stripped:
https://alive2.llvm.org/ce/z/dJwv-W

Instead of stripping the inbounds, I've disabled the optimization for inbounds GEPs

https://github.com/llvm/llvm-project/pull/73056