[llvm] [Attributor] Don't follow pointer-to-integer casts in AAPointerInfo (PR #225290)

[Shilei Tian via llvm-commits]

shiltian wrote:

That is a good point. I think that makes sense too. I'm fine with landing this PR as is and then I'll do a follow up on it.

https://github.com/llvm/llvm-project/pull/225290