[llvm] [InstCombine] Compare `icmp inttoptr, inttoptr` values directly (PR #107012)

[Vitaly Buka via llvm-commits]

vitalybuka wrote:

> My last attempt #77832 broke hwasan buildbot. @vitalybuka Can you check this patch?

Sorry, I don't expert in this code, so I removed myself, assuming I am accidentally here. I didn't noticed testing request.
In general if you  confident, it's fine to land and wait, because even for owner of the bot testing there is some hassle.


https://github.com/llvm/llvm-project/pull/107012