[llvm] [llvm] Use computeConstantRange to improve llvm.objectsize computation (PR #114673)

[Jan Patrick Lehr via llvm-commits]

jplehr wrote:

> > LLVM Buildbot has detected a new failure on builder `openmp-offload-libc-amdgpu-runtime` running on `omp-vega20-1` while building `llvm` at step 10 "Add check check-offload".
> 
> this one got back to green.

Yeah, this one is misbehaving sometimes.
The HIP one, I believe is caused by this patch. I'm not a big expert there myself. I have pinged people internally who should be able to help. I'll see what I can do in the meantime.

https://github.com/llvm/llvm-project/pull/114673