[llvm-branch-commits] [llvm] release/18.x: [InstCombine] Fold gep of exact unsigned division (#82334) (PR #82347)

[Nikita Popov via llvm-branch-commits]

nikic wrote:

Submitting this for backport, because it mitigates an LLVM 18 optimization regression encountered in Rust. The regression is really in a different area, but I think this is the least intrusive way to mitigate it.

https://github.com/llvm/llvm-project/pull/82347