[llvm] [SCEVDivision] Prevent propagation of incorrect no-wrap flags (PR #154745)

[Nikita Popov via llvm-commits]

nikic wrote:

> In conclusion, I think it would be better to implement something like `PrintSCEVDivision` and add dedicated tests for SCEVDivision itself, rather than relying solely on Delinearization tests. At the very least, I believe it won’t make things worse. Let me know if you have any objections.

This sounds like a good idea in any case.

https://github.com/llvm/llvm-project/pull/154745