[llvm-branch-commits] [llvm] [LoopInterchange] Prevent interchange when memory-accessing calls exist (PR #200828)

[Nikita Popov via llvm-branch-commits]

nikic wrote:

Do we also need to check that the call does not diverge (i.e. is nounwind and willreturn)? I think interchanging in that case may result in some accesses being executed that originally weren't, resulting in UB. Not sure on this.

https://github.com/llvm/llvm-project/pull/200828