[llvm] [LoopInterchange] Add test for imperfect loop nest (NFC) (PR #201507)

[Rohit Garg via llvm-commits]

rohgarg-qual wrote:

> * I just felt that the term "imperfect" might be confusing, because there are several kinds of imperfect loop nests, not only this one. Maybe something like "partially perfect loop" would be clearer? That said, I don't have a better idea myself...

“Partially perfect loop” sounds good to me
Also, would naming it something like sibling-loop-nests.ll make the intent clearer, or do you think that might be more confusing?


https://github.com/llvm/llvm-project/pull/201507