[llvm] [LoopFusion] Assert failure in the issue 80301 (PR #167837)

[Ehsan Amiri via llvm-commits]

amehsan wrote:

@sjoerdmeijer 
@1997alireza will be back to fusion starting next week (possibly earlier)
I will be back as soon as DA investigation reaches a conclusion.

https://github.com/llvm/llvm-project/pull/167837