[llvm] [WIP][AMDGPU] frame index elimination hit assertion for scavenged nonreg (PR #130287)

[Matt Arsenault via llvm-commits]

https://github.com/arsenm commented:

If you're actually going to work on the issue and not just leave it for tracking, it's usually best to submit the failing test with the PR. If it's just for tracking, test filename should be the issue name (or at least the test name should include the issue number) 

https://github.com/llvm/llvm-project/pull/130287