[llvm] RFC: [AMDGPU] Check subtarget features for consistency (PR #86957)

[Jay Foad via llvm-commits]

jayfoad wrote:

> For the purpose of this change, it's probably OK to ignore it.

Like this? I just added `not` to the failing `RUN` line.



https://github.com/llvm/llvm-project/pull/86957