[llvm] [AMDGPU] Account for aliasing reads in RewriteOutArguments (PR #209908)

[via llvm-commits]

robertvirany wrote:

Thanks. I fixed the formatting issue and force-pushed the update. CI is now green, but the push disabled auto-merge. Could you re-enable it when you get a chance?

https://github.com/llvm/llvm-project/pull/209908