[llvm] [AMDGPU] Compiler should synthesize private buffer resource descriptor from flat_scratch_init (PR #79586)

[Jan Patrick Lehr via llvm-commits]

jplehr wrote:

Hi,
this patch may have introduced quite a few breakages in OpenMP GPU Offload buildbots.
https://lab.llvm.org/buildbot/#/builders/193/builds/46392
https://lab.llvm.org/staging/#/builders/185/builds/1650
https://lab.llvm.org/staging/#/builders/140/builds/2167

I'd appreciate if someone can look at this. If you need help with reproducing, configs, etc, please reach out. Happy to help.

https://github.com/llvm/llvm-project/pull/79586