[llvm] [clang] Recommit changes to global checks (PR #71171)

[Henrik G. Olsson via cfe-commits]

hnrklssn wrote:

> I think if the issues with the original commit are resolved, this is good to go.
> 
> Did you verify we can properly auto-generate files, e.g., in llvm/test/Transforms/Attributor and clang/test/OpenMP?
> 
> 

Ah no I did not, I'll do that on Monday. 

https://github.com/llvm/llvm-project/pull/71171