[llvm] [IR] Add disjoint flag for Or instructions. (PR #72583)

[Nicolai Hähnle via llvm-commits]

nhaehnle wrote:

> > This mostly LGTM, but I see two questions that haven't been addressed:
> > 
> > * Should a test be added to Bitcode/compatibility (this seems not to have been done consistently in recent times, but the answer is probably still yes)
> 
> I'd probably say no on this one, because the "release process" for that file has not been followed since LLVM 6, for more than ten releases. We should probably just remove the relevant section of the docs.

Fair enough.

https://github.com/llvm/llvm-project/pull/72583