[llvm] [OFFLOAD] Restore interop functionality (PR #161429)

[Alex Duran via llvm-commits]

adurang wrote:

> I found a NVIDIA machine so I'll be checking soon.

It seems that machine hasn't the environment to build llvm properly. I'm trying to fix that, but might take a while. If someone else has a way to quickly test it, it would be appreciated.

https://github.com/llvm/llvm-project/pull/161429