[llvm] [InstCombine] Propagate invariant.load metadata across unpacked loads (PR #152186)

[Nikita Popov via llvm-commits]

nikic wrote:

> > LGTM.
> 
> can I merge bypassing build requirements? or wait for the build issue to get resolved.

Generally, feel free to merge as-is if there are only pre-existing test failures (like in this case).

https://github.com/llvm/llvm-project/pull/152186