[llvm] [InstCombine] Avoid foldCmpLoadFromIndexedGlobal for multi-use load (PR #151524)

[Nikita Popov via llvm-commits]

nikic wrote:

> Make sense. Folding icmps with multi-use load looks better. But it deserves a comment here. Then we can avoid discussing the same problem in the future.

A bit belatedly, I submitted https://github.com/llvm/llvm-project/pull/218434 to add a comment...

https://github.com/llvm/llvm-project/pull/151524