[llvm] [InstCombine] Extend `foldICmpAddConstant` to disjoint `or`. (PR #75899)

[Yingwei Zheng via llvm-commits]

dtcxzyw wrote:

> I'll try to put in a fix for that degradation in the near future @dtcxzyw

You can file an issue to track the work.


https://github.com/llvm/llvm-project/pull/75899