[llvm] [InstCombine] Canonicalize xor with disjoint ops to or disjoint (PR #133139)

[Jeffrey Byrnes via llvm-commits]

jrbyrnes wrote:

Going to have to rethink this -- it's not that we're missing this canonicalization, but my test case does not canonicalize because of the recursion limit.

https://github.com/llvm/llvm-project/pull/133139