[libcxx-commits] [libcxx] [libc++] Implement LWG3749: `common_iterator` should handle integer-class difference types (PR #233606)

[Louis Dionne via libcxx-commits]

ldionne wrote:

> Maybe it would be OK to keep the new test case without touching the product code.

Yes, I think that's acceptable.

https://github.com/llvm/llvm-project/pull/233606