[libcxx-commits] [libcxx] [libcxxabi] [libcxx] Use alias for detecting overriden function (PR #114961)

[Louis Dionne via libcxx-commits]

https://github.com/ldionne approved this pull request.

This LGTM assuming CI passes. I'd still like @EricWF to have a quick pass at this.

https://github.com/llvm/llvm-project/pull/114961