[libcxx-commits] [libcxx] [libc++] Mark LWG4460 as Nothing To Do (PR #232252)

[A. Jiang via libcxx-commits]

frederick-vs-ja wrote:

Another option might be considering this complete together with `std::variant` (in LLVM 4). @philnik777 @ldionne WDYT?

https://github.com/llvm/llvm-project/pull/232252