[libcxx-commits] [libcxx] [libc++] Verifies std::forward_like's mandates clause. (PR #127318)

[A. Jiang via libcxx-commits]

frederick-vs-ja wrote:

> > It's not very clear to me what should happen when user-provided overloads are involved...
> 
> AFAIK they are not allowed to do that.

Oh, sorry for causing misunderstanding. I meant something like the following, not user-provided `std::forward_like`:

```C++
using std::forward_like;
using nonstd::forward_like;
forward_like<void>(x); // Should std::forward_like catch this and cause error?
```

https://github.com/llvm/llvm-project/pull/127318