[Bug libstdc++/103726] --disable-hosted-libstdcxx (freestanding C++) does not provide <coroutine> as what standard requires

[unlvsur at live dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103726

--- Comment #5 from cqwrteur <unlvsur at live dot com> ---
(In reply to Jonathan Wakely from comment #4)
> (In reply to Jonathan Wakely from comment #2)
> > cppreference is wrong, <coroutine> is not freestanding.
> 
> I've fixed it now.

thank you.