https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93458
--- Comment #4 from Tom Tromey <tromey at gcc dot gnu.org> --- > BTW, did you include <coroutine> ? > > (FAOD: it would still be broken if you did, but ISTM we might at some point > add a hint that if the traits can't be found, you probably forgot that). The code was exactly as written, though IIRC including <coroutine> still yielded the ICE.
