https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96645
--- Comment #5 from Sergey <dev at hrookami dot icu> --- (In reply to Jonathan Wakely from comment #4) > And libc++'s std::variant is still affected by the same issue, but instead > of the default constructor being deleted it just has the wrong exception > specification: > Should I report the issue in clang bugtracker?