https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89102
Jonathan Wakely <redi at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Resolution|--- |FIXED --- Comment #8 from Jonathan Wakely <redi at gcc dot gnu.org> --- The abominable function types handling is fixed for gcc 8.4 and the full C++2a common_type spec is implemented on trunk now.