https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86751
Jonathan Wakely <redi at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Summary|[6/7/8/9 Regression] |[6/7/8 Regression] |Ambiguous operator= |Ambiguous operator= |overload for std::pair<T1, |overload for std::pair<T1, |T2> |T2> --- Comment #3 from Jonathan Wakely <redi at gcc dot gnu.org> --- Only fixed on trunk so far.