https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108579
Jonathan Wakely <redi at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |jason at gcc dot gnu.org Keywords|needs-bisection | --- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> --- The error started with r13-2968: c++: fix triviality of class with unsatisfied op= cxx20_pair is trivially copyable because it has a trivial copy constructor and only a deleted copy assignment operator; the non-triviality of the unsatisfied copy assignment overload is not considered.