https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114147
Jonathan Wakely <redi at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Known to work|14.0 | Summary|[11/12/13 Regression] tuple |[11/12/13/14 Regression] |allocator-extended |tuple allocator-extended |constructor requires |constructor requires |non-explicit default |non-explicit default |constructor |constructor --- Comment #5 from Jonathan Wakely <redi at gcc dot gnu.org> --- Ah it does include it, but it only affects C++20 and later. For older standards the original code is still used.