https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95658
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Resolution|--- |DUPLICATE Target Milestone|--- |11.0 Status|UNCONFIRMED |RESOLVED --- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> --- Fixed in GCC 11: <source>:1:1: error: 'decltype(auto)' type specifier only available with '-std=c++14' or '-std=gnu++14' 1 | decltype (auto) var = 0; | ^~~~~~~~ Which was implemented by PR 96103 so a dup. *** This bug has been marked as a duplicate of bug 96103 ***