https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104636
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Last reconfirmed| |2022-03-05 Ever confirmed|0 |1 Status|UNCONFIRMED |WAITING --- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> --- This is a pedantic error. clang errors out with: <source>:14:12: error: chosen constructor is explicit in copy-initialization return {}; ^~ With -pedantic-errors GCC does error out: <source>: In function 'foo get_value()': <source>:14:13: error: converting to 'foo' from initializer list would use explicit constructor 'foo::foo(const char*, uint8_t)' return {}; ^ <source>:14:13: note: in C++11 and above a default constructor can be explicit So I don't know if there is a bug to be fixed here or not.