https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80920
Jonathan Wakely <redi at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Keywords| |diagnostic Status|UNCONFIRMED |NEW Last reconfirmed| |2017-05-30 Ever confirmed|0 |1 --- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> --- (In reply to Jason Vas Dias from comment #0) > Incidentally, why should it be illegal to specify an initializer for > an array of non-class types ? How else is one meant to ensure that > all elements of A::_a[] are initialized to zero ? Must one put : > memset(_a, '\0', sizeof(_a)) > inside the initializer - there is no other way ? It's not illegal to specify an initializer, you just did it wrong. Either of _a() or _a{} works fine. The former has always been valid, even in C++98. I'm fairly sure we already have a bug report for the location of the error, but I can't find it now.