[Bug c++/115645] [11/12/13/14 Regression] new S[1][1]() requires non-explicit default ctor since r11-3092

[mpolacek at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115645

--- Comment #6 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
Sorry :(.  I'll take a look.