[Bug c++/60371] std::vector::emplace_back

[pinskia at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60371

--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
This sounds like there is a copy constructor happening and you don't have a
copy constructor defined so it is a direct assignment which means you will get
a double free.