[Bug libstdc++/54314] [4.8 Regression] undefined references to 'construction vtable for std::ostream-in-std::basic_ostringstream, std::allocator >'

[pluto at agmk dot net]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54314

--- Comment #40 from Pawel Sikora <pluto at agmk dot net> ---
$ grep ZTv0 *
gnu.ver:    _ZTv0_n12_NS*;
gnu.ver:    _ZTv0_n24_NS*;
gnu-versioned-namespace.ver:    _ZTv0_n24_NS*;

versioned namespace doesn't provide *n12* for i686.