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

[jojelino at gmail dot com]

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

--- Comment #6 from gee <jojelino at gmail dot com> 2012-08-21 20:10:01 UTC ---
Created attachment 28065
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=28065
proposed patch

just added one line.
_ZTC* is then exported.