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

[jakub at gcc dot gnu.org]

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

--- Comment #22 from Jakub Jelinek <jakub at gcc dot gnu.org> 2013-01-26 10:38:23 UTC ---
BTW, I agree with Jason that we shouldn't optimize these vtable reads.  When
this hit libstdc++, it could hit very well any other C++ shared library which
uses version scripts or some other ways how to enumerate what exactly is
exported.