[Bug libstdc++/57740] C++11 std::thread not usable with static linking

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57740

--- Comment #6 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Note also that libstdc++.a can be used together with libpthread.so or
libstdc++.so with libpthread.a (g++ -static-libstdc++ etc.).