[Bug libstdc++/58909] C++11's condition variables fail with static linking

[redi at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58909

--- Comment #14 from Jonathan Wakely <redi at gcc dot gnu.org> ---
(In reply to Jakub Jelinek from comment #13)
> Maybe libc++ doesn't bother with supporting not linking against -lpthread.

libc++ is linked to libpthread.so unconditionally.