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

[jakub at gcc dot gnu.org]

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

--- Comment #6 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
INVALID means it is not a gcc bug, glibc has a separate bugzilla.