[Bug libstdc++/115421] Multi-threaded condition_variable app throws when linking as -static on Linux

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115421

--- Comment #14 from Jonathan Wakely <redi at gcc dot gnu.org> ---
This is just a dup of PR 58909