https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96817
--- Comment #9 from Yuxuan Shui <yshuiv7 at gmail dot com> --- (In reply to Jonathan Wakely from comment #7) > It will work when Glibc defines all the pthread functions in libc.so and > libpthread.so becomes empty. Won't that mean libstdc++ will always use the thread-safe behavior? If that's the goal, why don't we just remove the __gthread_active_p check?