[Bug libgcc/87189] libgcc/gthr-posix.h (__gthread_active_p) makes unwarranted assumptions about libpthread.a

[ppluzhnikov at google dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87189

--- Comment #9 from Paul Pluzhnikov <ppluzhnikov at google dot com> ---
Thanks, H.J.

https://sourceware.org/bugzilla/show_bug.cgi?id=5784 has a few references, and
in particular https://sourceware.org/ml/libc-alpha/2012-09/msg00192.html is
important to consider.