[Bug libgcc/82635] std::thread's join broken on FreeBSD with all GCCs >= 5

[andreast at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82635

--- Comment #14 from Andreas Tobler <andreast at gcc dot gnu.org> ---
The gcc5 branch is closed, so I can not commit there. In the ports tree we're
on gcc6 as default gcc. We still can build gcc5. I certainly can talk to Gerald
to make an exception or whatever and patch the gcc5 port.