[Bug libstdc++/50196] [C++0x] std::thread not available under macos

[redi at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50196

Jonathan Wakely <redi at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|ASSIGNED                    |RESOLVED
         Resolution|                            |FIXED

--- Comment #8 from Jonathan Wakely <redi at gcc dot gnu.org> 2011-10-22 21:34:28 UTC ---
Should be fixed for 4.7 - std::timed_mutex and std::recursive_mutex are still
not available, because they require a library function which darwin doesn't
provide

This commit enables new tests for darwin which currently fail due to PR 50598,
I assume they will pass when that's fixed