[Bug libstdc++/54172] [4.7/4.8 Regression] __cxa_guard_acquire thread-safety issue

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54172

Richard Guenther <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|---                         |4.7.2
            Summary|[4.7 Regression]            |[4.7/4.8 Regression]
                   |__cxa_guard_acquire         |__cxa_guard_acquire
                   |thread-safety issue         |thread-safety issue