http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59215
--- Comment #21 from Jonathan Wakely <redi at gcc dot gnu.org> --- Author: redi Date: Mon Jan 27 17:56:40 2014 New Revision: 207147 URL: http://gcc.gnu.org/viewcvs?rev=207147&root=gcc&view=rev Log: PR libstdc++/59215 * include/bits/shared_ptr_base.h (_Sp_counted_base<_S_atomic>::_M_add_ref_lock()): Use relaxed atomic load. Modified: trunk/libstdc++-v3/ChangeLog trunk/libstdc++-v3/include/bits/shared_ptr_base.h