http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56073
--- Comment #3 from Alan Modra <amodra at gcc dot gnu.org> 2013-02-05 13:40:39 UTC --- Author: amodra Date: Tue Feb 5 13:40:25 2013 New Revision: 195756 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=195756 Log: PR libgomp/51376 PR libgomp/56073 * task.c (GOMP_task): Revert 2011-12-09 change. (GOMP_taskwait): Likewise. Instead use atomic load with acquire barrier to read task->children.. (gomp_barrier_handle_tasks): ..and matching atomic store with release barrier here when setting parent->children to NULL. Modified: branches/gcc-4_7-branch/libgomp/ChangeLog branches/gcc-4_7-branch/libgomp/task.c
