OMPT event_barrier_end fix

[tcramer]

Summary

The OMPT status is never equal to ompt_status_track. ompt_status_track = 0x2 and ompt_status_track_callback = 0x6 just share a bit, so that we can check for traceing and callbacks with the same status.

[omalyshe]

LGTM.

openmp/trunk/runtime/src/kmp_barrier.cpp

#if KMP_DEBUG
     }
 #endif /* KMP_DEBUG */
 
     // TODO now, mark worker threads as done so they may be disbanded
     KMP_MB(); // Flush all pending memory write invalidates.
     KA_TRACE(10, ("__kmp_join_barrier: T#%d(%d:%d) leaving\n", gtid, team_id, tid));
 
 #if OMPT_SUPPORT
-    if (ompt_status == ompt_status_track) {
+    if (ompt_status & ompt_status_track) {
 #if OMPT_TRACE
         if ((ompt_status == ompt_status_track_callback) &&
             ompt_callbacks.ompt_callback(ompt_event_barrier_end)) {
             ompt_callbacks.ompt_callback(ompt_event_barrier_end)(
                 team->t.ompt_team_info.parallel_id,
                 team->t.t_implicit_task_taskdata[tid].ompt_task_info.task_id);
        }
 #endif