/* -----------------------------------------------------------------------------
- * $Id: Weak.c,v 1.18 2001/08/14 13:40:09 sewardj Exp $
+ * $Id: Weak.c,v 1.21 2002/02/18 13:26:13 sof Exp $
*
* (c) The GHC Team, 1998-1999
*
* The weak pointer object itself may not be alive - i.e. we may be
* looking at either an object in from-space or one in to-space. It
* doesn't really matter either way.
+ *
+ * Pre-condition: sched_mutex _not_ held.
*/
void
arr->payload[n] = w->finalizer;
n++;
}
- w->header.info = &stg_DEAD_WEAK_info;
+
+#ifdef PROFILING
+ // A weak pointer is inherently used, so we do not need to call
+ // LDV_recordDead().
+ //
+ // Furthermore, when PROFILING is turned on, dead weak
+ // pointers are exactly as large as weak pointers, so there is
+ // no need to fill the slop, either. See stg_DEAD_WEAK_info
+ // in StgMiscClosures.hc.
+#endif
+ SET_HDR(w, &stg_DEAD_WEAK_info, w->header.prof.ccs);
}
t = createIOThread(RtsFlags.GcFlags.initialStkSize,