[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [54569] trunk/blender/source/blender/ blenlib/intern/BLI_mempool.c: add debug check for mempool double free ( or misuse of BLI_MEMPOOL_ALLOW_ITER),

[Campbell Barton]

Revision: 54569
          http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=54569
Author:   campbellbarton
Date:     2013-02-15 04:14:53 +0000 (Fri, 15 Feb 2013)
Log Message:
-----------
add debug check for mempool double free (or misuse of BLI_MEMPOOL_ALLOW_ITER),
some reports in the tracker show errors on bmesh iteration which could be caused by this.

Modified Paths:
--------------
    trunk/blender/source/blender/blenlib/intern/BLI_mempool.c

Modified: trunk/blender/source/blender/blenlib/intern/BLI_mempool.c
===================================================================
--- trunk/blender/source/blender/blenlib/intern/BLI_mempool.c	2013-02-14 23:50:30 UTC (rev 54568)
+++ trunk/blender/source/blender/blenlib/intern/BLI_mempool.c	2013-02-15 04:14:53 UTC (rev 54569)
@@ -245,6 +245,10 @@
 	BLI_freenode *newhead = addr;
 
 	if (pool->flag & BLI_MEMPOOL_ALLOW_ITER) {
+#ifndef NDEBUG
+		/* this will detect double free's */
+		BLI_assert(newhead->freeword != FREEWORD);
+#endif
 		newhead->freeword = FREEWORD;
 	}