Index: src/plugins/rt_topo/crbs.c
===================================================================
--- src/plugins/rt_topo/crbs.c	(revision 1371)
+++ src/plugins/rt_topo/crbs.c	(revision 1372)
@@ -230,6 +230,10 @@
 		return -1;
 
 	grbs_draw_begin(&crbs->grbs, f);
+	fprintf(f, "<!-- DUMP:\n");
+	grbs_dump_points(&crbs->grbs, f);
+	grbs_dump_wires(&crbs->grbs, f);
+	fprintf(f, "-->\n");
 	grbs_draw_points(&crbs->grbs, f);
 	grbs_draw_wires(&crbs->grbs, f);
 	grbs_draw_end(&crbs->grbs, f);