Index: src/plugins/rt_topo/crbs.c
===================================================================
--- src/plugins/rt_topo/crbs.c	(revision 1484)
+++ src/plugins/rt_topo/crbs.c	(revision 1485)
@@ -127,7 +127,7 @@
 
 	p->cpt = cpt;
 	p->gpt = gpt;
-	p->obj = via;
+	p->obj = (rtrnd_any_obj_t *)via;
 	p->net = net;
 
 	return cpt;
@@ -264,7 +264,7 @@
 		if ((ctn != NULL) && ctn->old) continue;
 		rtrnd_line_new(ly_drw, NULL, NULL, l->x1, l->y1, l->x2, l->y2, 0.2, 0);
 		if (ly_out != NULL) {
-			o = rtrnd_line_new(ly_out, NULL, (ctn == NULL ? NULL : ctn->net), l->x1, l->y1, l->x2, l->y2, rt_topo_cfg.wire_thick, 0);
+			o = (rtrnd_any_obj_t *)rtrnd_line_new(ly_out, NULL, (ctn == NULL ? NULL : ctn->net), l->x1, l->y1, l->x2, l->y2, rt_topo_cfg.wire_thick, 0);
 			rtrnd_res_add(crbs->ctx, o);
 		}
 	}
@@ -278,7 +278,7 @@
 
 		rtrnd_arc_new(ly_drw, NULL, NULL, a->parent_pt->x, a->parent_pt->y, a->r, a->sa, a->da, 0.2, 0);
 		if (ly_out != NULL) {
-			o = rtrnd_arc_new(ly_out, NULL, (ctn == NULL ? NULL : ctn->net), a->parent_pt->x, a->parent_pt->y, a->r, a->sa, a->da, rt_topo_cfg.wire_thick, 0);
+			o = (rtrnd_any_obj_t *)rtrnd_arc_new(ly_out, NULL, (ctn == NULL ? NULL : ctn->net), a->parent_pt->x, a->parent_pt->y, a->r, a->sa, a->da, rt_topo_cfg.wire_thick, 0);
 			rtrnd_res_add(crbs->ctx, o);
 		}
 	}