Index: trunk/src/data.c
===================================================================
--- trunk/src/data.c	(revision 21814)
+++ trunk/src/data.c	(revision 21815)
@@ -841,7 +841,7 @@
 		pcb_r_end(&it);
 	}
 
-	if (tmask & (PCB_OBJ_LINE | PCB_OBJ_ARC | PCB_OBJ_POLY | PCB_OBJ_TEXT) == 0)
+	if ((tmask & (PCB_OBJ_LINE | PCB_OBJ_ARC | PCB_OBJ_POLY | PCB_OBJ_TEXT)) == 0)
 		return; /* do not run the layer loop if no layer object is requested */
 
 	for(li = 0, l = data->Layer; li < data->LayerN; li++,l++) {