Index: undo_old.c
===================================================================
--- undo_old.c	(revision 10677)
+++ undo_old.c	(revision 10678)
@@ -103,8 +103,8 @@
 
 void pcb_undo_old_print(void *udata, char *dst, size_t dst_len)
 {
+	UndoListType *slot = udata;
 #ifndef NDEBUG
-	UndoListType *slot = udata;
 	const char *res = undo_type2str(slot->Type);
 	strcpy(dst, res);
 #else