Oups

List/List.c

@@ -133,7 +133,9 @@ void insert_inside_List(THIS(List), void * data, size_t data_size, int index){
 		old_element->previous->next = new_element;
 		old_element->previous = new_element;
 
-	} else OUTSIDE_BOUNDS;
+	} else {
+		OUTSIDE_BOUNDS;
+	}
 
 
 }