IS_OBJ_USE_GUARDS  498 Zend/zend_object_handlers.c 	ZEND_ASSERT(GC_FLAGS(zobj) & IS_OBJ_USE_GUARDS);
IS_OBJ_USE_GUARDS   48 Zend/zend_objects.c 		GC_FLAGS(object) |= IS_OBJ_USE_GUARDS;