Deep copy property types

Author: Girgias

Zend/zend_inheritance.c

@@ -2938,15 +2938,8 @@ static zend_class_entry *zend_lazy_class_load(zend_class_entry *pce)
 			Z_PTR(p->val) = new_prop_info;
 			memcpy(new_prop_info, prop_info, sizeof(zend_property_info));
 			new_prop_info->ce = ce;
-			if (ZEND_TYPE_HAS_LIST(new_prop_info->type)) {
-				zend_type_list *new_list;
-				zend_type_list *list = ZEND_TYPE_LIST(new_prop_info->type);
-
-				new_list = zend_arena_alloc(&CG(arena), ZEND_TYPE_LIST_SIZE(list->num_types));
-				memcpy(new_list, list, ZEND_TYPE_LIST_SIZE(list->num_types));
-				ZEND_TYPE_SET_PTR(new_prop_info->type, list);
-				ZEND_TYPE_FULL_MASK(new_prop_info->type) |= _ZEND_TYPE_ARENA_BIT;
-			}
+			/* Deep copy the type information */
+			zend_type_copy_ctor(&new_prop_info->type, /* use_arena */ true, /* persistent */ false);
 		}
 	}