1--TEST-- 2Bug #69761 (Serialization of anonymous classes should be prevented) 3--FILE-- 4<?php 5$instance = new class('foo') { 6 public function __construct($i) { 7 } 8}; 9var_dump(serialize($instance)); 10?> 11--EXPECTF-- 12Fatal error: Uncaught Exception: Serialization of 'class@%s' is not allowed in %sbug69761.php:%d 13Stack trace: 14#0 %sbug69761.php(%d): serialize(Object(class@anonymous)) 15#1 {main} 16 thrown in %sbug69761.php on line %d 17