1--TEST--
2Stringable should be automatically implemented for internal classes
3--EXTENSIONS--
4zend_test
5--FILE--
6<?php
7
8// _ZendTestClass defines __toString() but does not explicitly implement Stringable.
9$obj = new _ZendTestClass;
10var_dump($obj instanceof Stringable);
11
12?>
13--EXPECT--
14bool(true)
15