1--TEST--
2ReflectionObject::isSubclassOf() - invalid params
3--FILE--
4<?php
5class A {}
6$ro = new ReflectionObject(new A);
7
8var_dump($ro->isSubclassOf('X'));
9
10?>
11--EXPECTF--
12Fatal error: Uncaught ReflectionException: Class "X" does not exist in %s:%d
13Stack trace:
14#0 %s(%d): ReflectionClass->isSubclassOf('X')
15#1 {main}
16  thrown in %s on line %d
17