1--TEST--
2Bug #65593 (ob_start(function(){ob_start();});)
3--FILE--
4<?php
5echo "Test\n";
6
7ob_start(function(){ob_start();});
8?>
9--EXPECTF--
10Test
11
12Fatal error: ob_start(): Cannot use output buffering in output buffering display handlers in %sbug65593.php on line %d
13
