--TEST--
Test return type and value, as well as basic behaviour, for ob_end_clean()
--FILE--
<?php
/* 
 * proto bool ob_end_clean(void)
 * Function is implemented in main/output.c
*/ 

var_dump(ob_end_clean());

ob_start();
var_dump(ob_end_clean());

ob_start();
echo "Hello";
var_dump(ob_end_clean());

var_dump(ob_end_clean());

?>
--EXPECTF--

Notice: ob_end_clean(): failed to delete buffer. No buffer to delete in %s on line 7
bool(false)
bool(true)
bool(true)

Notice: ob_end_clean(): failed to delete buffer. No buffer to delete in %s on line 16
bool(false)