1--TEST--
2passing the return value from a function by reference
3--FILE--
4<?php
5
6function foo(&$ref)
7{
8    var_dump($ref);
9}
10
11function bar($value)
12{
13    return $value;
14}
15
16foo(bar(5));
17
18?>
19--EXPECTF--
20Notice: Only variables should be passed by reference in %s on line 13
21int(5)
22