1--TEST--
2Returning a reference from a function.
3--FILE--
4<?php
5function &returnRef() {
6		global $a;
7		return $a;
8}
9
10function returnVal() {
11		global $a;
12		return $a;
13}
14
15$a = "original";
16$b =& returnVal();
17$b = "changed";
18var_dump($a); //expecting warning + "original"
19
20$a = "original";
21$b =& returnRef();
22$b = "changed";
23var_dump($a); //expecting "changed"
24?>
25--EXPECTF--
26Notice: Only variables should be assigned by reference in %s on line 13
27string(8) "original"
28string(7) "changed"
29