1--TEST--
2Bug #33558 (warning with nested calls to functions returning by reference)
3--INI--
4error_reporting=4095
5--FILE--
6<?php
7function & foo() {
8 $var = 'ok';
9 return $var;
10}
11
12function & bar() {
13 return foo();
14}
15
16$a =& bar();
17echo "$a\n";
18?>
19--EXPECT--
20ok
21
22
