1--TEST--
2filter_var_array() on array with reference
3--SKIPIF--
4<?php if (!extension_loaded("filter")) die("skip"); ?>
5--FILE--
6<?php
7
8$array = ["123foo"];
9$array2 = [&$array];
10var_dump(filter_var_array($array2, FILTER_VALIDATE_INT));
11var_dump($array);
12
13?>
14--EXPECT--
15array(1) {
16  [0]=>
17  &array(1) {
18    [0]=>
19    bool(false)
20  }
21}
22array(1) {
23  [0]=>
24  bool(false)
25}
26