--TEST--
filter_var_array() and references
--SKIPIF--
<?php if (!extension_loaded("filter")) print "skip"; ?>
--FILE--
<?php

$var = "1";

$data = array();
$data["test1"] = 1;
$data["test2"] = &$var;

$args = array();
$args["test1"] = FILTER_VALIDATE_INT;
$args["test2"] = FILTER_VALIDATE_INT;

$ret = filter_var_array($data, $args);
var_dump($ret);
var_dump($data); //should be separated, i.e. not reference anymore. looks like we can't change this, or it'd change the original zval instead..
var_dump($var); //should be still string(1) "1"

echo "Done\n";
?>
--EXPECT--
array(2) {
  ["test1"]=>
  int(1)
  ["test2"]=>
  int(1)
}
array(2) {
  ["test1"]=>
  int(1)
  ["test2"]=>
  &string(1) "1"
}
string(1) "1"
Done