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--TEST--
Bug #22836 (returning references to NULL)
--SKIPIF--
<?php if (version_compare(zend_version(), '2.0.0-dev', '<')) die('skip ZendEngine 2 is needed'); ?>
--FILE--
<?php
function &f()
{
$x = "foo";
var_dump($x);
print "'$x'\n";
return ($a);
}
for ($i = 0; $i < 8; $i++) {
$h =& f();
}
?>
--EXPECTF--
string(3) "foo"
'foo'
Notice: Undefined variable: a in %s on line %d
Fatal error: Only variables or references can be returned by reference in %s on line %d
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