Description:
------------
the following code produces Segmentation fault on php

<?php
class gpic {
	function __construct() {
		$conf = new gpicConfig();
		print "test";
	}
}

class gpicConfig extends gpic {
}
?>

PHP 5.0.5 (cli) (built: Oct 31 2005 10:51:24)
Copyright (c) 1997-2004 The PHP Group
Zend Engine v2.0.5, Copyright (c) 1998-2004 Zend Technologies
    with Zend Extension Manager v1.0.9, Copyright (c) 2003-2005, by Zend Technologies
    with Zend Optimizer v2.6.0, Copyright (c) 1998-2005, by Zend Technologies
    with Zend Debugger v5.0.0, Copyright (c) 1999-2005, by Zend Technologies

Reproduce code:
---------------
<?php
class gpic {
	function __construct() {
		$conf = new gpicConfig();
		print "test";
	}
}

class gpicConfig extends gpic {
}
?>