#45890 [NEW]: Memory exhausted while trying to iterate simplexml object property

From:             vans9 at yandex dot ru
Operating system: FreeBSD 6.2
PHP version:      5.2.6
PHP Bug Type:     SimpleXML related
Bug description:  Memory exhausted while trying to iterate simplexml object property

Description:
------------
While trying to iterate SimpleXML's object property (array) with next(),
memory exhausted.

Reproduce code:
---------------
$classes=new SimpleXMLElement("<?xml version=\"1.0\" encoding=\"utf-8\"?>
<classes>
	<class>
		<name>GenericClass</name>
		<path>somepath</path>
	</class>
	<class>
		<name>GenericClass2</name>
		<path>somepath2</path>
	</class>
	<class>
		<name>GenericClass3</name>
		<path>somepath3</path>
	</class>
</classes>
");
for ($classEntry=current($classes->class); $classEntry!==false;
$classEntry=next($classes->class))
{
	print_r($classEntry);
	echo "\n";
}
echo 'Done smth.';

Expected result:
----------------
Expected: <class> elements of <classes> xml entry being printed.

Actual result:
--------------
Lot's of output and than "Allowed memory size of 134217728 bytes exhausted
(tried to allocate 16 bytes)". Output may be ommited, but problem persists.

-- 
Edit bug report at http://bugs.php.net/?id=45890&edit=1
-- 
Try a CVS snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=45890&r=trysnapshot52
Try a CVS snapshot (PHP 5.3): http://bugs.php.net/fix.php?id=45890&r=trysnapshot53
Try a CVS snapshot (PHP 6.0): http://bugs.php.net/fix.php?id=45890&r=trysnapshot60
Fixed in CVS:                 http://bugs.php.net/fix.php?id=45890&r=fixedcvs
Fixed in release:             http://bugs.php.net/fix.php?id=45890&r=alreadyfixed
Need backtrace:               http://bugs.php.net/fix.php?id=45890&r=needtrace
Need Reproduce Script:        http://bugs.php.net/fix.php?id=45890&r=needscript
Try newer version:            http://bugs.php.net/fix.php?id=45890&r=oldversion
Not developer issue:          http://bugs.php.net/fix.php?id=45890&r=support
Expected behavior:            http://bugs.php.net/fix.php?id=45890&r=notwrong
Not enough info:              http://bugs.php.net/fix.php?id=45890&r=notenoughinfo
Submitted twice:              http://bugs.php.net/fix.php?id=45890&r=submittedtwice
register_globals:             http://bugs.php.net/fix.php?id=45890&r=globals
PHP 4 support discontinued:   http://bugs.php.net/fix.php?id=45890&r=php4
Daylight Savings:             http://bugs.php.net/fix.php?id=45890&r=dst
IIS Stability:                http://bugs.php.net/fix.php?id=45890&r=isapi
Install GNU Sed:              http://bugs.php.net/fix.php?id=45890&r=gnused
Floating point limitations:   http://bugs.php.net/fix.php?id=45890&r=float
No Zend Extensions:           http://bugs.php.net/fix.php?id=45890&r=nozend
MySQL Configuration Error:    http://bugs.php.net/fix.php?id=45890&r=mysqlcfg