From:             getmequick at gmail dot com
Operating system: Windows XP
PHP version:      5.2.9
PHP Bug Type:     DOM XML related
Bug description:  xpath::query fails when huge xml file loaded

Description:
------------
I'm running latest PHP 5.2.9.1 on Win XP machine with apache 2.0 on it

I have 1GB free RAM (of 2GB)

here's the issue, I load huge xml file (8MB) that has namespace defined in
it and try query with xpath, it ends with timeout error

strangely, when I move namespace definition out, it works. 
also, if I reduce filesize to say 1KB it also works (with namespace
defined)

summary:

- Doesn't work when xml has a namespace defined and filesize is huge (~8MB
tested)

- Works when filesize is tiny and has a namespace.
- Works when filesize is huge and no namespace defined.


Reproduce code:
---------------
test.xml
------------------
<?xml version="1.0" encoding="UTF-8"?>
<urlset xmlns="http://www.google.com/schemas/sitemap/0.84";>
<url>
<loc>..</loc>
</url>
<url>
<loc>..</loc>
</url>
<url>
<loc>..</loc>
</url>
</urlset>


test.php
------------------
<?php
ini_set('display_errors', true);
ini_set('error_reporting', E_ALL);

$dom     = DomDocument::load('test.xml');
$xpath   = new DomXPath($dom);
$ns    = '';
if ($dom->documentElement && $dom->documentElement->namespaceURI)
{
  $xpath->registerNamespace('ns', $dom->documentElement->namespaceURI);
  $ns    = 'ns:';
}

$locUrls  = $xpath->query("//{$ns}loc");
var_dump($locUrls);
?>

Expected result:
----------------
Nodelist object.

Actual result:
--------------
PHP timeout error.

-- 
Edit bug report at http://bugs.php.net/?id=47833&edit=1
-- 
Try a CVS snapshot (PHP 5.2):        
http://bugs.php.net/fix.php?id=47833&r=trysnapshot52
Try a CVS snapshot (PHP 5.3):        
http://bugs.php.net/fix.php?id=47833&r=trysnapshot53
Try a CVS snapshot (PHP 6.0):        
http://bugs.php.net/fix.php?id=47833&r=trysnapshot60
Fixed in CVS:                        
http://bugs.php.net/fix.php?id=47833&r=fixedcvs
Fixed in CVS and need be documented: 
http://bugs.php.net/fix.php?id=47833&r=needdocs
Fixed in release:                    
http://bugs.php.net/fix.php?id=47833&r=alreadyfixed
Need backtrace:                      
http://bugs.php.net/fix.php?id=47833&r=needtrace
Need Reproduce Script:               
http://bugs.php.net/fix.php?id=47833&r=needscript
Try newer version:                   
http://bugs.php.net/fix.php?id=47833&r=oldversion
Not developer issue:                 
http://bugs.php.net/fix.php?id=47833&r=support
Expected behavior:                   
http://bugs.php.net/fix.php?id=47833&r=notwrong
Not enough info:                     
http://bugs.php.net/fix.php?id=47833&r=notenoughinfo
Submitted twice:                     
http://bugs.php.net/fix.php?id=47833&r=submittedtwice
register_globals:                    
http://bugs.php.net/fix.php?id=47833&r=globals
PHP 4 support discontinued:          http://bugs.php.net/fix.php?id=47833&r=php4
Daylight Savings:                    http://bugs.php.net/fix.php?id=47833&r=dst
IIS Stability:                       
http://bugs.php.net/fix.php?id=47833&r=isapi
Install GNU Sed:                     
http://bugs.php.net/fix.php?id=47833&r=gnused
Floating point limitations:          
http://bugs.php.net/fix.php?id=47833&r=float
No Zend Extensions:                  
http://bugs.php.net/fix.php?id=47833&r=nozend
MySQL Configuration Error:           
http://bugs.php.net/fix.php?id=47833&r=mysqlcfg

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