From:             mstf at mstf dot name dot tr
Operating system: Windows XP
PHP version:      5.3.0
PHP Bug Type:     *General Issues
Bug description:  Pointers problem

Description:
------------
Pointers problem.

Reproduce code:
---------------
$a = array('a' => array('b' => 'c'));
$b = &$a;

$b = &$b['a'];
$b = &$b['b'];
$b = &$b['c'];

echo $b;

Expected result:
----------------
NULL

Actual result:
--------------
Apache "Send Error Report"
Apache error.log:
[Sat Aug 22 04:11:34 2009] [notice] Child 3408: Child process is running
[Sat Aug 22 04:11:34 2009] [notice] Child 3408: Acquired the start mutex.
[Sat Aug 22 04:11:34 2009] [notice] Child 3408: Starting 150 worker
threads.
[Sat Aug 22 04:11:34 2009] [notice] Child 3408: Starting thread to listen
on port 80.
[Sat Aug 22 04:11:34 2009] [notice] Child 3408: Starting thread to listen
on port 443.

-- 
Edit bug report at http://bugs.php.net/?id=49617&edit=1
-- 
Try a snapshot (PHP 5.2):            
http://bugs.php.net/fix.php?id=49617&r=trysnapshot52
Try a snapshot (PHP 5.3):            
http://bugs.php.net/fix.php?id=49617&r=trysnapshot53
Try a snapshot (PHP 6.0):            
http://bugs.php.net/fix.php?id=49617&r=trysnapshot60
Fixed in SVN:                        
http://bugs.php.net/fix.php?id=49617&r=fixed
Fixed in SVN and need be documented: 
http://bugs.php.net/fix.php?id=49617&r=needdocs
Fixed in release:                    
http://bugs.php.net/fix.php?id=49617&r=alreadyfixed
Need backtrace:                      
http://bugs.php.net/fix.php?id=49617&r=needtrace
Need Reproduce Script:               
http://bugs.php.net/fix.php?id=49617&r=needscript
Try newer version:                   
http://bugs.php.net/fix.php?id=49617&r=oldversion
Not developer issue:                 
http://bugs.php.net/fix.php?id=49617&r=support
Expected behavior:                   
http://bugs.php.net/fix.php?id=49617&r=notwrong
Not enough info:                     
http://bugs.php.net/fix.php?id=49617&r=notenoughinfo
Submitted twice:                     
http://bugs.php.net/fix.php?id=49617&r=submittedtwice
register_globals:                    
http://bugs.php.net/fix.php?id=49617&r=globals
PHP 4 support discontinued:          http://bugs.php.net/fix.php?id=49617&r=php4
Daylight Savings:                    http://bugs.php.net/fix.php?id=49617&r=dst
IIS Stability:                       
http://bugs.php.net/fix.php?id=49617&r=isapi
Install GNU Sed:                     
http://bugs.php.net/fix.php?id=49617&r=gnused
Floating point limitations:          
http://bugs.php.net/fix.php?id=49617&r=float
No Zend Extensions:                  
http://bugs.php.net/fix.php?id=49617&r=nozend
MySQL Configuration Error:           
http://bugs.php.net/fix.php?id=49617&r=mysqlcfg

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