From:             jbleau at gmail dot com
Operating system: Windows
PHP version:      5.2.6
PHP Bug Type:     *Compile Issues
Bug description:  Assignment does not properly evaluate to reference

Description:
------------
Assignments which should otherwise evaluate to references of the l-value
do not properly do so in some situations, but do in others.

Reproduce code:
---------------
1. echo ($x = 5)--;
2. echo ($x = Array(3))[0];
3. echo ($x = ($y = 3));

I presume this is also related:

4.
function foo(){ return Array(3); }
echo (foo())[0];

Expected result:
----------------
1. 4
2. 3
3. 3
4. 3

Actual result:
--------------
1. Parser chokes on T_DEC
2. Parser chokes on [
3. Works correctly, 3 is assigned to $x and $y and printed.
4. Parser chokes on [

-- 
Edit bug report at http://bugs.php.net/?id=46410&edit=1
-- 
Try a CVS snapshot (PHP 5.2):        
http://bugs.php.net/fix.php?id=46410&r=trysnapshot52
Try a CVS snapshot (PHP 5.3):        
http://bugs.php.net/fix.php?id=46410&r=trysnapshot53
Try a CVS snapshot (PHP 6.0):        
http://bugs.php.net/fix.php?id=46410&r=trysnapshot60
Fixed in CVS:                        
http://bugs.php.net/fix.php?id=46410&r=fixedcvs
Fixed in CVS and need be documented: 
http://bugs.php.net/fix.php?id=46410&r=needdocs
Fixed in release:                    
http://bugs.php.net/fix.php?id=46410&r=alreadyfixed
Need backtrace:                      
http://bugs.php.net/fix.php?id=46410&r=needtrace
Need Reproduce Script:               
http://bugs.php.net/fix.php?id=46410&r=needscript
Try newer version:                   
http://bugs.php.net/fix.php?id=46410&r=oldversion
Not developer issue:                 
http://bugs.php.net/fix.php?id=46410&r=support
Expected behavior:                   
http://bugs.php.net/fix.php?id=46410&r=notwrong
Not enough info:                     
http://bugs.php.net/fix.php?id=46410&r=notenoughinfo
Submitted twice:                     
http://bugs.php.net/fix.php?id=46410&r=submittedtwice
register_globals:                    
http://bugs.php.net/fix.php?id=46410&r=globals
PHP 4 support discontinued:          http://bugs.php.net/fix.php?id=46410&r=php4
Daylight Savings:                    http://bugs.php.net/fix.php?id=46410&r=dst
IIS Stability:                       
http://bugs.php.net/fix.php?id=46410&r=isapi
Install GNU Sed:                     
http://bugs.php.net/fix.php?id=46410&r=gnused
Floating point limitations:          
http://bugs.php.net/fix.php?id=46410&r=float
No Zend Extensions:                  
http://bugs.php.net/fix.php?id=46410&r=nozend
MySQL Configuration Error:           
http://bugs.php.net/fix.php?id=46410&r=mysqlcfg

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