From:             phil at mossyvale dot co dot uk
Operating system: Mac OS X 10.5.8
PHP version:      5.3.0
PHP Bug Type:     Class/Object related
Bug description:  Constants defined in Interfaces can be overridden

Description:
------------
If an interface defines a constant and is then implemented by a class
which is then extended with a further class and both classes implement the
interface, the second class may override the interface constant without a
fatal error. Also present in 5.2.10 on FreeBSD 7.2

Reproduce code:
---------------
---
>From manual page: language.oop5.interfaces
---
http://codepad.org/vStYX1Kz

Expected result:
----------------
Fatal error:  Cannot inherit previously-inherited constant c from
interface ia ... on line 18

Actual result:
--------------
Program outputs "OceanSea" which indicates that the interface constant is
still available but the class constant with the same name overrides it.

-- 
Edit bug report at http://bugs.php.net/?id=49472&edit=1
-- 
Try a snapshot (PHP 5.2):            
http://bugs.php.net/fix.php?id=49472&r=trysnapshot52
Try a snapshot (PHP 5.3):            
http://bugs.php.net/fix.php?id=49472&r=trysnapshot53
Try a snapshot (PHP 6.0):            
http://bugs.php.net/fix.php?id=49472&r=trysnapshot60
Fixed in SVN:                        
http://bugs.php.net/fix.php?id=49472&r=fixed
Fixed in SVN and need be documented: 
http://bugs.php.net/fix.php?id=49472&r=needdocs
Fixed in release:                    
http://bugs.php.net/fix.php?id=49472&r=alreadyfixed
Need backtrace:                      
http://bugs.php.net/fix.php?id=49472&r=needtrace
Need Reproduce Script:               
http://bugs.php.net/fix.php?id=49472&r=needscript
Try newer version:                   
http://bugs.php.net/fix.php?id=49472&r=oldversion
Not developer issue:                 
http://bugs.php.net/fix.php?id=49472&r=support
Expected behavior:                   
http://bugs.php.net/fix.php?id=49472&r=notwrong
Not enough info:                     
http://bugs.php.net/fix.php?id=49472&r=notenoughinfo
Submitted twice:                     
http://bugs.php.net/fix.php?id=49472&r=submittedtwice
register_globals:                    
http://bugs.php.net/fix.php?id=49472&r=globals
PHP 4 support discontinued:          http://bugs.php.net/fix.php?id=49472&r=php4
Daylight Savings:                    http://bugs.php.net/fix.php?id=49472&r=dst
IIS Stability:                       
http://bugs.php.net/fix.php?id=49472&r=isapi
Install GNU Sed:                     
http://bugs.php.net/fix.php?id=49472&r=gnused
Floating point limitations:          
http://bugs.php.net/fix.php?id=49472&r=float
No Zend Extensions:                  
http://bugs.php.net/fix.php?id=49472&r=nozend
MySQL Configuration Error:           
http://bugs.php.net/fix.php?id=49472&r=mysqlcfg

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