Bug #63462 [NEW]: Magic methods called twice for unset protected properties

From: Date: Thu, 08 Nov 2012 05:40:59 +0000
Subject: Bug #63462 [NEW]: Magic methods called twice for unset protected properties
Groups: php.bugs 
Request: Send a blank email to php-bugs+get-174572@lists.php.net to get a copy of this message 
From:             ocramius at gmail dot com
Operating system: Irrelevant
PHP version:      5.4.8
Package:          Scripting Engine problem
Bug Type:         Bug
Bug description:Magic methods called twice for unset protected properties

Description:
------------
When un-setting a private or protected property of an object, magic methods
get called twice when that property is accessed.

Test script:
---------------
https://gist.github.com/4037010
(will provide PR with the test later)

Expected result:
----------------
Each of the magic methods presented in the test script should be called
only once per checked property. 

Actual result:
--------------
Each of the magic methods are called twice for private or protected
properties that were unset.

-- 
Edit bug report at https://bugs.php.net/bug.php?id=63462&edit=1
-- 
Try a snapshot (PHP 5.4):   https://bugs.php.net/fix.php?id=63462&r=trysnapshot54
Try a snapshot (PHP 5.3):   https://bugs.php.net/fix.php?id=63462&r=trysnapshot53
Try a snapshot (trunk):     https://bugs.php.net/fix.php?id=63462&r=trysnapshottrunk
Fixed in SVN:               https://bugs.php.net/fix.php?id=63462&r=fixed
Fixed in release:           https://bugs.php.net/fix.php?id=63462&r=alreadyfixed
Need backtrace:             https://bugs.php.net/fix.php?id=63462&r=needtrace
Need Reproduce Script:      https://bugs.php.net/fix.php?id=63462&r=needscript
Try newer version:          https://bugs.php.net/fix.php?id=63462&r=oldversion
Not developer issue:        https://bugs.php.net/fix.php?id=63462&r=support
Expected behavior:          https://bugs.php.net/fix.php?id=63462&r=notwrong
Not enough info:            https://bugs.php.net/fix.php?id=63462&r=notenoughinfo
Submitted twice:            https://bugs.php.net/fix.php?id=63462&r=submittedtwice
register_globals:           https://bugs.php.net/fix.php?id=63462&r=globals
PHP 4 support discontinued: https://bugs.php.net/fix.php?id=63462&r=php4
Daylight Savings:           https://bugs.php.net/fix.php?id=63462&r=dst
IIS Stability:              https://bugs.php.net/fix.php?id=63462&r=isapi
Install GNU Sed:            https://bugs.php.net/fix.php?id=63462&r=gnused
Floating point limitations: https://bugs.php.net/fix.php?id=63462&r=float
No Zend Extensions:         https://bugs.php.net/fix.php?id=63462&r=nozend
MySQL Configuration Error:  https://bugs.php.net/fix.php?id=63462&r=mysqlcfg

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