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Date: Thu, 14 Aug 2008 21:17:34 +0200
Reply-To: Marcus Boerger <helly@php.net>
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Message-ID: <201245907.20080814211734@marcus-boerger.de>
To: Lupus Michaelis <mickael+php@lupusmic.org>
CC: internals@lists.php.net
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Subject: Re: [PHP-DEV] Exception segfault
From: helly@php.net (Marcus Boerger)

Hello Lupus,

Thursday, August 14, 2008, 8:42:23 PM, you wrote:

>    Hi,

>    At first time, it was a bug in the useful xdebug, and I follow it to 
> the PHP code <http://bugs.xdebug.org/bug_view_page.php?bug_id=0000340>.

>    When exception::$message, exception::$line are not of the initial 
> type, it segfaults (for strings) or display non-predictible data. The 
> next snipset for test :

> <?php

> class my_file
> {
>          public  function __toString()
>          {
>                  return "somebuildfilename" ;
>          }
> }

> class my_exception extends exception
> {
>          public  function __construct()
>          {
>                  $this->message = new stdclass ;
>                  $this->file = new my_file ;
>                  $this->line = "12" ;
>          }
> }

> throw new my_exception ;

?>>

>    I attach a patch that correct the segfault. Diff was produced with 
> this line : diff php5.3-200808141030{,-lupus}/Zend/zend_exceptions.c

Thanks for letting us know. Can you provide the diff using 'cvs di -uwp'.

Best regards,
 Marcus