From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <gdb-return-26829-listarch-gdb=sources.redhat.com@sourceware.org>
Received: (qmail 32275 invoked by alias); 11 Nov 2006 20:29:52 -0000
Received: (qmail 32265 invoked by uid 22791); 11 Nov 2006 20:29:51 -0000
X-Spam-Check-By: sourceware.org
Received: from smtp02.ya.com (HELO smtpauth.ya.com) (62.151.11.161)     by sourceware.org (qpsmtpd/0.31) with ESMTP; Sat, 11 Nov 2006 20:29:43 +0000
Received: from [83.61.43.102] (helo=[192.168.1.2]) 	by smtpauth.ya.com with asmtp id 1GizTu-00030l-00 	for gdb@sourceware.org; Sat, 11 Nov 2006 21:29:38 +0100
Message-ID: <455632B3.2020909@ya.com>
Date: Sat, 11 Nov 2006 20:29:00 -0000
From: =?UTF-8?B?UmHDumwgSHVlcnRhcw==?= <raulh39@ya.com>
User-Agent: Thunderbird 1.5.0.7 (X11/20060921)
MIME-Version: 1.0
CC:  gdb@sourceware.org
Subject: Re: segmentation fault
References: <200611110221.11772.oliver@block-online.eu>
In-Reply-To: <200611110221.11772.oliver@block-online.eu>
Content-Type: text/plain; charset=UTF-8; format=flowed
Content-Transfer-Encoding: 8bit
X-IsSubscribed: yes
Mailing-List: contact gdb-help@sourceware.org; run by ezmlm
Precedence: bulk
List-Subscribe: <mailto:gdb-subscribe@sourceware.org>
List-Archive: <http://sourceware.org/ml/gdb/>
List-Post: <mailto:gdb@sourceware.org>
List-Help: <mailto:gdb-help@sourceware.org>, <http://sourceware.org/ml/#faqs>
Sender: gdb-owner@sourceware.org
X-SW-Source: 2006-11/txt/msg00074.txt.bz2

Oliver Block escribió:
> Hello,
> ...
> (gdb) p sizeof(struct servent)
> $1 = 16
>
> When I extract
>
> from #2:
> sptr = (struct servent *) 0x804b028
>
> from #4:
> r = 0x804b030 
>
> as servent has a size of 16 bytes
>
> 804b028 + 16 = 0x804b038
>
> These two variables seem to overlap. Do you agree? 
>
>   
No. ;)
Maybe I'm wrong, but sptr is a pointer, so it uses 0x804b028 and 0x804b029.
The memory pointed by this pointer is the one that has size 16.

Regards,
Raul.