From owner-freebsd-current@FreeBSD.ORG  Wed Jan 28 23:03:44 2009
Return-Path: <owner-freebsd-current@FreeBSD.ORG>
Delivered-To: freebsd-current@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id DAB8F1065670
	for <freebsd-current@freebsd.org>; Wed, 28 Jan 2009 23:03:44 +0000 (UTC)
	(envelope-from christoph.mallon@gmx.de)
Received: from mail.gmx.net (mail.gmx.net [213.165.64.20])
	by mx1.freebsd.org (Postfix) with SMTP id 28DAB8FC0A
	for <freebsd-current@freebsd.org>; Wed, 28 Jan 2009 23:03:43 +0000 (UTC)
	(envelope-from christoph.mallon@gmx.de)
Received: (qmail invoked by alias); 28 Jan 2009 23:03:42 -0000
Received: from p54A3E68D.dip.t-dialin.net (EHLO tron.homeunix.org)
	[84.163.230.141]
	by mail.gmx.net (mp058) with SMTP; 29 Jan 2009 00:03:42 +0100
X-Authenticated: #1673122
X-Provags-ID: V01U2FsdGVkX1/ksFE8BdvkwOLKXAbsQW+OhPF2LaherOIRgA/L3G
	qM0Vo8XirsqxOM
Message-ID: <4980E44D.1040604@gmx.de>
Date: Thu, 29 Jan 2009 00:03:41 +0100
From: Christoph Mallon <christoph.mallon@gmx.de>
User-Agent: Thunderbird 2.0.0.19 (X11/20090103)
MIME-Version: 1.0
To: Channa <channa.kad@gmail.com>
References: <515c64960901280339m17fa9309v2e1bc3f55454ab@mail.gmail.com>	<49804597.6040303@gmx.de>	<515c64960901280401w1e1d08bfx29adc124bc749c4a@mail.gmail.com>	<E1LS9Pa-000NBW-Ct@kabab.cs.huji.ac.il>	<515c64960901280425y642a190ka31409cfc2a2fd8f@mail.gmail.com>	<49804FCE.7090405@gmx.de>
	<515c64960901280437hd4f7b2dx36a1774afe2f5646@mail.gmail.com>
In-Reply-To: <515c64960901280437hd4f7b2dx36a1774afe2f5646@mail.gmail.com>
Content-Type: text/plain; charset=ISO-8859-1; format=flowed
Content-Transfer-Encoding: 7bit
X-Y-GMX-Trusted: 0
X-FuHaFi: 0.73
Cc: freebsd-current@freebsd.org
Subject: Re: Jemalloc SEGV for 1MB chunk
X-BeenThere: freebsd-current@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Discussions about the use of FreeBSD-current
	<freebsd-current.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-current>, 
	<mailto:freebsd-current-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-current>
List-Post: <mailto:freebsd-current@freebsd.org>
List-Help: <mailto:freebsd-current-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-current>,
	<mailto:freebsd-current-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Wed, 28 Jan 2009 23:03:45 -0000

Channa schrieb:
> Hi,
> Thanks for the reply.
> Does the same behaviour seen on FreeBSD environment?
> I am using FreeBSD libraries to test the test code.
> 
> So according to you its better to NULL terminate in the test code to avoid
> this undefined behaviour?

You have to avoid undefined behaviour. The moment you cause undefined 
behaviour the game is over.
BTW: The character is named NUL. NULL is the name of the symbolic null 
pointer constant.