From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <gcc-help-return-20933-listarch-gcc-help=gcc.gnu.org@gcc.gnu.org>
Received: (qmail 6042 invoked by alias); 22 Jul 2005 14:47:46 -0000
Mailing-List: contact gcc-help-help@gcc.gnu.org; run by ezmlm
Precedence: bulk
List-Archive: <http://gcc.gnu.org/ml/gcc-help/>
List-Post: <mailto:gcc-help@gcc.gnu.org>
List-Help: <mailto:gcc-help-help@gcc.gnu.org>
Sender: gcc-help-owner@gcc.gnu.org
Received: (qmail 6021 invoked by uid 22791); 22 Jul 2005 14:47:41 -0000
Received: from smtp-105-friday.noc.nerim.net (HELO mallaury.nerim.net) (62.4.17.105)
    by sourceware.org (qpsmtpd/0.30-dev) with ESMTP; Fri, 22 Jul 2005 14:47:41 +0000
Received: from uniton.integrable-solutions.net (gdr.net1.nerim.net [62.212.99.186])
	by mallaury.nerim.net (Postfix) with ESMTP id 203064F399;
	Fri, 22 Jul 2005 16:47:30 +0200 (CEST)
Received: from uniton.integrable-solutions.net (localhost [127.0.0.1])
	by uniton.integrable-solutions.net (8.12.10/8.12.10/SuSE Linux 0.7) with ESMTP id j6MEkOpI024238;
	Fri, 22 Jul 2005 16:46:24 +0200
Received: (from gdr@localhost)
	by uniton.integrable-solutions.net (8.12.10/8.12.10/Submit) id j6MEkOE6024237;
	Fri, 22 Jul 2005 16:46:24 +0200
To: Martin Wodok <m.wodok@osb-ag.de>
Cc: gcc-help@gcc.gnu.org
Subject: Re: C++: No Warning for passing value > 255 as parameter to a function requiring "unsigned char"
References: <200507221551.02486.m.wodok@osb-ag.de>
From: Gabriel Dos Reis <gdr@integrable-solutions.net>
In-Reply-To: <200507221551.02486.m.wodok@osb-ag.de>
Date: Fri, 22 Jul 2005 14:47:00 -0000
Message-ID: <m3ll3yzynz.fsf@uniton.integrable-solutions.net>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
X-SW-Source: 2005-07/txt/msg00237.txt.bz2

Martin Wodok <m.wodok@osb-ag.de> writes:

| Assigning 1000 is of course out of bounds for "unsigned char", thus the 

No, it is not.  Unsigned integer types are modulo types; it is no overflow.

-- Gaby