From mboxrd@z Thu Jan  1 00:00:00 1970
X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on polar.synack.me
X-Spam-Level: 
X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00 autolearn=ham
	autolearn_force=no version=3.4.4
X-Google-Thread: 103376,b2923d60cb81694b
X-Google-Attributes: gid103376,public
X-Google-Language: ENGLISH,ASCII-7-bit
Path: 
 g2news1.google.com!news3.google.com!border1.nntp.dca.giganews.com!nntp.giganews.com!newsfeed00.sul.t-online.de!newsfeed01.sul.t-online.de!t-online.de!newsfeed01.chello.at!newsfeed02.chello.at!news.hispeed.ch.POSTED!not-for-mail
Message-ID: <33541213.DqVU86oi7x@linux1.krischik.com>
From: Martin Krischik <krischik@users.sourceforge.net>
Subject: Re: Unsigned Integer Restraint Errors
Newsgroups: comp.lang.ada
Date: Mon, 12 Mar 2007 20:00:51 +0100
References: <1173712032.183064.264340@8g2000cwh.googlegroups.com>
 <e9in1ny6b3gb.16e7shcfhyja8$.dlg@40tude.net>
User-Agent: KNode/0.10.4
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Transfer-Encoding: 7Bit
X-Complaints-To: abuse@hispeed.ch
Organization: hispeed.ch
NNTP-Posting-Host: 84.73.230.248 (84.73.230.248)
NNTP-Posting-Date: Mon, 12 Mar 2007 21:00:04 +0100
X-Trace: 8518245f5b144f1ec435d07218
Xref: g2news1.google.com comp.lang.ada:14491
Date: 2007-03-12T20:00:51+01:00
List-Id: <comp.lang.ada>

Dmitry A. Kazakov wrote:

> 1. Modular types cannot overflow per mathematical definition of. They form
> a ring closed for +,-,*,/ (except zero divide).

type Byte is mod 256;
subtype Half_Byte is Byte range 0 .. 127;

Martin
-- 
mailto://krischik@users.sourceforge.net
Ada programming at: http://ada.krischik.com