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: 103376,6339fea48a1b8cda
X-Google-Attributes: gid103376,domainid0,public,usenet
X-Google-Language: ENGLISH,ASCII-7-bit
Path: 
 g2news1.google.com!news4.google.com!news1.google.com!news.glorb.com!feeder.erje.net!news.ecp.fr!news.in2p3.fr!in2p3.fr!proxad.net!feeder1-2.proxad.net!cleanfeed1-b.proxad.net!nnrp18-1.free.fr!not-for-mail
Newsgroups: comp.lang.ada
Subject: Re: Enumeration representation clause surprise.
References: <g2odf9$3um$1@nntp.ilk.net>
 <770ae1af-b9fd-4c8a-915c-a5cb3ea8fc81@c65g2000hsa.googlegroups.com>
 <87hcbybazk.fsf@willow.rfc1149.net>
 <g2tarp$tld$1@infosun2.rus.uni-stuttgart.de>
From: Samuel Tardieu <sam@rfc1149.net>
Date: Fri, 13 Jun 2008 16:47:45 +0200
Message-ID: <878wx9bdda.fsf@willow.rfc1149.net>
User-Agent: Gnus/5.11 (Gnus v5.11) Emacs/22.2 (gnu/linux)
Cancel-Lock: sha1:0MpHs/Tn4WXA3TDCEJJgt6mjnFo=
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
X-Leafnode-NNTP-Posting-Host: 81.56.47.149
Organization: Guest of ProXad - France
NNTP-Posting-Date: 13 Jun 2008 16:50:02 MEST
NNTP-Posting-Host: 88.191.14.223
X-Trace: 1213368602 news-3.free.fr 29372 88.191.14.223:57407
X-Complaints-To: abuse@proxad.net
Xref: g2news1.google.com comp.lang.ada:695
Date: 2008-06-13T16:50:02+02:00
List-Id: <comp.lang.ada>

Peter Hermann:

> Samuel Tardieu <sam@rfc1149.net> wrote:
> >     26.         X1 at 0 range 0 .. -1;                   -- Minus 1 !!
> 
> this is a null range: LRM3.5(4)

Exactly. And this null range can represent 2^0 = 1 value. Which is the
case in this example.