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,db88d0444fafe8eb
X-Google-Attributes: gid103376,public
X-Google-Language: ENGLISH,ASCII-7-bit
Path: 
 g2news1.google.com!news2.google.com!newsread.com!news-xfer.newsread.com!news-out2.kabelfoon.nl!newsfeed.kabelfoon.nl!bandi.nntp.kabelfoon.nl!217.73.144.45.MISMATCH!feeder2.ecngs.de!ecngs!feeder.ecngs.de!newsfeed.freenet.de!newsfeed.arcor.de!news.arcor.de!not-for-mail
Date: Thu, 01 Sep 2005 13:42:37 +0200
From: Georg Bauhaus <bauhaus@futureapps.de>
User-Agent: Debian Thunderbird 1.0.2 (X11/20050331)
X-Accept-Language: en-us, en
MIME-Version: 1.0
Newsgroups: comp.lang.ada
Subject: Re: Surprise in array concatenation
References: <1125544603.561847.32140@g47g2000cwa.googlegroups.com>
 <14muavojz308w.1ouv7xin79rqu$.dlg@40tude.net>
In-Reply-To: <14muavojz308w.1ouv7xin79rqu$.dlg@40tude.net>
Content-Type: text/plain; charset=UTF-8; format=flowed
Content-Transfer-Encoding: 7bit
Message-ID: <4316e8ff$0$24161$9b4e6d93@newsread4.arcor-online.net>
Organization: Arcor
NNTP-Posting-Date: 01 Sep 2005 13:41:51 MEST
NNTP-Posting-Host: 9214e0a6.newsread4.arcor-online.net
X-Trace: 
 DXC=9GZWX8bQ1Veci]h2U0KHce:ejgIfPPlddjW\KbG]kaMhea\9g\;7Nmej=96P0k_<jnhP3YJKgE\jlkK=A=HMfRbb
X-Complaints-To: abuse@arcor.de
Xref: g2news1.google.com comp.lang.ada:4364
Date: 2005-09-01T13:41:51+02:00
List-Id: <comp.lang.ada>

Dmitry A. Kazakov wrote:

> A more interesting question is why Empty'First does not raise any
> exception.

Because 'First does not denote an element?

> After all, there is no any lower bound of an empty index range.

? What's the bound of a range? (as opposed to a bounded array)

> Provided, that empty arrays are all same, of course. If not, then another
> interesting question would appear: how to make an empty array with the
> lower bound Integer'First?

Carrying the arguement further, how to reference an element
outside the machine's storage?