comp.lang.ada
 help / color / mirror / Atom feed
From: Martin Krischik <krischik@users.sourceforge.net>
Subject: Re: Unclear error message - please help
Date: Sun, 09 Oct 2005 09:29:25 +0200
Date: 2005-10-09T09:29:25+02:00	[thread overview]
Message-ID: <4894486.ZC6T0HgaI8@linux1.krischik.com> (raw)
In-Reply-To: 43482077.3434FCF3@alfred-hilscher.de

Alfred Hilscher wrote:

>   subtype
>     Sixteen_Bits is Integer range 0..65535;

The name "Sixteen_Bits" suggest a different implementation:

type Sixteen_Bits is mod 2 ** 16;
for Sixteen_Bits'Size use 16;

A "range 0..65535" needs 17 bits and an "is Integer" is usually 32 bit.

See

http://en.wikibooks.org/wiki/Ada_Programming/Types/range
http://en.wikibooks.org/wiki/Ada_Programming/Types/mod

for more info.

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



  parent reply	other threads:[~2005-10-09  7:29 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-09-17 21:11 Unclear error message - please help Alfred Hilscher
2005-09-17 21:44 ` Gene
2005-09-17 22:02 ` Ludovic Brenta
2005-09-18  2:32 ` Robert A Duff
2005-10-08 19:39   ` Alfred Hilscher
2005-10-08 20:15     ` Björn Persson
2005-10-09  7:34       ` Martin Krischik
2005-10-08 21:28     ` Dmitry A. Kazakov
2005-10-08 23:58     ` Robert A Duff
2005-10-09  7:29     ` Martin Krischik [this message]
2005-10-09 14:24       ` Robert A Duff
2005-10-09 22:02       ` Brian May
2005-10-10 16:49         ` Martin Krischik
2005-10-10 22:20           ` Brian May
2005-10-11  5:48             ` Martin Dowie
2005-10-11 18:03             ` Martin Krischik
     [not found]         ` <h84lk1tqgofrhgabm8q3sqbb80li6733bh@4ax.com>
2005-10-16  1:10           ` Robert A Duff
replies disabled

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox