From: Martin Krischik <krischik@users.sourceforge.net>
Subject: Re: Ada exception block does NOT work?
Date: Fri, 19 Aug 2005 19:29:51 +0200
Date: 2005-08-19T19:29:51+02:00 [thread overview]
Message-ID: <1639727.IzdcfkcRx7@linux1.krischik.com> (raw)
In-Reply-To: pan.2005.08.19.12.36.29.752340@linuxchip.demon.co.uk.uk.uk
Dr. Adrian Wrigley wrote:
> On Thu, 18 Aug 2005 16:56:35 -0400, Robert A Duff wrote:
>
>> On the third hand, *unsigned* integer arithmetic is wrap-around in C,
>> C++, Java, *and* Ada.
>
> err... doesn't Ada raise exceptions on overflow for unsigned types?
> presumably you are talking of Ada's modular types(?) which are
> (obviously) wrap-around, exactly as users want from such a type(!)
Well, the very first C did not have "unsigned int" there was just int.
That's why unix has a 2GB limit on files and not a 4 GB limit. (There is a
new set of file IO which can deal with larger files).
I think Java is still without "unsigned".
And last not least Ada "mod" type in not only unsigned it also has warp
around as extra - which you might not actually want.
Martin
--
mailto://krischik@users.sourceforge.net
Ada programming at: http://ada.krischik.com
next prev parent reply other threads:[~2005-08-19 17:29 UTC|newest]
Thread overview: 78+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-08-16 8:48 Ada exception block does NOT work? bubble
2005-08-16 9:00 ` Georg Bauhaus
2005-08-16 9:32 ` bubble
2005-08-16 9:42 ` gautier_niouzes
2005-08-16 15:25 ` Frank J. Lhota
2005-08-16 16:58 ` Svesse
2005-08-16 17:48 ` Björn Persson
2005-08-16 18:12 ` Svesse
2005-08-16 18:17 ` Frank J. Lhota
2005-08-17 10:53 ` Ludovic Brenta
2005-08-17 11:34 ` Anders Wirzenius
2005-08-17 18:08 ` Björn Persson
2005-08-17 19:05 ` Randy Brukardt
2005-08-18 15:58 ` Georg Bauhaus
2005-08-16 12:30 ` Georg Bauhaus
2005-08-16 17:39 ` Björn Persson
2005-08-16 19:43 ` Georg Bauhaus
2005-08-17 1:39 ` Jeffrey R. Carter
2005-08-17 7:22 ` Maciej Sobczak
2005-08-18 1:05 ` Jeffrey R. Carter
2005-08-18 8:44 ` Maciej Sobczak
2005-08-18 11:40 ` Jean-Pierre Rosen
2005-08-18 12:56 ` Maciej Sobczak
2005-08-18 14:42 ` Jean-Pierre Rosen
2005-08-18 18:03 ` Martin Krischik
2005-08-18 13:15 ` Alex R. Mosteo
2005-08-18 15:23 ` Dmitry A. Kazakov
2005-08-18 18:00 ` Martin Krischik
2005-08-18 16:13 ` Jeffrey Carter
2005-08-18 16:38 ` Hyman Rosen
2005-08-18 18:07 ` jimmaureenrogers
2005-08-18 18:44 ` Hyman Rosen
2005-08-18 20:52 ` Frank J. Lhota
2005-08-19 0:57 ` jimmaureenrogers
2005-08-19 7:52 ` Dmitry A. Kazakov
2005-08-19 14:41 ` Robert A Duff
2005-08-19 17:48 ` Martin Krischik
2005-08-19 14:58 ` Robert A Duff
2005-08-18 17:54 ` Martin Krischik
2005-08-18 20:56 ` Robert A Duff
2005-08-18 22:01 ` Hyman Rosen
2005-08-19 2:35 ` Jeffrey R. Carter
2005-08-20 15:28 ` Robert A Duff
2005-08-20 20:24 ` Jeffrey R. Carter
2005-08-20 21:34 ` Robert A Duff
2005-08-20 22:47 ` Frank J. Lhota
2005-08-20 23:34 ` Robert A Duff
2005-08-21 11:18 ` Simon Wright
2005-08-21 16:59 ` tmoran
2005-08-21 19:48 ` Simon Wright
2005-08-21 16:07 ` Frank J. Lhota
2005-08-21 16:23 ` Martin Krischik
2005-08-21 1:12 ` Björn Persson
2005-08-21 9:01 ` Dmitry A. Kazakov
2005-08-21 16:14 ` Martin Krischik
2005-08-21 4:02 ` Larry Kilgallen
2005-08-19 12:34 ` Dr. Adrian Wrigley
2005-08-19 17:29 ` Martin Krischik [this message]
2005-08-19 18:14 ` Frank J. Lhota
2005-08-21 16:02 ` Martin Krischik
2005-08-21 16:48 ` Frank J. Lhota
2005-08-22 15:51 ` Martin Krischik
2005-08-23 0:32 ` Larry Elmore
[not found] ` <h5dlg1tsie8n3ikirvbi508t9afobhctkj@4ax.com>
2005-08-23 18:09 ` Martin Krischik
2005-08-23 19:50 ` C history Björn Persson
2005-08-27 21:09 ` Ada exception block does NOT work? Dave Thompson
2005-08-24 1:07 ` Larry Elmore
2005-08-24 2:36 ` Jeffrey R. Carter
2005-08-25 0:14 ` Larry Elmore
2005-08-26 2:44 ` Jeffrey R. Carter
2005-08-24 16:44 ` Martin Krischik
2005-08-22 8:12 ` Hyman Rosen
2005-08-18 21:15 ` Robert A Duff
2005-08-19 12:00 ` Dmitry A. Kazakov
2005-08-17 20:24 ` Simon Wright
2005-08-18 19:36 ` Björn Persson
2005-08-18 21:07 ` Simon Wright
2005-08-22 10:47 ` bubble
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