From: "J-P. Rosen" <rosen@adalog.fr>
Subject: Re: can Ada give run-time error or warning for integer division with non-zero remainder?
Date: Sun, 12 Aug 2012 07:45:52 +0200
Date: 2012-08-12T07:45:52+02:00 [thread overview]
Message-ID: <50274310.80007@adalog.fr> (raw)
In-Reply-To: <k07028$eok$1@speranza.aioe.org>
Le 12/08/2012 03:14, Nasser M. Abbasi a �crit :
>
> In Ada when dividing 2 integers, the result is an integer
> with the remainder ignored. Hence 3/2 gives 1
> [...]
> Is there any kind of run-time switch to tell it to
> check for this? I know I can always add logic myself to
> check for this in the code, using rem() for example (which
> might be the better solution actually) but I was just
> wondering if there is a run-time switch for this.
>
Fortunately not!
Dividing integers uses the integer division. If you want something else,
don't use integer division.
Having the outcome of an operation depend on a switch would imply that
you cannot predict the result of a program by reading it!
--
J-P. Rosen
Adalog
2 rue du Docteur Lombard, 92441 Issy-les-Moulineaux CEDEX
Tel: +33 1 45 29 21 52, Fax: +33 1 45 29 25 00
http://www.adalog.fr
next prev parent reply other threads:[~2012-08-15 2:48 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-12 1:14 can Ada give run-time error or warning for integer division with non-zero remainder? Nasser M. Abbasi
2012-08-12 5:45 ` J-P. Rosen [this message]
2012-08-12 6:45 ` Dmitry A. Kazakov
2012-08-12 7:16 ` Per Sandberg
2012-08-12 14:03 ` Brad Moore
2012-08-12 14:19 ` Robin Vowels
replies disabled
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox