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From: Simon Wright <simon@pushface.org>
Subject: Re: S'Is_nan or S'Is_inf?
Date: Thu, 15 Jul 2010 23:07:51 +0100
Date: 2010-07-15T23:07:51+01:00	[thread overview]
Message-ID: <m2y6dctn48.fsf@pushface.org> (raw)
In-Reply-To: Xns9DB6AD1651560WarrensBlatherings@81.169.183.62

Warren <ve3wwg@gmail.com> writes:

> Is there any is not-a-number or is-infinity test support in Ada05+
> (for floats)?  Is there any being planned?

With GNAT, using a subtype

   subtype Checked_Float is Float range Float'Range;

will give you a Constraint_Error for NaN or +/-Inf.



  parent reply	other threads:[~2010-07-15 22:07 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-07-15 21:00 S'Is_nan or S'Is_inf? Warren
2010-07-15 21:30 ` Rod Chapman
2010-07-15 22:03   ` Simon Wright
2010-07-15 21:42 ` J-P. Rosen
2010-07-15 22:07 ` Simon Wright [this message]
2010-07-16  8:42   ` Dmitry A. Kazakov
2010-07-16 17:06     ` Warren
2010-07-16 19:39       ` Dmitry A. Kazakov
2010-07-16 22:35     ` Warren
2010-07-17  6:24       ` Simon Wright
2010-07-19 17:04         ` Warren
2010-07-17  7:40       ` Dmitry A. Kazakov
2010-07-19 17:18         ` Warren
2010-07-19 23:15 ` Randy Brukardt
2010-07-20 14:12   ` Warren
2010-07-20 16:20     ` Dmitry A. Kazakov
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