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From: "Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de>
Newsgroups: comp.lang.ada
Subject: Re: about the new Ada 2012 pre/post conditions
Date: Thu, 5 Jul 2012 21:55:58 +0200
Organization: cbb software GmbH
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Date: 2012-07-05T21:55:58+02:00
List-Id: <comp.lang.ada>

On Thu, 5 Jul 2012 12:11:57 -0700 (PDT), Adam Beneschan wrote:

> On Thursday, July 5, 2012 12:48:30 AM UTC-7, Dmitry A. Kazakov wrote:
> 
>> Putting it even simpler. What is the effect of:
>> 
>>    sqrt (-1.0)
>> 
>> No effect? Any effect?
> 
> This looks like an imaginary problem to me, not a real one.

What problem? It was a simple question illustrating absurdity of the idea.

Since the effect is evidently Constraint_Error, then raising it is a
required part of the implementation.

-- 
Regards,
Dmitry A. Kazakov
http://www.dmitry-kazakov.de