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From: Robert A Duff <bobduff@shell01.TheWorld.com>
Newsgroups: comp.lang.ada
Subject: Re: What is the warning about builtin-function on gcc-4.6.0 ?
Date: Wed, 30 Mar 2011 14:39:44 -0400
Organization: The World Public Access UNIX, Brookline, MA
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Date: 2011-03-30T14:39:44-04:00
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Adam Beneschan <adam@irvine.com> writes:

> Offhand, I don't think that makes sense, though.  The "abs" predefined
> function is predefined to return Integer'Base; if the mathematical
> answer doesn't fit in Integer'Base, I don't see how the right answer
> can be returned.

3.5.4(24) says you can always get the right answer.
But now that I think about it, I'm not entirely sure how this relates
to invalid values.  And I'm too busy to reread the chap 13 stuff
right now -- as Randy said, it's complicated.

- Bob