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NNTP-Posting-Date: Wed, 18 Jun 2008 09:12:25 -0500
From: Brian Drummond <brian_drummond@btconnect.com>
Newsgroups: comp.lang.ada
Subject: Re: Generic warning
Date: Wed, 18 Jun 2008 15:16:42 +0100
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Date: 2008-06-18T15:16:42+01:00
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On Wed, 18 Jun 2008 08:41:31 +0000, S�bastien Morand
<seb.morand@gmail.com> wrote:

>-----BEGIN PGP SIGNED MESSAGE-----
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>
>> The problem is here. You instantiate TestGen with Order = 1. So the upper
>> bound of Buffer is 2. Therefore the range is 1+2..Index, which should cause
>> Constraint_Error in Buffer(I).
>
>I understand, if Order = 1, then the code could never occur.
>
>Anyway, There is a test just before in the real code that avoid the
>impossible situation (index is between 1 and Order*2 always).

(Newbie qiestion, coming from VHDL, halfway through the Barnes book)

Can you not create a subtype of Positive to reflect that, and declare
both the array and index using that subtype?

- Brian