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From: Simon Wright <simon@pushface.org>
Newsgroups: comp.lang.ada
Subject: Re: Simple program to find average of 3 numbers
Date: 10 Jul 2003 05:55:05 +0100
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mheaney@on2.com (Matthew Heaney) writes:

> As was pointed out, when using gnat you should always specify the
> -gnato option, to enable integer overflow checks.  (However, I did
> get the overflow check without specifying that switch, so perhaps
> something has changed in the 3.15p release of gnat.)

I think the overflow checks are for overflow in the base type, so for
T_Base is new Integer you'ld have to do something like Integer'Last +
1.