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From: "Randy Brukardt" <randy@rrsoftware.com>
Newsgroups: comp.lang.c++,comp.lang.ada
Subject: Re: Why use C++?
Date: Thu, 11 Aug 2011 23:54:34 -0500
Organization: Jacob Sparre Andersen Research & Innovation
Message-ID: <j22bmd$55j$1@munin.nbi.dk>
References: 
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Xref: g2news1.google.com comp.lang.c++:82830 comp.lang.ada:20546
Date: 2011-08-11T23:54:34-05:00
List-Id: <comp.lang.ada>

"Ludovic Brenta" <ludovic@ludovic-brenta.org> wrote in message 
news:87pqkc6fwj.fsf@ludovic-brenta.org...
> "Randy Brukardt" writes on comp.lang.ada:
...
>> Ada 95 requires
>>
>>     type My_Number is range 0 .. 2**32-1;
>>
>> to be rejected, as the upper bound exceeds Max_Int. (This is
>> technically a "signed_integer_type_definition", which shows the cause
>> of the problem.)
>
> But this simply stems from the requirement that Ada be efficiently
> implementable on this target hardware, which has 32-bit integers.

Huh? Unsigned 32-bit integers are directly supported by the machine hardware 
(on every real 32-bit processor I've ever looked at). The problem is that 
Ada requires all integers to be signed or wrap-around, which is silly.

                                         Randy.