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From: Ken Garlington <garlingtonke@lmtas.lmco.com>
Subject: Re: Prevalence of Compilers for Which Integer'Size < 32?
Date: 1996/07/30
Message-ID: <31FE0C01.302F@lmtas.lmco.com>#1/1
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organization: Lockheed Martin Tactical Aircraft Systems
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Date: 1996-07-30T00:00:00+00:00
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Robert A Duff wrote:
> 
> What's wrong with:
> 
>     type anInt32 is range -2**31 .. 2**31-1;

Because it's not:

      Bits_32 : constant := 32;
      type anInt32 is range -(2**(Bits_32-1)) .. 2**(Bits_32-1)-1;

Note the gratuitous parentheses in the first expression, to help those
who think "-2" is a literal and not an expression.

(Sorry, couldn't resist :)

-- 
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