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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
Date: 1996-07-30T00:00:00+00:00	[thread overview]
Message-ID: <31FE0C01.302F@lmtas.lmco.com> (raw)
In-Reply-To: Dv9Iwu.AEC@world.std.com


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 :)

-- 
LMTAS - "Our Brand Means Quality"




  reply	other threads:[~1996-07-30  0:00 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
1996-07-26  0:00 Prevalence of Compilers for Which Integer'Size < 32? Dave Marshall
1996-07-27  0:00 ` steved
1996-07-28  0:00   ` Dave Marshall
1996-07-28  0:00     ` steved
1996-07-28  0:00     ` Robert A Duff
1996-07-28  0:00       ` Robert Dewar
1996-07-29  0:00         ` Robert A Duff
1996-07-28  0:00     ` Robert Dewar
1996-07-28  0:00   ` Robert A Duff
1996-07-30  0:00     ` Ken Garlington [this message]
1996-07-30  0:00       ` Robert Dewar
1996-08-01  0:00         ` steved
     [not found]         ` <31FF5CF0.5C13@lmtas.lmco.com>
1996-08-03  0:00           ` Robert Dewar
1996-08-07  0:00             ` Ken Garlington
  -- strict thread matches above, loose matches on Subject: below --
1996-07-28  0:00 tmoran
1996-07-29  0:00 ` John Herro
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