From: Ted Dennison <dennison@telepath.com>
Subject: Re: Rep-spec question
Date: 1999/11/10
Date: 1999-11-10T00:00:00+00:00 [thread overview]
Message-ID: <80clia$ein$1@nnrp1.deja.com> (raw)
In-Reply-To: 80ck3b$deu$1@nnrp1.deja.com
In article <80ck3b$deu$1@nnrp1.deja.com>,
Joe Wisniewski <wisniew@acm.org> wrote:
> Given the following:
>
> type Rec is
> b : boolean;
> end record;
>
> for rec use record
> b at 0 range 0..63;
> end record;
> for rec'size use 64;
>
> can any assumptions be made as to where the
> byte(s) representing the boolean are stored?
Not unless your compiler docs say so. I'm not even sure that is required
to compile.
If you want to put the boolean in a specific place, try using something
like:
for rec use record
b at 1 range 5..5; -- 6th bit of second byte
end record;
for rec'size use 64;
(This isn't guaranteed to compile either)
--
T.E.D.
Sent via Deja.com http://www.deja.com/
Before you buy.
next prev parent reply other threads:[~1999-11-10 0:00 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
1999-11-10 0:00 Rep-spec question Joe Wisniewski
1999-11-10 0:00 ` Tucker Taft
1999-11-11 0:00 ` Robert A Duff
1999-11-10 0:00 ` Ted Dennison [this message]
1999-11-10 0:00 ` Joe Wisniewski
1999-11-10 0:00 ` Ted Dennison
1999-11-11 0:00 ` Robert Dewar
1999-11-11 0:00 ` Ted Dennison
1999-11-12 0:00 ` Robert Dewar
1999-11-11 0:00 ` Robert A Duff
1999-11-12 0:00 ` Robert Dewar
1999-11-11 0:00 ` Keith Thompson
1999-11-12 0:00 ` Nick Roberts
1999-11-12 0:00 ` Robert Dewar
1999-11-12 0:00 ` Robert A Duff
1999-11-10 0:00 ` Robert A Duff
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