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From: Ted Dennison<dennison@telepath.com>
Subject: Re: How to convert record?
Date: Fri, 26 Oct 2001 14:30:04 GMT
Date: 2001-10-26T14:30:04+00:00	[thread overview]
Message-ID: <MreC7.1456$xS6.2002@www.newsranger.com> (raw)
In-Reply-To: FE4C7.31012$pb4.15204037@news2.rdc2.tx.home.com

In article <FE4C7.31012$pb4.15204037@news2.rdc2.tx.home.com>, Smark says...
>
>
>type Bubba_Type is record
>    C : Character; -- one byte
>    I   : Integer; -- 4 bytes
>end record;
>
>Bubba : Bubba_Type;
>
>Suppose that Integers must align on 4-byte boundaries.  Then you might get:
>
>Bubba_Type'Size = 40 (= 5 bytes)
>
>(Typename'size + System.Storage_Unit - 1) / System.Storage_Unit
>= ( 40 + 8 - 1)/8 = 47/8 = 6 (bytes)
>
>But actually:
>
>Bubba'Size = 64 (= 8 bytes)

I do not believe that is the case. If objects of this type are going to have
holes in the middle for alignment purposes, then that should be reflected in the
type's size.

---
T.E.D.    homepage   - http://www.telepath.com/dennison/Ted/TED.html

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  parent reply	other threads:[~2001-10-26 14:30 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2001-10-21  9:56 How to convert record? Joseph Kwan
2001-10-22 11:30 ` John McCabe
2001-10-25 11:40   ` Joseph Kwan
2001-10-25 12:38     ` sk
2001-10-25 17:12       ` Jeffrey L. Susanj
2001-10-25 12:48     ` David C. Hoos
2001-10-29  1:42       ` Joseph Kwan
2001-10-29 13:35         ` Marc A. Criley
2001-10-25 12:48     ` Marc A. Criley
2001-10-25 12:54       ` sk
2001-10-25 15:41         ` Ted Dennison
2001-10-26  3:21           ` Smark
2001-10-26  5:45             ` James Rogers
2001-10-26 17:46               ` Smark
2001-10-26 14:30             ` Ted Dennison [this message]
2001-10-26 17:42               ` Smark
2001-10-26 20:02                 ` Ted Dennison
2001-10-26 23:10             ` Jeffrey Carter
  -- strict thread matches above, loose matches on Subject: below --
2001-10-29 18:16 Beard, Frank
2001-10-30  1:17 ` Adrian Hoe
2001-10-30 19:05 Beard, Frank
2001-10-31  4:10 ` Adrian Hoe
2001-10-31 19:40 Beard, Frank
2001-11-01  2:13 ` Adrian Hoe
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