From: "Warren W. Gay VE3WWG" <ve3wwg@home.com>
Subject: Re: memory leakages with Ada?
Date: Wed, 20 Mar 2002 17:06:29 GMT
Date: 2002-03-20T17:06:29+00:00 [thread overview]
Message-ID: <3C98C195.2030705@home.com> (raw)
In-Reply-To: 3C97E496.20404@mail.com
Hyman Rosen wrote:
> Larry Kilgallen wrote:
>
>> That code snippet _is_ in the caller's frame. Uppercase is the
>> function being called. The bytes do get copied (obviously) to
>> the caller's frame, but what you see above is the entire syntax
>> for doing that.
>
> Yes, that's exactly what I was trying to say!
> My point was that in the various C techniques,
> the bytes of the result get constructed once,
> and then don't have to be copied as part of
> the function return, whereas returning a String
> in Ada will involve copying the bytes.
This can be a performance issue if the string is huge. But for
mundane strings, the cost of copying it is much cheaper than the
malloc/free cost, for example.
--
Warren W. Gay VE3WWG
http://home.cogeco.ca/~ve3wwg
next prev parent reply other threads:[~2002-03-20 17:06 UTC|newest]
Thread overview: 79+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-03-14 14:07 memory leakages with Ada? Calvin Ow
2002-03-14 14:31 ` Larry Kilgallen
2002-03-14 20:42 ` Nick Roberts
2002-03-14 21:11 ` Larry Kilgallen
2002-03-14 21:07 ` Anh_Vo
2002-03-14 20:12 ` Marin David Condic
2002-03-15 9:37 ` John McCabe
2002-03-15 12:55 ` Pat Rogers
2002-03-16 4:36 ` Will
2002-03-16 4:53 ` Pat Rogers
2002-03-16 12:21 ` Larry Kilgallen
2002-03-16 9:13 ` DPH
2002-03-16 14:38 ` Pat Rogers
2002-03-16 14:56 ` DPH
2002-03-16 15:51 ` Preben Randhol
2002-03-16 16:39 ` DPH
2002-03-16 19:51 ` Pat Rogers
2002-03-16 20:40 ` DPH
2002-03-17 19:31 ` Richard Riehle
2002-03-17 21:49 ` Pat Rogers
2002-03-17 22:02 ` Pat Rogers
2002-03-18 22:32 ` Randy Brukardt
2002-03-18 22:47 ` Pat Rogers
2002-03-18 7:22 ` Richard Riehle
2002-03-18 17:35 ` Marin David Condic
2002-03-17 16:26 ` Steve Doiel
2002-03-16 20:18 ` Robert A Duff
2002-03-16 20:36 ` DPH
2002-03-15 14:20 ` Marin David Condic
2002-03-18 17:54 ` Warren W. Gay VE3WWG
2002-03-18 19:54 ` Hyman Rosen
2002-03-18 20:34 ` Larry Kilgallen
2002-03-18 21:18 ` Hyman Rosen
2002-03-18 21:45 ` Larry Kilgallen
2002-03-20 1:19 ` Hyman Rosen
2002-03-20 17:06 ` Warren W. Gay VE3WWG [this message]
2002-03-20 17:56 ` Larry Kilgallen
2002-03-20 17:48 ` Marin David Condic
2002-03-22 0:25 ` Matthew Woodcraft
2002-03-22 5:10 ` Hyman Rosen
2002-03-18 22:18 ` Marin David Condic
2002-03-20 20:49 ` Bertrand Augereau
2002-03-21 4:31 ` Will
2002-03-15 16:00 ` Hyman Rosen
2002-03-15 21:59 ` Chad R. Meiners
2002-03-17 5:43 ` Kevin Cline
2002-03-17 7:22 ` Chad R. Meiners
2002-03-18 4:09 ` Kevin Cline
2002-03-18 16:54 ` Chad R. Meiners
2002-03-18 17:38 ` Warren W. Gay VE3WWG
2002-03-19 9:21 ` John McCabe
2002-03-19 17:11 ` Warren W. Gay VE3WWG
2002-03-19 17:16 ` Pat Rogers
2002-03-19 17:51 ` David C. Hoos
2002-03-19 18:20 ` Frank J. Lhota
2002-03-19 23:43 ` Mark Johnson
2002-03-20 15:09 ` Frank J. Lhota
2002-03-17 7:27 ` Hyman Rosen
2002-03-18 3:52 ` Kevin Cline
2002-03-18 5:37 ` Hyman Rosen
2002-03-15 17:41 ` Kevin Cline
2002-03-15 18:00 ` Marin David Condic
2002-03-15 18:08 ` Hyman Rosen
2002-03-16 10:15 ` Kevin Cline
2002-03-14 23:14 ` Kevin Cline
2002-03-15 3:20 ` Steve Doiel
2002-03-15 9:32 ` John McCabe
2002-03-15 15:46 ` Hyman Rosen
2002-03-15 17:29 ` Kevin Cline
2002-03-15 15:48 ` Jeffrey Carter
2002-03-16 3:05 ` Steve Doiel
2002-03-16 20:19 ` Jeffrey Carter
2002-03-15 17:25 ` Kevin Cline
2002-03-15 18:03 ` Hyman Rosen
2002-03-16 10:07 ` Kevin Cline
2002-03-17 3:00 ` Hyman Rosen
2002-03-15 9:27 ` John McCabe
-- strict thread matches above, loose matches on Subject: below --
2002-03-20 6:25 Christoph Grein
2002-03-20 16:35 ` Hyman Rosen
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