From: Martin Dowie <martin.dowie@btopenworld.com>
Subject: Re: Why can't you create a out of order subtype?
Date: Fri, 4 Feb 2005 06:49:05 +0000 (UTC)
Date: 2005-02-04T06:49:05+00:00 [thread overview]
Message-ID: <ctv5t1$iqp$1@sparta.btinternet.com> (raw)
In-Reply-To: <mailman.121.1107462019.527.comp.lang.ada@ada-france.org>
Marius Amado Alves wrote:
>>> That's very, very, very slow...
>>
>>
>> True (if it works at all).
>
>
> Before I though you were complaining about the slowness of the Image
> (Value) operations (because there is probably parsing involved and
> string values on and off the stack) compared with unchecked conversion
> and 'Valid (which is very probably faster). Now I realise that you were
> probably complaining about the slowness of the exception handling
> mechanism. In that case, my experience with GNAT is that it is not that
> slow at all. I've made controlled experiments in the past. I think I
> reported them here.
No, I was complaining about the 'Value/'Image calls. I didn't think it
was worth re-hashing the ol' "exceptions are slow" argument! :-)
Cheers
-- Martin
next prev parent reply other threads:[~2005-02-04 6:49 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-02-01 23:51 Why can't you create a out of order subtype? brett_gengler
2005-02-02 0:24 ` Jeffrey Carter
2005-02-02 17:55 ` Marius Amado Alves
2005-02-02 18:50 ` Pascal Obry
2005-02-02 20:22 ` Marius Amado Alves
2005-02-03 4:36 ` Wes Groleau
2005-02-03 12:59 ` Marius Amado Alves
2005-02-04 3:42 ` Wes Groleau
2005-02-02 19:35 ` Martin Dowie
2005-02-02 20:35 ` Marius Amado Alves
2005-02-02 21:18 ` Martin Dowie
2005-02-03 19:40 ` Robert A Duff
2005-02-03 20:22 ` Marius Amado Alves
2005-02-03 22:05 ` Robert A Duff
2005-02-04 6:49 ` Martin Dowie [this message]
2005-02-02 22:26 ` Georg Bauhaus
2005-02-03 23:09 ` Robert A Duff
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