From: Georg Bauhaus <bauhaus.rm.tsoh@maps.futureapps.de>
Subject: Re: Amount of copying on returned constant objects
Date: Sat, 16 Jun 2007 00:03:23 +0200
Date: 2007-06-16T00:00:21+02:00 [thread overview]
Message-ID: <46730bf5$0$23134$9b4e6d93@newsspool1.arcor-online.net> (raw)
In-Reply-To: <5dfsfnF1qav8bU1@mid.individual.net>
Alex R. Mosteo wrote:
>
>
> I wonder however about results of functions, that are not modified.
>
> ... In C++ I could use constant references. Now, I wonder if
>
> a) is there something in the ARM that prevents an equivalent transparent
> optimization in the Ada side (returning the reference when it is detected
> that the returned object is not modified)?
OTOH, I might want a constant copy because the object in the
container is going to be modified... Can a compiler detect this?
-- Georg
next prev parent reply other threads:[~2007-06-15 22:03 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-06-15 16:19 Amount of copying on returned constant objects Alex R. Mosteo
2007-06-15 16:32 ` Ludovic Brenta
2007-06-18 17:26 ` Alex R. Mosteo
2007-06-19 10:22 ` Alex R. Mosteo
2007-06-15 22:03 ` Georg Bauhaus [this message]
2007-06-18 17:23 ` Alex R. Mosteo
2007-06-18 17:35 ` Pascal Obry
2007-06-18 18:04 ` Alex R. Mosteo
2007-06-18 20:25 ` Randy Brukardt
2007-06-19 8:26 ` Dmitry A. Kazakov
2007-06-19 10:24 ` Alex R. Mosteo
2007-06-19 21:33 ` Randy Brukardt
2007-06-20 1:31 ` Markus E Leypold
2007-06-20 6:25 ` Georg Bauhaus
2007-06-20 13:00 ` Markus E Leypold
2007-06-20 7:34 ` Dmitry A. Kazakov
2007-06-18 18:34 ` Georg Bauhaus
2007-06-16 6:48 ` Dmitry A. Kazakov
2007-06-18 17:14 ` Alex R. Mosteo
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