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From: Jacob Sparre Andersen <sparre@nbi.dk>
Subject: Use aggregates (Was: Allocation question)
Date: 11 May 2009 12:51:07 +0200
Date: 2009-05-11T12:51:07+02:00	[thread overview]
Message-ID: <87prefhq04.fsf@nbi.dk> (raw)
In-Reply-To: 4a07fc7a$0$2855$ba620e4c@news.skynet.be

Olivier Scalbert wrote:

> procedure Fill(Image: in out Image_T; Color: Color_T) is
> begin
>       for x in Image'range(1) loop
>           for y in Image'range(2) loop
>               Image(x,y) := Color;
>           end loop;
>       end loop;
> end Fill;

I would sugges that you rather wrote this:

   Image := (others => (others => Color));

It is a more precise expression of what (I guess) you want done, and
thus it gives the compiler more precise information to work with.

Greetings,

Jacob
-- 
"Any newsgroup where software developers hang out is
 an Emacs newsgroup."



  parent reply	other threads:[~2009-05-11 10:51 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-05-11 10:23 Allocation question Olivier Scalbert
2009-05-11 10:38 ` Georg Bauhaus
2009-05-11 10:40 ` Ludovic Brenta
2009-05-11 12:14   ` Olivier Scalbert
2009-05-11 12:18     ` Ludovic Brenta
2009-05-11 13:01       ` Olivier Scalbert
2009-05-11 12:26   ` Jacob Sparre Andersen
2009-05-11 13:27     ` Ludovic Brenta
2009-05-11 10:51 ` Jacob Sparre Andersen [this message]
2009-05-11 11:46   ` Use aggregates (Was: Allocation question) Olivier Scalbert
2009-05-11 12:16   ` Ludovic Brenta
2009-05-11 21:26     ` sjw
2009-05-12  5:58       ` GNAT, aggregates and efficiency (Was: Use aggregates) Jacob Sparre Andersen
2009-05-12 18:57         ` sjw
2009-05-12  7:47     ` Use aggregates (Was: Allocation question) Martin
2009-05-12 10:24       ` Brian Drummond
2009-05-12 11:07         ` Georg Bauhaus
2009-05-12 11:14           ` Georg Bauhaus
2009-05-12 21:18       ` Randy Brukardt
2009-05-13 16:38         ` Martin
2009-05-13 20:38           ` Randy Brukardt
2009-05-14 10:48             ` Martin
2009-05-12  9:13   ` Emacs Stephen Leake
2009-05-12  9:38     ` Emacs Ludovic Brenta
2009-05-12  9:46     ` Emacs Olivier Scalbert
2009-05-11 10:57 ` Allocation question Philipp Riegger
2009-05-11 12:18   ` Georg Bauhaus
2009-05-11 12:36     ` Philipp Riegger
2009-05-11 23:32 ` Brian Drummond
2009-05-12  1:09 ` tmoran
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