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From: Matthew Heaney <mheaney@on2.com>
Subject: Re: Containers - nontrivial element access
Date: Tue, 02 Oct 2007 09:44:00 -0700
Date: 2007-10-02T09:44:00-07:00	[thread overview]
Message-ID: <1191343440.985588.143470@d55g2000hsg.googlegroups.com> (raw)
In-Reply-To: <grgMi.113544$Xa3.78829@attbi_s22>

On Oct 1, 8:39 pm, "Jeffrey R. Carter"
<spam.jrcarter....@acm.nospam.org> wrote:

> You have to compare apples to apples. In C/++, everything is aliased, so
> you have to make everything aliased on the Ada side, too. That means you
> store access values, not objects.

But then you're not comparing apples to apples.  This problem has a
straight-forward solution, as I demonstrated in my earlier post.


>Then you have something similar:
>
> Swap (Left  => People.Element (Left).Salary,
>        Right => People.Element (Right).Salary);

This is far less safe then simply using Update_Element in nested
fashion.





  reply	other threads:[~2007-10-02 16:44 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-10-01 21:55 Containers - nontrivial element access Maciej Sobczak
2007-10-01 23:52 ` Alex R. Mosteo
2007-10-02 16:40   ` Matthew Heaney
2007-10-02 23:16     ` Alex R. Mosteo
2007-10-02 20:47   ` Maciej Sobczak
2007-10-02 23:23     ` Alex R. Mosteo
2007-10-02  0:39 ` Jeffrey R. Carter
2007-10-02 16:44   ` Matthew Heaney [this message]
2007-10-03  0:20     ` Jeffrey R. Carter
2007-10-03 19:40       ` Maciej Sobczak
2007-10-03 19:56         ` Matthew Heaney
2007-10-03 20:21           ` Dmitry A. Kazakov
2007-10-03 22:37             ` Matthew Heaney
2007-10-04  8:06               ` Dmitry A. Kazakov
2007-10-03 22:02         ` Jeffrey R. Carter
2007-10-04  0:16         ` Robert A Duff
2007-10-07  8:41           ` Jacob Sparre Andersen
2007-10-11 19:15             ` Robert A Duff
2007-10-14  4:59               ` Jacob Sparre Andersen
2007-10-14  7:24                 ` Dmitry A. Kazakov
2007-10-14 13:49                   ` Georg Bauhaus
2007-10-14 15:07                     ` Dmitry A. Kazakov
2007-10-02 20:50   ` Maciej Sobczak
2007-10-03  0:22     ` Jeffrey R. Carter
2007-10-03  8:26       ` Dmitry A. Kazakov
2007-10-03 18:49         ` Jeffrey R. Carter
2007-10-03 19:09           ` Matthew Heaney
2007-10-03 19:15           ` Simon Wright
2007-10-03 19:48             ` Maciej Sobczak
2007-10-03 19:58             ` Matthew Heaney
2007-10-03 19:35           ` Dmitry A. Kazakov
2007-10-02  2:34 ` Randy Brukardt
2007-10-02 16:47   ` Matthew Heaney
2007-10-02  7:23 ` Dmitry A. Kazakov
2007-10-02 16:37 ` Matthew Heaney
2007-10-02 21:02   ` Maciej Sobczak
2007-10-02 22:20     ` Matthew Heaney
2007-10-03 19:59       ` Maciej Sobczak
2007-10-03 22:55         ` Matthew Heaney
2007-10-04  0:22         ` Robert A Duff
2007-10-04 13:01         ` Georg Bauhaus
2007-10-04 14:01           ` Matthew Heaney
2007-10-04 21:58           ` Matthew Heaney
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