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From: Robert A Duff <bobduff@world.std.com>
Subject: Re: Overlay allowability
Date: 2000/05/03
Date: 2000-05-03T00:00:00+00:00	[thread overview]
Message-ID: <wcc1z3jlfde.fsf@world.std.com> (raw)
In-Reply-To: 3910514D.13BF2DE1@Raytheon.com

"Samuel T. Harris" <samuel_t_harris@Raytheon.com> writes:

> So, when performance and consistency are the requirements,
> make an overlay. If one simply needs to jam one kind of data
> into another, use unchecked_conversion.

Ada 95 allows U_C to return its result by reference.  If the compiler
takes advantage of that permission, then U_C can be just as efficient as
overlays.  So I suggest you measure the speed before taking the above
advice.

- Bob




  parent reply	other threads:[~2000-05-03  0:00 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2000-05-01  0:00 Overlay allowability Marc A. Criley
2000-05-01  0:00 ` tmoran
2000-05-01  0:00 ` Tucker Taft
2000-05-01  0:00   ` Keith Thompson
2000-05-08  0:00     ` Tucker Taft
2000-05-01  0:00   ` mark_biggar
2000-05-03  0:00   ` Robert I. Eachus
2000-05-01  0:00 ` Ted Dennison
2000-05-03  0:00   ` Samuel T. Harris
2000-05-03  0:00     ` Ted Dennison
2000-05-03  0:00     ` Robert A Duff [this message]
2000-05-04  0:00     ` Robert Dewar
2000-05-08  0:00       ` Samuel T. Harris
2000-05-08  0:00         ` Robert Dewar
2000-05-09  0:00           ` Samuel T. Harris
2000-05-09  0:00             ` Ted Dennison
2000-05-10  0:00               ` Marc A. Criley
2000-05-11  0:00                 ` tmoran
2000-05-12  0:00                   ` tmoran
2000-05-02  0:00 ` Robert I. Eachus
2000-05-03  0:00   ` Marc A. Criley
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