From: Jerry Petrey <gpetrey@hercii.mar.lmco.com>
Subject: Re: should I be interested in ada?
Date: 1999/02/18
Date: 1999-02-18T00:00:00+00:00 [thread overview]
Message-ID: <36CC11A1.C7A71642@hercii.mar.lmco.com> (raw)
In-Reply-To: 7aganu$qsc$1@plug.news.pipex.net
Nick Roberts wrote:
>
> robert_dewar@my-dejanews.com wrote in message
> <7afttr$7v3$1@nnrp1.dejanews.com>...
> |In article <7afc1o$3mi$2@plug.news.pipex.net>,
> | "Nick Roberts" <Nick.Roberts@dial.pipex.com> wrote:
> |> Other than this, there's nothing Fortran can do that Ada
> |> cannot, and quite a few things that Ada can do better. It
> |> may be, in practice, that sometimes Fortran compilers
> |> can/will produce faster object code, but I think this is,
> |> in every case (or almost), only a matter of practice,
> |> rather than a theoretical limit.
> |
> |Yes of course all languages are Turing complete, so of
> |course you can do anything in any language, but Fortran-90
> |has many features not present in Ada. To give just one
> |example, it has a much more sophisticated mechanism for
> |dealing with array aggregates and array aggregate
> |operations.
>
> Maybe I could have phrased it a little more clearly. I meant there's nothing
> Fortran can do that Ada cannot also do reasonably easily. Certainly, Fortran
> has some convenience notations that are not so convenient in Ada. To take
> Fortran's array facilities as an example, in Fortran one can put:
>
> real, dimension (1:10) :: x
> ...
> x = 1.0
>
> setting all the elements of x to 1.0 (a 'broadcast scalar'), whereas in Ada
> to do the same thing, you must code something like:
>
> X: array (1..10) of Float;
> ...
> for i in X'Range loop X(i) := 1.0; end loop;
>
I think using an aggregate would be much better than a loop:
X := (1 .. 10 => 1.0);
Jerry
--
=====================================================================
= Jerry Petrey - Consultant Software Engineer - Member Team Ada =
= Lockheed Martin Member Team Forth =
=====================================================================
next prev parent reply other threads:[~1999-02-18 0:00 UTC|newest]
Thread overview: 89+ messages / expand[flat|nested] mbox.gz Atom feed top
1999-02-14 0:00 should I be interested in ada? Phillip Helbig
1999-02-15 0:00 ` Marin David Condic
1999-02-23 0:00 ` David Starner
1999-02-15 0:00 ` Gautier
1999-02-16 0:00 ` Ken Thomas
1999-02-17 0:00 ` Nick Roberts
1999-02-18 0:00 ` robert_dewar
1999-02-18 0:00 ` Nick Roberts
1999-02-18 0:00 ` Jerry Petrey [this message]
1999-02-18 0:00 ` fraser
1999-02-19 0:00 ` Matthew Heaney
1999-02-20 0:00 ` fraser
1999-02-18 0:00 ` Nick Roberts
1999-02-18 0:00 ` Dan Nagle
1999-02-18 0:00 ` nabbasi
1999-02-19 0:00 ` Nick Roberts
1999-02-19 0:00 ` robert_dewar
1999-02-19 0:00 ` Nick Roberts
1999-02-19 0:00 ` robert_dewar
1999-02-21 0:00 ` William Clodius
1999-02-23 0:00 ` Robert I. Eachus
1999-02-19 0:00 ` William Clodius
1999-02-20 0:00 ` Nick Roberts
1999-02-21 0:00 ` robert_dewar
1999-02-21 0:00 ` William Clodius
1999-02-22 0:00 ` Nick Roberts
1999-02-19 0:00 ` Dan Nagle
1999-02-19 0:00 ` robert_dewar
1999-02-19 0:00 ` Dan Nagle
1999-02-19 0:00 ` Nick Roberts
1999-02-23 0:00 ` Peter Hermann
1999-02-18 0:00 ` Joel Seidman
1999-02-18 0:00 ` William Clodius
1999-02-18 0:00 ` robert_dewar
1999-02-19 0:00 ` William Clodius
1999-02-19 0:00 ` Nick Roberts
1999-02-20 0:00 ` robert_dewar
1999-02-22 0:00 ` Nick Roberts
1999-02-22 0:00 ` William Clodius
1999-02-23 0:00 ` robert_dewar
1999-02-23 0:00 ` Nick Roberts
1999-02-22 0:00 ` William Clodius
1999-02-23 0:00 ` Nick Roberts
1999-02-23 0:00 ` William Clodius
1999-02-25 0:00 ` Nick Roberts
1999-02-25 0:00 ` robert_dewar
1999-02-23 0:00 ` Robert I. Eachus
1999-02-24 0:00 ` William Clodius
1999-02-24 0:00 ` Nick Roberts
1999-02-26 0:00 ` Robert A Duff
1999-02-27 0:00 ` Semantic info pragmas (was: should I be interested in ada?) Nick Roberts
1999-03-01 0:00 ` Samuel Tardieu
1999-03-01 0:00 ` Robert A Duff
1999-02-24 0:00 ` should I be interested in ada? William Clodius
1999-02-25 0:00 ` Nick Roberts
1999-02-25 0:00 ` robert_dewar
1999-02-26 0:00 ` Nick Roberts
1999-02-18 0:00 ` nabbasi
1999-02-18 0:00 ` robert_dewar
1999-02-18 0:00 ` robert_dewar
1999-02-19 0:00 ` Nick Roberts
1999-02-19 0:00 ` robert_dewar
1999-02-19 0:00 ` William Clodius
1999-02-19 0:00 ` Nick Roberts
1999-02-20 0:00 ` robert_dewar
1999-02-22 0:00 ` Nick Roberts
1999-02-23 0:00 ` Robert I. Eachus
1999-02-24 0:00 ` White rabbit (was: should I be interested in ada?) dennison
1999-02-25 0:00 ` Alice books " JP Thornley
1999-02-25 0:00 ` Robert I. Eachus
1999-02-22 0:00 ` should I be interested in ada? dennison
1999-02-20 0:00 ` robert_dewar
1999-02-20 0:00 ` Steve Doiel
1999-02-19 0:00 ` Phillip Helbig
1999-02-19 0:00 ` dennison
1999-02-19 0:00 ` Nick Roberts
1999-02-20 0:00 ` robert_dewar
1999-02-22 0:00 ` Nick Roberts
1999-02-19 0:00 ` William Clodius
1999-02-19 0:00 ` robert_dewar
1999-02-18 0:00 ` robert_dewar
1999-02-18 0:00 ` Nick Roberts
1999-02-18 0:00 ` William Clodius
1999-02-18 0:00 ` dennison
1999-02-20 0:00 ` Hartmut H. Schaefer
1999-02-20 0:00 ` bill
1999-02-21 0:00 ` dewar
1999-02-21 0:00 ` dewar
1999-02-22 0:00 ` dennison
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