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From: Didier Cassirame <didier.cassirame@gmail.com>
To: Philippe Wang <mail@philippewang.info>
Cc: Peter Frey <pjfrey@sympatico.ca>,
	"Eric Jaeger (ANSSI)" <eric.jaeger@ssi.gouv.fr>,
	 OCaml Mailing List <caml-list@inria.fr>
Subject: Re: [Caml-list] Function returning recursive lists
Date: Fri, 28 Dec 2012 16:22:23 +0100	[thread overview]
Message-ID: <CA+Lkvyrg_guvYxUCuSY01v+7FchuHeBpLKT6btJZFWMUG4xJhg@mail.gmail.com> (raw)
In-Reply-To: <CAAFfW_rFM-m4PvZXKB-1-P5j6AcUmpcESprNo4WsVVEeg-4xyA@mail.gmail.com>

Hi all,

Regarding the original question, wouldn't it be easier to implement it
as a stream?

didier

2012/12/28, Philippe Wang <mail@philippewang.info>:
> On Fri, Dec 28, 2012 at 2:41 AM, Peter Frey <pjfrey@sympatico.ca> wrote:
>
>> The problem with docycle is not its coding style but that it produces in
>> fact a cyclic list, which is not very useful: Almost all functions, such
>> as List.rev are undefined.
>
> From my point of view, this coding style is fundamentally *wrong*:
> - it makes assumptions on the internal data representation,
> - and it prevents the compiler from making any optimisation from the
> fact that elements of built-in lists are immutable (and if the
> compilers makes some optimisations from that fact, then it's not only
> the style but the program that is wrong).
>
> Cheers,
>
> --
> Philippe Wang
>    mail@philippewang.info
>
> --
> Caml-list mailing list.  Subscription management and archives:
> https://sympa.inria.fr/sympa/arc/caml-list
> Beginner's list: http://groups.yahoo.com/group/ocaml_beginners
> Bug reports: http://caml.inria.fr/bin/caml-bugs
>

  reply	other threads:[~2012-12-28 15:22 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-12-18  8:37 Eric Jaeger
2012-12-21 19:55 ` Peter Frey
2012-12-22 18:10   ` Philippe Wang
     [not found]   ` <50D59147.3000201@ssi.gouv.fr>
2012-12-28  1:41     ` Peter Frey
2012-12-28  9:37       ` Arkady Andrukonis
2012-12-28 12:21         ` Philippe Wang
2012-12-28 12:30       ` Philippe Wang
2012-12-28 15:22         ` Didier Cassirame [this message]
2013-01-04  0:45           ` Francois Berenger
     [not found] <50d02b72.7155c20a.1dbf.4e2fSMTPIN_ADDED_BROKEN@mx.google.com>
2012-12-18  9:35 ` Gabriel Scherer
     [not found] <50d02b65.6c4cb40a.66ab.4256SMTPIN_ADDED_BROKEN@mx.google.com>
2012-12-18 11:21 ` Julien Blond
2012-12-18 13:13   ` Eric Jaeger
     [not found]   ` <50d06c18.0f5cc20a.16d8.ffff8b8cSMTPIN_ADDED_BROKEN@mx.google.com>
2012-12-19 16:45     ` Lukasz Stafiniak
     [not found] <50d02b62.827bc20a.6f6e.65b8SMTPIN_ADDED_BROKEN@mx.google.com>
2012-12-19 22:23 ` Philippe Wang
2012-12-19 23:50   ` Jeremy Yallop
2012-12-20 15:24     ` Ashish Agarwal

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