From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.1.3 (2006-06-01) on yquem.inria.fr X-Spam-Level: X-Spam-Status: No, score=0.0 required=5.0 tests=AWL autolearn=disabled version=3.1.3 X-Original-To: caml-list@yquem.inria.fr Delivered-To: caml-list@yquem.inria.fr Received: from mail2-relais-roc.national.inria.fr (mail2-relais-roc.national.inria.fr [192.134.164.83]) by yquem.inria.fr (Postfix) with ESMTP id 3732BBBAF for ; Tue, 10 Jun 2008 22:55:04 +0200 (CEST) X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: ApIBAMiGTkhQRFuwiGdsb2JhbACSEQEBAQ8gnyU X-IronPort-AV: E=Sophos;i="4.27,619,1204498800"; d="scan'208";a="11858521" Received: from furbychan.cocan.org ([80.68.91.176]) by mail2-smtp-roc.national.inria.fr with ESMTP; 10 Jun 2008 22:55:04 +0200 Received: from rich by furbychan.cocan.org with local (Exim 4.63) (envelope-from ) id 1K6Arv-0008TQ-6i; Tue, 10 Jun 2008 21:55:03 +0100 Date: Tue, 10 Jun 2008 21:55:02 +0100 To: Jon Harrop Cc: caml-list@yquem.inria.fr Subject: Re: [Caml-list] optimization of sequence of List.map and inlining Message-ID: <20080610205502.GA28949@annexia.org> References: <676aba050806101201x526f03b1lf1fdbed665ee2e3f@mail.gmail.com> <200806102021.36680.jon@ffconsultancy.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <200806102021.36680.jon@ffconsultancy.com> User-Agent: Mutt/1.5.13 (2006-08-11) From: Richard Jones X-Spam: no; 0.00; inlining:01 0100,:01 mls:01 redefined:01 camlp:01 camlp:01 10,:98 wrote:01 caml-list:01 optimization:03 let:03 clash:05 tue:06 red:92 function:08 On Tue, Jun 10, 2008 at 08:21:36PM +0100, Jon Harrop wrote: > In MLs, you deforest by hand. You might like to use a function composition > operator like << from F#: > > let lst = map (f << f) lst One word of caution from someone who redefined << and >> as shift operators in thousands of lines of code, then had to convert them back again: << and >> aren't a good choice for operator name because they clash with the quotation system in camlp4. So the original poster might want to choose another name if they're using camlp4 :-) Rich. -- Richard Jones Red Hat