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=2.1 required=5.0 tests=AWL,DNS_FROM_RFC_ABUSE, DNS_FROM_SECURITYSAGE autolearn=disabled version=3.1.3 X-Original-To: caml-list@yquem.inria.fr Delivered-To: caml-list@yquem.inria.fr Received: from mail1-relais-roc.national.inria.fr (mail1-relais-roc.national.inria.fr [192.134.164.82]) by yquem.inria.fr (Postfix) with ESMTP id 59B5CBB84 for ; Fri, 31 Oct 2008 22:17:06 +0100 (CET) X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: AjQBADMSC0nUGypBkWdsb2JhbACUDwEBAQEJCwoHEQO6AINR X-IronPort-AV: E=Sophos;i="4.33,524,1220220000"; d="scan'208";a="19440324" Received: from discorde.inria.fr ([192.93.2.38]) by mail1-smtp-roc.national.inria.fr with ESMTP; 31 Oct 2008 22:17:06 +0100 Received: from mail1-relais-roc.national.inria.fr (mail1-relais-roc.national.inria.fr [192.134.164.82]) by discorde.inria.fr (8.13.6/8.13.6) with ESMTP id m9VLH6Ru019302 (version=TLSv1/SSLv3 cipher=RC4-SHA bits=128 verify=OK) for ; Fri, 31 Oct 2008 22:17:06 +0100 X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: AjQBADMSC0nUGypBkWdsb2JhbACUDwEBAQEJCwoHEQO6AINR X-IronPort-AV: E=Sophos;i="4.33,524,1220220000"; d="scan'208";a="19440323" Received: from smtp8-g19.free.fr ([212.27.42.65]) by mail1-smtp-roc.national.inria.fr with ESMTP; 31 Oct 2008 22:17:05 +0100 Received: from smtp8-g19.free.fr (localhost [127.0.0.1]) by smtp8-g19.free.fr (Postfix) with ESMTP id 9E08232A796; Fri, 31 Oct 2008 22:17:05 +0100 (CET) Received: from [192.168.17.1] (ivr94-8-88-162-26-239.fbx.proxad.net [88.162.26.239]) by smtp8-g19.free.fr (Postfix) with ESMTP id 6C57D32A7E7; Fri, 31 Oct 2008 22:17:05 +0100 (CET) Message-ID: <490B7603.3010606@users.sourceforge.net> Date: Fri, 31 Oct 2008 22:17:55 +0100 From: Zheng Li User-Agent: Thunderbird 2.0.0.17 (Windows/20080914) MIME-Version: 1.0 To: =?ISO-8859-1?Q?Daniel_B=FCnzli?= Cc: OCaml Mailing List Subject: Re: let rec and environment sharing References: In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 8bit X-Miltered: at discorde with ID 490B75D2.000 by Joe's j-chkmail (http://j-chkmail . ensmp . fr)! X-Spam: no; 0.00; bunzli:01 afaik:01 infix:01 pointers:01 infix:01 ocaml:01 sourceforge:01 wrote:01 rec:01 rec:01 encoding:02 btw:03 let:03 let:03 daniel:04 Hi Daniel Bünzli wrote: > Hello, > > Is the closure's environment of definitions introduced by let rec shared > between the definitions ? AFAIK, the answer is yes. - I once saw this on a teaching slide of Xavier Leroy (I don't remember which one, but you can probably find it on his webpage) - I did encounter this encoding when implementing Vprint Btw, it is called infix pointers, and there's a "infix" tag for OCaml block value. HTH. -- Zheng