From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.help Subject: Re: Always using let* Date: Sun, 14 Sep 2014 22:22:54 -0400 Organization: A noiseless patient Spider Message-ID: References: <87fvfukmso.fsf@Equus.decebal.nl> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1410747927 9361 80.91.229.3 (15 Sep 2014 02:25:27 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Mon, 15 Sep 2014 02:25:27 +0000 (UTC) To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Mon Sep 15 04:25:20 2014 Return-path: Envelope-to: geh-help-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1XTLyh-0003SX-FA for geh-help-gnu-emacs@m.gmane.org; Mon, 15 Sep 2014 04:25:19 +0200 Original-Received: from localhost ([::1]:56887 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XTLyh-0003Yp-10 for geh-help-gnu-emacs@m.gmane.org; Sun, 14 Sep 2014 22:25:19 -0400 Original-Path: usenet.stanford.edu!news.kjsl.com!feeder.erje.net!eu.feeder.erje.net!news.albasani.net!eternal-september.org!feeder.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail Original-Newsgroups: gnu.emacs.help Original-Lines: 12 Injection-Info: mx05.eternal-september.org; posting-host="35039908aa6d643c193abeae341d7626"; logging-data="12523"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1982XnbolOkYTzdOv2/8f2E" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.4.50 (gnu/linux) Cancel-Lock: sha1:n/+hbF6GVHOxgTtzW4stgulf7Cw= sha1:L2WCSmXcgLWC5XJK67UM14gcE9I= Original-Xref: usenet.stanford.edu gnu.emacs.help:207621 X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Original-Sender: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.help:99895 Archived-At: > Lisps such as Common Lisp were specifically designed with this > parallel evaluation in mind. The spec (and CLTL(2)) specifically > emphasizes the inherent parallelism (independence) here that > implies the *possibility* of parallel evaluation. I simply claim that this is bogus. Only the var-binding is "parallel", not the computation of each value. So it's a "parallel binding" semantics, but it has nothing to do with efficient execution on multiple execution units. Stefan