220 4855 article Path: news.gmane.org!not-for-mail From: Jeffrey Yasskin Newsgroups: gmane.comp.lang.c++.isocpp.proposals Subject: Re: Re: Proposal: std::sequence Date: Tue, 4 Jun 2013 11:54:21 -0700 Lines: 22 Approved: news@gmane.org Message-ID: References: <4551abbc-43aa-4520-a91a-f8eb25a90588@isocpp.org> <2c8e6079-9c87-425a-93e2-39251df57cd8@isocpp.org> <9f1cace3-0503-4a3c-a8ce-d7546564b3ef@isocpp.org> <1c991e6e-6bc3-4822-9ffd-7f2508e63974@isocpp.org> Reply-To: std-proposals@isocpp.org NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 X-Trace: ger.gmane.org 1370372084 16055 80.91.229.3 (4 Jun 2013 18:54:44 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Tue, 4 Jun 2013 18:54:44 +0000 (UTC) To: std-proposals@isocpp.org Original-X-From: std-proposals+bncBDDM34EO6QDRB47PXCGQKGQEQYQYLXI@isocpp.org Tue Jun 04 20:54:45 2013 Return-path: Envelope-to: gclcip-std-proposals@m.gmane.org Original-Received: from mail-qc0-f200.google.com ([209.85.216.200]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1UjwNZ-0003Lm-7M for gclcip-std-proposals@m.gmane.org; Tue, 04 Jun 2013 20:54:45 +0200 Original-Received: by mail-qc0-f200.google.com with SMTP id n10sf653405qcx.11 for ; Tue, 04 Jun 2013 11:54:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20120113; h=x-beenthere:mime-version:in-reply-to:references:from:date :message-id:subject:to:x-original-sender :x-original-authentication-results:reply-to:precedence:mailing-list :list-id:x-google-group-id:list-post:list-help:list-archive :list-subscribe:list-unsubscribe:content-type; bh=ymhJQlU8QVGtximAy4QnV8c5E5bSuKk9bIo5VXBdfgI=; b=Zbpiq7YkjnLU9/7fJY6QRqIsPCC6dVHpZ7zxKN+F/rR3K1u6ccUvI10eGgaqRDHcv0 /vNQG8/LBHz1KXSR+Z3Lb7XHqmQK/ed0YXxTS8OjTyd0iHQpeRV3Ht9fH5nbbz1HpimM P1/9gGEh6sYtmlI9ePf0UsKPSHNBaKH3IxwuNVD0acT/qu5r6n8GayjQWQALJHjc01fu KOBNvIA+uPdDV1+y5xkT1qshHIx5msx54roiXdma8MAIfFdLCjUPgC4rsWcKY9DzWr37 gOpaTngt0fXGYJRoftTm4/y0YsDDQ3AFnALkQJWEAdZoiEq4qos0aHZfC1TLN0QVm9qX ZI7w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20120113; h=x-beenthere:mime-version:in-reply-to:references:from:date :message-id:subject:to:x-gm-message-state:x-original-sender :x-original-authentication-results:reply-to:precedence:mailing-list :list-id:x-google-group-id:list-post:list-help:list-archive :list-subscribe:list-unsubscribe:content-type; bh=ymhJQlU8QVGtximAy4QnV8c5E5bSuKk9bIo5VXBdfgI=; b=ib1ymiUNrltlkT1IlgtN3DU6IzHulORTvvRjN9i2HDcfckN7GiCHPRtP/U9Q++w9Mw FRrG+jL5/dvz4aNKs8l5IW8up1ZD4NFKb6ORs/C3nPnj+M2PqDqczxH6hA0B/slgTURI 5AabCc5I7vRRO6LZDVo2oVa/MBxa6JzxxZ3odV/sg0W0iSBotn22fWfsRQQbZ+rzwp+6 Z5qwlFbwDX+FYoPMjeLZ68sQga+clgX6BPAtBuVdvmBfdGJAMZWAHVYKLtI4w82j01Fp Zcq8yL90lG2MXSYhuKcFKwg2SCkfBvyE85xEm2dHUB8cxk5MFHHC5sgGeBeFo1dy56CB orPg== X-Received: by 10.236.192.131 with SMTP id i3mr15586745yhn.29.1370372084338; Tue, 04 Jun 2013 11:54:44 -0700 (PDT) X-BeenThere: std-proposals@isocpp.org Original-Received: by 10.49.134.8 with SMTP id pg8ls442061qeb.43.gmail; Tue, 04 Jun 2013 11:54:41 -0700 (PDT) X-Received: by 10.229.77.99 with SMTP id f35mr9990837qck.65.1370372081338; Tue, 04 Jun 2013 11:54:41 -0700 (PDT) Original-Received: from mail-qa0-x230.google.com (mail-qa0-x230.google.com [2607:f8b0:400d:c00::230]) by mx.google.com with ESMTPS id j8si47962018qes.13.2013.06.04.11.54.41 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Tue, 04 Jun 2013 11:54:41 -0700 (PDT) Received-SPF: pass (google.com: domain of jyasskin@google.com designates 2607:f8b0:400d:c00::230 as permitted sender) client-ip=2607:f8b0:400d:c00::230; Original-Received: by mail-qa0-f48.google.com with SMTP id f14so628410qak.0 for ; Tue, 04 Jun 2013 11:54:41 -0700 (PDT) X-Received: by 10.224.4.74 with SMTP id 10mr25073704qaq.38.1370372081206; Tue, 04 Jun 2013 11:54:41 -0700 (PDT) Original-Received: by 10.229.78.22 with HTTP; Tue, 4 Jun 2013 11:54:21 -0700 (PDT) In-Reply-To: X-Gm-Message-State: ALoCoQkudwzCUw71RS21RkzawKZ+hpn7/WQHJBpd8xL4JC4zMaT0MPtTwy7aWnNprcpjMnMzPfE44R/80kuAOWnUP0tuA6ns1lPdf3/7n0qvH5Q+ioDJ49NBdwfaB5mLcWTzm4meIC+YquTS0vzr4RLMvJhvg8KObkaZQhX1JJokSp3SS/9St9xGnu10WHUlmw/qtKD/WNRl X-Original-Sender: jyasskin@google.com X-Original-Authentication-Results: mx.google.com; spf=pass (google.com: domain of jyasskin@google.com designates 2607:f8b0:400d:c00::230 as permitted sender) smtp.mail=jyasskin@google.com; dkim=pass header.i=@google.com; dmarc=pass (p=REJECT dis=none) d=google.com Precedence: list Mailing-list: list std-proposals@isocpp.org; contact std-proposals+owners@isocpp.org List-ID: X-Google-Group-Id: 399137483710 List-Post: , List-Help: , List-Archive: List-Subscribe: , List-Unsubscribe: , Xref: news.gmane.org gmane.comp.lang.c++.isocpp.proposals:4855 Archived-At: On Tue, Jun 4, 2013 at 11:41 AM, Nicol Bolas wrote: > While the > fact that you haven't needed to modify these "sequences" is interesting, the > fact that other people clearly do have that need outweighs that. Please don't say "clearly" here. Assignability is the default in C++, and it's quite possible that our implementations stumbled into it without actually having a firm use case. It would take actual research to determine that we have a real need. (I suspect we do, but my suspicion doesn't prove anything, and I'm not currently planning to investigate in detail.) -- --- You received this message because you are subscribed to the Google Groups "ISO C++ Standard - Future Proposals" group. To unsubscribe from this group and stop receiving emails from it, send an email to std-proposals+unsubscribe@isocpp.org. To post to this group, send email to std-proposals@isocpp.org. Visit this group at http://groups.google.com/a/isocpp.org/group/std-proposals/?hl=en. .