220 4612 article Path: news.gmane.org!not-for-mail From: Zhihao Yuan Newsgroups: gmane.comp.lang.c++.isocpp.proposals Subject: Re: Changing lambda scope Date: Sun, 26 May 2013 19:34:14 -0400 Lines: 32 Approved: news@gmane.org Message-ID: References: <90375ba5-8005-47da-9e84-eee151d0ba0a@isocpp.org> <2e120ca5-740b-4301-8a32-8ac5035fa108@isocpp.org> <0df9d0d8-a752-4841-ba02-54780590f722@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 1369611257 28611 80.91.229.3 (26 May 2013 23:34:17 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sun, 26 May 2013 23:34:17 +0000 (UTC) To: "std-proposals@isocpp.org" Original-X-From: std-proposals+bncBCUILMGRQMARB6FXRKGQKGQEPJ76MPY@isocpp.org Mon May 27 01:34:18 2013 Return-path: Envelope-to: gclcip-std-proposals@m.gmane.org Original-Received: from mail-wi0-f198.google.com ([209.85.212.198]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1UgkS9-0004tN-Gi for gclcip-std-proposals@m.gmane.org; Mon, 27 May 2013 01:34:17 +0200 Original-Received: by mail-wi0-f198.google.com with SMTP id hr14sf1393600wib.9 for ; Sun, 26 May 2013 16:34:17 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=x-beenthere:mime-version:in-reply-to:references:date:message-id :subject:from: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=vC5M9vVsJu+R0joC4dvBATO2tlCRRGdteLV1v9ty490=; b=aoDkgmEgNEOVXyBHXDVOtoNsOzfwYy53WE5Y+2Uam3tWocumukA1ZxX3L3iZe9MwlU t5ogRLxmdtLHlT2DJo466LLJCpDo8vYvMn2+xLvENAga6vAzcLXFzTEPJ/7twPmDwCNO 3XoVMo6br8bGQF9cfb8U6DpAENrHZqKd0wsZBekdDcM5XJ0P6iBSj7rhn2IIRmMpcifH TrFGgW1iW6dUdnkeBkp6Q9jH+hT/myElL9DSXGw5cgAEth76DgDX5MJLmfF+cZCb1DbJ gegRsADDLWSOLW0P8JBKC0LtZYGV7QAQ4hENJfR8VRC5kgRw6y2iK3cUP838NsERoxVd 6jZA== X-Received: by 10.112.33.205 with SMTP id t13mr1371826lbi.13.1369611256638; Sun, 26 May 2013 16:34:16 -0700 (PDT) X-BeenThere: std-proposals@isocpp.org Original-Received: by 10.152.87.201 with SMTP id ba9ls157734lab.54.gmail; Sun, 26 May 2013 16:34:15 -0700 (PDT) X-Received: by 10.112.235.102 with SMTP id ul6mr7478782lbc.10.1369611255154; Sun, 26 May 2013 16:34:15 -0700 (PDT) Original-Received: from mail-lb0-f178.google.com (mail-lb0-f178.google.com [209.85.217.178]) by mx.google.com with ESMTPS id f7si8226900lbe.286.2013.05.26.16.34.15 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Sun, 26 May 2013 16:34:15 -0700 (PDT) Received-SPF: pass (google.com: domain of lichray@gmail.com designates 209.85.217.178 as permitted sender) client-ip=209.85.217.178; Original-Received: by mail-lb0-f178.google.com with SMTP id w10so6106934lbi.23 for ; Sun, 26 May 2013 16:34:15 -0700 (PDT) X-Received: by 10.112.218.102 with SMTP id pf6mr13078550lbc.77.1369611254885; Sun, 26 May 2013 16:34:14 -0700 (PDT) Original-Received: by 10.112.158.233 with HTTP; Sun, 26 May 2013 16:34:14 -0700 (PDT) In-Reply-To: <0df9d0d8-a752-4841-ba02-54780590f722@isocpp.org> X-Original-Sender: lichray@gmail.com X-Original-Authentication-Results: mx.google.com; spf=pass (google.com: domain of lichray@gmail.com designates 209.85.217.178 as permitted sender) smtp.mail=lichray@gmail.com; dkim=pass header.i=@gmail.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:4612 Archived-At: On Sun, May 26, 2013 at 7:17 PM, Nicol Bolas wrote: > A lambda is nothing special; it's just shorthand notation for a type > declared at that scope. We shouldn't have special-case language in the > standard that says "if the local type is a lambda type, blah blah". I don't agree. Lambda is special, conceptually, as a language structure. It's described in terms of a class / class template does not mean its semantics has to be limited by class / class template. > Also, this should include associated classes as well. So if you declare a > local class within a member function of a class, it should be associated > with that class and any classes that this class is associated with. I have a strong premonition that this will make existing code behavior differently... -- Zhihao Yuan, ID lichray The best way to predict the future is to invent it. ___________________________________________________ 4BSD -- http://4bsd.biz/ -- --- You received this message because you are subscribed to the Google Groups "ISO C++ Standard - Future Proposals" group. 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