220 4621 article Path: news.gmane.org!not-for-mail From: Ville Voutilainen Newsgroups: gmane.comp.lang.c++.isocpp.proposals Subject: Re: Re: Changing lambda scope Date: Mon, 27 May 2013 14:59:27 +0300 Lines: 63 Approved: news@gmane.org Message-ID: References: <01190eaa-6223-4d3c-a9d3-b0d850aab98e@isocpp.org> Reply-To: std-proposals@isocpp.org NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: multipart/alternative; boundary=047d7b677304698d1604ddb1e17b X-Trace: ger.gmane.org 1369655973 11994 80.91.229.3 (27 May 2013 11:59:33 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Mon, 27 May 2013 11:59:33 +0000 (UTC) To: std-proposals@isocpp.org Original-X-From: std-proposals+bncBC5JHI7A7ALRBIMVRWGQKGQEIN2VWYQ@isocpp.org Mon May 27 13:59:33 2013 Return-path: Envelope-to: gclcip-std-proposals@m.gmane.org Original-Received: from mail-vc0-f200.google.com ([209.85.220.200]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1Ugw5K-0007a1-Dn for gclcip-std-proposals@m.gmane.org; Mon, 27 May 2013 13:59:30 +0200 Original-Received: by mail-vc0-f200.google.com with SMTP id hr11sf8676298vcb.11 for ; Mon, 27 May 2013 04:59:29 -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=AfsFuZ6CQ134cjZmy6jdu0YUkiWKQfp6GZ5ObjC77jY=; b=IZMzioLOV+lM4Tiy+G972uwXjClyJb+uK+qmjEh5htZy3Vwz2FSwZ9arGhRNT8XGUw 2x5MokkGdjNL3Ac36On4eKEWvTSAZfHN6CNfz0xflPMhwxz5zBdWQDk1f8YNHsgBelSc gBUkqrpiw00CVW723+MFz8l9i6EEHU+3WBGvMQT3klCAQ7y8Y7P17PBuGm3O65RURBbT 1vPmbGFWoFxL0JVScGDktCZvpyqg8gZUIFPhBgMlu0rweIrAyFNvYwnN7LDc53yDelBS yfmOGNQ1OhYHvqplVylClSDPPsPCErFNCTN2OoVx0UsaJt7Uttf8PTM4qNkVKAOqhHB+ qdIw== X-Received: by 10.224.165.143 with SMTP id i15mr1839494qay.0.1369655969486; Mon, 27 May 2013 04:59:29 -0700 (PDT) X-BeenThere: std-proposals@isocpp.org Original-Received: by 10.49.131.228 with SMTP id op4ls2732658qeb.99.gmail; Mon, 27 May 2013 04:59:27 -0700 (PDT) X-Received: by 10.224.98.65 with SMTP id p1mr4456217qan.70.1369655967721; Mon, 27 May 2013 04:59:27 -0700 (PDT) Original-Received: from mail-qc0-x22b.google.com (mail-qc0-x22b.google.com [2607:f8b0:400d:c01::22b]) by mx.google.com with ESMTPS id gt9si24107388qab.96.2013.05.27.04.59.27 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Mon, 27 May 2013 04:59:27 -0700 (PDT) Received-SPF: pass (google.com: domain of ville.voutilainen@gmail.com designates 2607:f8b0:400d:c01::22b as permitted sender) client-ip=2607:f8b0:400d:c01::22b; Original-Received: by mail-qc0-f171.google.com with SMTP id n1so3445759qcx.16 for ; Mon, 27 May 2013 04:59:27 -0700 (PDT) X-Received: by 10.49.26.198 with SMTP id n6mr31144270qeg.16.1369655967574; Mon, 27 May 2013 04:59:27 -0700 (PDT) Original-Received: by 10.224.174.143 with HTTP; Mon, 27 May 2013 04:59:27 -0700 (PDT) In-Reply-To: <01190eaa-6223-4d3c-a9d3-b0d850aab98e@isocpp.org> X-Original-Sender: ville.voutilainen@gmail.com X-Original-Authentication-Results: mx.google.com; spf=pass (google.com: domain of ville.voutilainen@gmail.com designates 2607:f8b0:400d:c01::22b as permitted sender) smtp.mail=ville.voutilainen@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:4621 Archived-At: --047d7b677304698d1604ddb1e17b Content-Type: text/plain; charset=ISO-8859-1 On 27 May 2013 14:52, wrote: > It would be bad to make lambdas different from other local classes. Would > applying the proposal so broadly break much? Before C++11 it was illegal to > use a local class as a template argument and it we're only noticing this > now because returning a local type is a C++14 feature. > You can return a lambda or a local class from a lambda in C++11, so that doesn't count as an excuse for noticing this now because we can return local types from a non-lambda in C++14. -- --- 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. --047d7b677304698d1604ddb1e17b Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable



On 27 May 2013 14:52, <potswa@gmail.com> wrote:
<= blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1px= #ccc solid;padding-left:1ex"> It would be bad to make lambdas different from other local classes. Would a= pplying the proposal so broadly break much? Before C++11 it was illegal to = use a local class as a template argument and it we're only noticing thi= s now because returning a local type is a C++14 feature.


You can return a lambda or a local cla= ss from a lambda in C++11, so that doesn't count as an excuse for notic= ing this now because
we can return local types from a non-lambda in C++1= 4.

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