220 14858 article Path: news.gmane.org!not-for-mail From: Matthew Woehlke Newsgroups: gmane.comp.lang.c++.isocpp.proposals Subject: Re: Variable declarations inside test before block Date: Thu, 04 Dec 2014 14:35:25 -0500 Lines: 29 Approved: news@gmane.org Message-ID: References: <1b00c799-b47e-48b7-8717-9953b1845cca@isocpp.org> <5480A0D8.2020609@wanadoo.fr> Reply-To: std-proposals@isocpp.org NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-Trace: ger.gmane.org 1417721752 27150 80.91.229.3 (4 Dec 2014 19:35:52 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Thu, 4 Dec 2014 19:35:52 +0000 (UTC) To: std-proposals@isocpp.org Original-X-From: std-proposals+bncBCO5FYHBU4ERBD7PQKSAKGQEHG775UA@isocpp.org Thu Dec 04 20:35:45 2014 Return-path: Envelope-to: gclcip-std-proposals@m.gmane.org Original-Received: from mail-wi0-f199.google.com ([209.85.212.199]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1XwcBl-0002vO-18 for gclcip-std-proposals@m.gmane.org; Thu, 04 Dec 2014 20:35:45 +0100 Original-Received: by mail-wi0-f199.google.com with SMTP id bs8sf11569710wib.6 for ; Thu, 04 Dec 2014 11:35:44 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:to:from:subject:date:lines:message-id:references :mime-version:content-type:user-agent:in-reply-to:x-original-sender :x-original-authentication-results:reply-to:precedence:mailing-list :list-id:list-post:list-help:list-archive:list-subscribe :list-unsubscribe; bh=B4XaFIqpZxYltG2nWn1Iu/lOVtikEf0VwYTmV/NUNkE=; b=jMRNgtKkFArnD3WQOtPu6IgqgaaHKFkVeZEz6v10faT4OYFbaFoioQQGtx6BsXsD2u 6YeYSMl/vjiqgtizm1kzxFxYj3Q6YqA5Or5D7gBOsI2SPzOOz/6wGY2CKbXMuwdtB7Uh uL8a9ZcCMamm24xOl+GzLe8kLYQtutWHiPTrs50g45ZeMlDB2tnOBZKUo1t+QrDTjJmV IlVUUpuNJ4yJmhiXNMex3Yqk7pgo5H//M4WOO71c5Z5sNAz5QOGg3Xvos0jZOzW/HNOE hOkssEmZ2Xf3w7tuudSJSmJS5oLMikTbgOm5/8Ojm3elCjM3RDkcpYS+YcKFKmy2JQVE KtqA== X-Gm-Message-State: ALoCoQmmw/YhpNAE1ItzJ5IGaUlOEVE5nj6QO++HNDLzg4SsA0VNp6K6Gd7bcAmscA6c0yAZnkN6 X-Received: by 10.180.102.228 with SMTP id fr4mr17884621wib.1.1417721744716; Thu, 04 Dec 2014 11:35:44 -0800 (PST) X-BeenThere: std-proposals@isocpp.org Original-Received: by 10.153.6.34 with SMTP id cr2ls325820lad.30.gmail; Thu, 04 Dec 2014 11:35:43 -0800 (PST) X-Received: by 10.152.21.9 with SMTP id r9mr11339208lae.76.1417721743156; Thu, 04 Dec 2014 11:35:43 -0800 (PST) Original-Received: from plane.gmane.org (plane.gmane.org. [80.91.229.3]) by mx.google.com with ESMTPS id v8si1576475laa.28.2014.12.04.11.35.43 for (version=TLSv1 cipher=RC4-SHA bits=128/128); Thu, 04 Dec 2014 11:35:43 -0800 (PST) Received-SPF: pass (google.com: domain of gclcip-std-proposals@m.gmane.org designates 80.91.229.3 as permitted sender) client-ip=80.91.229.3; Original-Received: from list by plane.gmane.org with local (Exim 4.69) (envelope-from ) id 1XwcBg-0002rk-WA for std-proposals@isocpp.org; Thu, 04 Dec 2014 20:35:41 +0100 Original-Received: from tripoint.kitware.com ([66.194.253.20]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Thu, 04 Dec 2014 20:35:40 +0100 Original-Received: from mw_triad by tripoint.kitware.com with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Thu, 04 Dec 2014 20:35:40 +0100 X-Injected-Via-Gmane: http://gmane.org/ Original-Lines: 20 Original-X-Complaints-To: usenet@ger.gmane.org X-Gmane-NNTP-Posting-Host: tripoint.kitware.com User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.2.0 In-Reply-To: <5480A0D8.2020609@wanadoo.fr> X-Original-Sender: mw_triad@users.sourceforge.net X-Original-Authentication-Results: mx.google.com; spf=pass (google.com: domain of gclcip-std-proposals@m.gmane.org designates 80.91.229.3 as permitted sender) smtp.mail=gclcip-std-proposals@m.gmane.org 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:14858 Archived-At: On 2014-12-04 12:58, Vicente J. Botet Escriba wrote: > while ((void* p = ...) == 0) ... This is not valid C++, which was (as I understood it) the point of the original suggestion. A condition expression may have the form of EITHER an expression or an assignment. Not both. // okay while (p == 0) // okay while (auto p = ...) // invalid while ((auto p = ...) == 0) -- Matthew -- --- 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/. .