220 32502 article Path: news.gmane.org!.POSTED!not-for-mail From: Ville Voutilainen Newsgroups: gmane.comp.lang.c++.isocpp.proposals Subject: Re: Re: Allow Structured Binding Outside of Variable Declaration Date: Wed, 17 May 2017 01:36:55 +0300 Lines: 26 Approved: news@gmane.org Message-ID: References: <10b21241-b683-44d5-82ce-90681b2643a4@isocpp.org> <08ff73f1-6989-393e-ee4e-8158af2e7bed@honermann.net> <20170516164245.GA16348@fukushima.lysator.liu.se> Reply-To: std-proposals@isocpp.org NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" X-Trace: blaine.gmane.org 1494974220 9984 195.159.176.226 (16 May 2017 22:37:00 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Tue, 16 May 2017 22:37:00 +0000 (UTC) To: "ISO C++ Standard - Future Proposals" Original-X-From: std-proposals+bncBC5JHI7A7ALRBCH65XEAKGQEJMDRCKI@isocpp.org Wed May 17 00:36:54 2017 Return-path: Envelope-to: gclcip-std-proposals@m.gmane.org Original-Received: from mail-oi0-f70.google.com ([209.85.218.70]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1dAl5H-0002P3-Li for gclcip-std-proposals@m.gmane.org; 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[2607:f8b0:4003:c06::22e]) by mx.google.com with ESMTPS id i32si72620otc.196.2017.05.16.15.36.56 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 16 May 2017 15:36:56 -0700 (PDT) Received-SPF: pass (google.com: domain of ville.voutilainen@gmail.com designates 2607:f8b0:4003:c06::22e as permitted sender) client-ip=2607:f8b0:4003:c06::22e; Original-Received: by mail-oi0-x22e.google.com with SMTP id l18so43845320oig.2 for ; Tue, 16 May 2017 15:36:56 -0700 (PDT) X-Received: by 10.202.242.198 with SMTP id q189mr202090oih.11.1494974216056; Tue, 16 May 2017 15:36:56 -0700 (PDT) Original-Received: by 10.157.17.253 with HTTP; Tue, 16 May 2017 15:36:55 -0700 (PDT) In-Reply-To: X-Original-Sender: ville.voutilainen@gmail.com X-Original-Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com; spf=pass (google.com: domain of ville.voutilainen@gmail.com designates 2607:f8b0:4003:c06::22e as permitted sender) smtp.mailfrom=ville.voutilainen@gmail.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=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:32502 Archived-At: On 17 May 2017 at 01:35, Zhihao Yuan wrote: > > On Tue, May 16, 2017 at 2:44 PM, Ville Voutilainen > wrote: >> >> >> for (auto [x] : something) { >> static_assert(is_same_v); // wtf is this >> doing in the loop body? >> } > > > How about this > > for (TupleLike [x, y] : something) { ... } > > Where TupleLike is a concept. How does that help me specify the concrete types of the bindings? -- 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. To view this discussion on the web visit https://groups.google.com/a/isocpp.org/d/msgid/std-proposals/CAFk2RUahRzietkqHtmPrRNSmEorfKF8TfiHGNAB_JDMhC4PU%2Bg%40mail.gmail.com. .