220 41167 article Path: news.gmane.org!.POSTED!not-for-mail From: Matthew Woehlke Newsgroups: gmane.comp.lang.c++.isocpp.proposals Subject: Re: Function Parameter of Struct Type -> Named Parameters Date: Fri, 30 Nov 2018 14:01:36 -0500 Lines: 20 Approved: news@gmane.org Message-ID: References: <20181129060523.GA21632@noemi.bahnhof.se> <20181130020338.GA2787@noemi.bahnhof.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 1543604373 23103 195.159.176.226 (30 Nov 2018 18:59:33 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Fri, 30 Nov 2018 18:59:33 +0000 (UTC) User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.0 Cc: std-proposals@isocpp.org To: Hyman Rosen Original-X-From: std-proposals+bncBC37LBFWUIFBBEUSQ3QAKGQEA6IDH7A@isocpp.org Fri Nov 30 19:59:29 2018 Return-path: Envelope-to: gclcip-std-proposals@m.gmane.org Original-Received: from mail-qt1-f199.google.com ([209.85.160.199]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1gSo0f-0005to-3P for gclcip-std-proposals@m.gmane.org; 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[66.194.253.20]) by smtp.googlemail.com with ESMTPSA id f189sm3466075qkb.4.2018.11.30.11.01.36 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 30 Nov 2018 11:01:36 -0800 (PST) Openpgp: preference=signencrypt In-Reply-To: Content-Language: en-US X-Original-Sender: mwoehlke.floss@gmail.com X-Original-Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20161025 header.b="KPM/18gH"; spf=pass (google.com: domain of mwoehlke.floss@gmail.com designates 209.85.220.41 as permitted sender) smtp.mailfrom=mwoehlke.floss@gmail.com; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Precedence: list Mailing-list: list std-proposals@isocpp.org; contact std-proposals+owners@isocpp.org List-ID: X-Spam-Checked-In-Group: std-proposals@isocpp.org 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:41167 Archived-At: On 30/11/2018 11.05, Hyman Rosen wrote: > Named arguments (in my preferred and correct Ada style) are handled by > the compiler without any ABI or mangling changes needed. You cannot > overload based only on different parameter names. Let's say you have this feature implemented in such manner. How do you make this (not) work: int foo(int: a, int: b); std::invoke(foo, .a=5, .c=12); // should be an error -- 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. To view this discussion on the web visit https://groups.google.com/a/isocpp.org/d/msgid/std-proposals/ddecfa6f-3179-efc6-4787-24708ae516bd%40gmail.com. .