220 30235 <10490049.adee8Rr8fZ@tjmaciei-mobl1> article Path: news.gmane.org!.POSTED!not-for-mail From: Thiago Macieira Newsgroups: gmane.comp.lang.c++.isocpp.proposals Subject: Re: enum_cast proposal Date: Wed, 04 Jan 2017 14:16:08 -0200 Lines: 18 Approved: news@gmane.org Message-ID: <10490049.adee8Rr8fZ@tjmaciei-mobl1> References: <64617344.0Ggdhq6B90@tjmaciei-mobl1> 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 1483546580 26709 195.159.176.226 (4 Jan 2017 16:16:20 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Wed, 4 Jan 2017 16:16:20 +0000 (UTC) User-Agent: KMail/5.3.3 (Linux/4.8.13-1-default; KDE/5.28.0; x86_64; ; ) To: std-proposals@isocpp.org Original-X-From: std-proposals+bncBCB4TK757YBRBT57WTBQKGQESGPUP3Q@isocpp.org Wed Jan 04 17:16:16 2017 Return-path: Envelope-to: gclcip-std-proposals@m.gmane.org Original-Received: from mail-lf0-f71.google.com ([209.85.215.71]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cOoEW-00061f-77 for gclcip-std-proposals@m.gmane.org; Wed, 04 Jan 2017 17:16:12 +0100 Original-Received: by mail-lf0-f71.google.com with SMTP id l68sf193234653lfb.1 for ; Wed, 04 Jan 2017 08:16:16 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=isocpp-org.20150623.gappssmtp.com; s=20150623; h=from:to:subject:date:message-id:user-agent:in-reply-to:references :mime-version:x-original-sender:x-original-authentication-results :reply-to:precedence:mailing-list:list-id:x-spam-checked-in-group :list-post:list-help:list-archive:list-subscribe:list-unsubscribe; bh=Y7d+VGrvG8b1R2bSo+JiGcUWJPFtX0RZqQNddVz3M2w=; b=APV3F6ohjIhV7ecGPrsuVmHg9gBfOY+redNoffF/gb4UT8sg4wXJ/QUYxiiixqpCfb 5zg0pm4rKxRqY6HCccB5qG/bQEqKg5HePmQ8NLou9uOBCEIQqdLeoW4Rc1psX5HAGDsx IxVA5aXHd9NCBbS2Vfbh6N4Ff6XJH6KguwKxQBFN5L/joGKuHnDsSJGpkpj7iVTxjnZL pafFchucyhV6LB+OD3sOKmFRWU68FlIq+FMSyaHvGSiz0It4mU1qZxxKVjNQEou7+Nli DPNRy6yBq2GukH5GX00GvhYX18BNReDX5QelOaFIO67RDsj+3v8srEcnby4QAHIMHXgm 1l3Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id:user-agent :in-reply-to:references:mime-version:x-original-sender :x-original-authentication-results:reply-to:precedence:mailing-list :list-id:x-spam-checked-in-group:list-post:list-help:list-archive :list-subscribe:list-unsubscribe; bh=Y7d+VGrvG8b1R2bSo+JiGcUWJPFtX0RZqQNddVz3M2w=; b=QfmAeGJ02WxtFUf3QKojQlcdcgycB/79pRvlh9yZD67PJOqgPRgk1f6lBzaG2ZCMrk VnWsN+khoiXMl5CwObeZxYt1y5aSFtzxotlYiFybJc0vXuqAo1obGG3sqUflGsa7aAaJ tDyrmi8pRSG7FZ50NxkXy6rj01cCz0Ohqay7+Vfk9QLU/po1+U07HngEiUYhTrcdse1v RQ0nOgYqh9uO1/cSVnO3zeax6VZM+3L/Stbq6dLps/zxDCJuyZGgTuRzYpzlSpNwpRjZ gSvhsFuHelpu6dhLCVZD+1lBv8Qvv7sFE4HIi9c377yveoZowA9ZjyXCr3Dui5vdYBaJ VldQ== X-Gm-Message-State: AIkVDXI5kOAkC79efjdroTWQE4GcNWyP1i0QLD5plXrZuStx0btpFoNhVjyRqXshGQejkQ== X-Received: by 10.46.71.68 with SMTP id u65mr6393220lja.19.1483546576722; Wed, 04 Jan 2017 08:16:16 -0800 (PST) X-BeenThere: std-proposals@isocpp.org Original-Received: by 10.28.14.74 with SMTP id 71ls5970176wmo.16.gmail; Wed, 04 Jan 2017 08:16:15 -0800 (PST) X-Received: by 10.28.144.66 with SMTP id s63mr44101912wmd.70.1483546575522; Wed, 04 Jan 2017 08:16:15 -0800 (PST) Original-Received: from gondolin.macieira.info (gondolin.macieira.info. [2a01:4f8:d13:f81:21c:14ff:fe01:12a3]) by mx.google.com with ESMTP id h13si81822160wjs.271.2017.01.04.08.16.15 for ; Wed, 04 Jan 2017 08:16:15 -0800 (PST) Received-SPF: pass (google.com: domain of thiago@macieira.org designates 2a01:4f8:d13:f81:21c:14ff:fe01:12a3 as permitted sender) client-ip=2a01:4f8:d13:f81:21c:14ff:fe01:12a3; Original-Received: from tjmaciei-mobl1.localnet (unknown [187.34.234.250]) by gondolin.macieira.info (Postfix) with ESMTPSA id F230111B827 for ; Wed, 4 Jan 2017 08:16:12 -0800 (PST) In-Reply-To: X-Original-Sender: thiago@macieira.org X-Original-Authentication-Results: mx.google.com; spf=pass (google.com: domain of thiago@macieira.org designates 2a01:4f8:d13:f81:21c:14ff:fe01:12a3 as permitted sender) smtp.mailfrom=thiago@macieira.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:30235 Archived-At: On quarta-feira, 4 de janeiro de 2017 07:20:11 BRST m.cencora@gmail.com wrote: > Why do you want to use some compiler invented type instead? > If enum_cast is a function in standard library, why can't it use another > type from same library? Then it is a function in the standard library. That means it needs to be based on something else to perform the check, like reflection. -- Thiago Macieira - thiago (AT) macieira.info - thiago (AT) kde.org Software Architect - Intel Open Source Technology Center -- 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/10490049.adee8Rr8fZ%40tjmaciei-mobl1. .