220 7018 <2005708.rbYZ0ncnaC@tjmaciei-mobl2> article Path: news.gmane.org!not-for-mail From: Thiago Macieira Newsgroups: gmane.comp.lang.c++.isocpp.proposals Subject: Re: Comments on n3783: Network byte order Date: Sat, 05 Oct 2013 09:49:25 -0700 Lines: 27 Approved: news@gmane.org Message-ID: <2005708.rbYZ0ncnaC@tjmaciei-mobl2> References: <93515540-54a8-442e-8314-954583f13600@isocpp.org> <524EB9E1.2070001@gmx.de> Reply-To: std-proposals@isocpp.org NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 X-Trace: ger.gmane.org 1380991766 30012 80.91.229.3 (5 Oct 2013 16:49:26 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sat, 5 Oct 2013 16:49:26 +0000 (UTC) To: std-proposals@isocpp.org Original-X-From: std-proposals+bncBCB4TK757YBRBGEGYGJAKGQECJSVTQI@isocpp.org Sat Oct 05 18:49:31 2013 Return-path: Envelope-to: gclcip-std-proposals@m.gmane.org Original-Received: from mail-we0-f200.google.com ([74.125.82.200]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1VSV2o-0006ou-HX for gclcip-std-proposals@m.gmane.org; Sat, 05 Oct 2013 18:49:30 +0200 Original-Received: by mail-we0-f200.google.com with SMTP id u57sf4432710wes.3 for ; Sat, 05 Oct 2013 09:49:29 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; 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:list-post:list-help :list-archive:list-subscribe:list-unsubscribe:content-type; bh=Oc8LHBMqmnxApHkxb32OcH1uDL6sJkaDCiMTjLmsziw=; b=iGuBRMU7bN2dK+47sco9Sfw3A7WSP7Ns49UmOf0p4JLgVr3RzjSCCakkthGKl4uMDK se+ECul0AeuC+hCJ5W+8uVA9c9IeLQVlQ9Kk5A8rrpCx4w8YeZgv//0DppEr1frFuhft rAvcidrbQQQ9tREKxL4lOM0gTOU88PQM8xRAObMHvjef+MntSEHQG8FHmMw1WlE5KeKr MT0lPbS+ba+kwPVcOrHCXLGRY+uNT1bfzUrsv2JMcj27FV1lpmVQ2/cjRaZFXyfuVO7l xeSm6tt6Id8AyOTVDwfDjubB2XyZFd+7+m7SXhxoOkkplsGAM4lgtcW3erY78vlBjCnd 2aFQ== X-Received: by 10.180.216.106 with SMTP id op10mr5657256wic.4.1380991768895; Sat, 05 Oct 2013 09:49:28 -0700 (PDT) X-BeenThere: std-proposals@isocpp.org Original-Received: by 10.180.75.104 with SMTP id b8ls588788wiw.43.gmail; Sat, 05 Oct 2013 09:49:27 -0700 (PDT) X-Received: by 10.14.115.133 with SMTP id e5mr32434346eeh.27.1380991767654; Sat, 05 Oct 2013 09:49:27 -0700 (PDT) Original-Received: from gondolin.macieira.info (gondolin.macieira.info. [2a01:4f8:d13:f81:21c:14ff:fe01:12a3]) by mx.google.com with ESMTP id o7si15589320eep.348.1969.12.31.16.00.00; Sat, 05 Oct 2013 09:49:27 -0700 (PDT) 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-mobl2.localnet (unknown [IPv6:2a01:4f8:d13:f81:21c:14ff:fe01:12a3]) by gondolin.macieira.info (Postfix) with ESMTPSA id 050E812C002 for ; Sat, 5 Oct 2013 09:49:27 -0700 (PDT) User-Agent: KMail/4.12 pre (Linux/3.9.10-100+i915fix.fc17.x86_64; KDE/4.11.60; x86_64; git-8054221; 2013-08-01) In-Reply-To: <524EB9E1.2070001@gmx.de> 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.mail=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:7018 Archived-At: On sexta-feira, 4 de outubro de 2013 14:51:45, Markus Mayer wrote: > > constexpr uint16_t bswap(uint16_t v) { > > > > return __builtin_bswap16(v); > > > > } > > I didn't know that __builtin_bswap could be used as a constexpr. Awesome! Depends on the compiler. According to comments on the Qt source code, GCC allows it but Clang doesn't. -- Thiago Macieira - thiago (AT) macieira.info - thiago (AT) kde.org Software Architect - Intel Open Source Technology Center PGP/GPG: 0x6EF45358; fingerprint: E067 918B B660 DBD1 105C 966C 33F5 F005 6EF4 5358 -- --- 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/. .