220 27863 article Path: news.gmane.org!.POSTED!not-for-mail From: Ville Voutilainen Newsgroups: gmane.comp.lang.c++.isocpp.proposals Subject: Re: Stabilize the numeric types in all platforms Date: Mon, 22 Aug 2016 16:47:18 +0300 Lines: 19 Approved: news@gmane.org Message-ID: References: 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 1471873649 17614 195.159.176.226 (22 Aug 2016 13:47:29 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Mon, 22 Aug 2016 13:47:29 +0000 (UTC) To: "ISO C++ Standard - Future Proposals" Original-X-From: std-proposals+bncBC5JHI7A7ALRBZ4E5S6QKGQEAUNNLRY@isocpp.org Mon Aug 22 15:47:24 2016 Return-path: Envelope-to: gclcip-std-proposals@m.gmane.org Original-Received: from mail-pa0-f70.google.com ([209.85.220.70]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bbpZP-00041x-Os for gclcip-std-proposals@m.gmane.org; Mon, 22 Aug 2016 15:47:19 +0200 Original-Received: by mail-pa0-f70.google.com with SMTP id le9sf211291368pab.0 for ; Mon, 22 Aug 2016 06:47:20 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=isocpp-org.20150623.gappssmtp.com; s=20150623; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :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=JaBeMw4pSliB5U6N7Gaay/UL5DRClPQCg+WjI83OQ6k=; b=f5cish3UrYwbnGComUwrYP14Xb6RG35Ga8aa6HrcVwoOutazXJwCkPEqhVg04KaCiv /namZYxbKELLiaoK4v/OWcOpqPnDhDoBqEj46X0q3af39i1N74H+YjXhWpoqUmtjT90L zW1sJ7uV+lFmS8Gtn2Vf+gzvO+klKmw2yjEGsqoGDaRagartXBa+yg6Y/7/ThuulT8Hw 3SLWklcSvCKnEwD2jrwyOXy+iZPdCqmGPtidPnKX1BAtCYUGuHCD43Yae1bxYmVJ19Za fVk6XSG/J67BX/TNIsrvu/volVinJlHh8Dv0eHrakQvUbOrp+TZTXxmeVcb5GdVMPBMt LwzQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to: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=JaBeMw4pSliB5U6N7Gaay/UL5DRClPQCg+WjI83OQ6k=; b=TM5PTY3QXb3TL5k6ZQczzW8dP5PoygmrUTQ2qX4VIz6sYLCP4/IRBS8ZUtP8VwcD63 I+f0nqX+Xt8s0duKP6qpUsuT3Uc+gkMECNcHN28fca8IQdozF8lyjxMs3PuZ2a7Zv+6F YVIfFg4INhgDJxYwnlgs81dwVBatM886e/vGcFrImYXk4X+lITIMYi8giFxP63v/su5u DurTbx1QOwVVOO7d6aegzdSMjwmlABIvkzWxs5Rr0vfdbK8KI/FpIP4beIwnYs1Wydok nWORzHugYTfb/OCOp50wo1GWSgKYU6MMomG8Bsoatuh/u+mV4JVkVHYLfBrhZdqR6srE k91Q== X-Gm-Message-State: AEkoouurYPYM+oE4AiIBMav/FIVdd4Us/RQErgsOigLZ7kItSPqX6Chii2NtSMOcqj9zSQ== X-Received: by 10.66.188.202 with SMTP id gc10mr16456234pac.23.1471873640128; Mon, 22 Aug 2016 06:47:20 -0700 (PDT) X-BeenThere: std-proposals@isocpp.org Original-Received: by 10.157.16.112 with SMTP id o45ls3951733oto.24.gmail; Mon, 22 Aug 2016 06:47:19 -0700 (PDT) X-Received: by 10.176.2.141 with SMTP id 13mr11941477uah.7.1471873639222; Mon, 22 Aug 2016 06:47:19 -0700 (PDT) Original-Received: from mail-ua0-x22f.google.com (mail-ua0-x22f.google.com. [2607:f8b0:400c:c08::22f]) by mx.google.com with ESMTPS id 13si4876443uaq.158.2016.08.22.06.47.19 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 22 Aug 2016 06:47:19 -0700 (PDT) Received-SPF: pass (google.com: domain of ville.voutilainen@gmail.com designates 2607:f8b0:400c:c08::22f as permitted sender) client-ip=2607:f8b0:400c:c08::22f; Original-Received: by mail-ua0-x22f.google.com with SMTP id 97so188942570uav.3 for ; Mon, 22 Aug 2016 06:47:19 -0700 (PDT) X-Received: by 10.31.150.14 with SMTP id y14mr10697006vkd.153.1471873638932; Mon, 22 Aug 2016 06:47:18 -0700 (PDT) Original-Received: by 10.103.104.193 with HTTP; Mon, 22 Aug 2016 06:47:18 -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:f8b0:400c:c08::22f as permitted sender) smtp.mailfrom=ville.voutilainen@gmail.com; dmarc=pass (p=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:27863 Archived-At: On 22 August 2016 at 16:35, Ren Industries wrote: > How in the world would we support long double as 128 bit? I don't know of > literally any platform with 128 bit floating points. > Is this meant to for the POWER9? Because SPARC dropped quad precision I > think. > > To answer your question, no, it isn't a good ideal. Let's see the author of the original post implement the idea and run the changed semantics on existing codebases. The results are most likely going to be interesting. -- 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/CAFk2RUbcUKuKNpj67GUGgoCjodWrmN4J8FAPGMWcXK%2Bfy-sYrA%40mail.gmail.com. .