220 31153 article Path: news.gmane.org!.POSTED!not-for-mail From: =?UTF-8?Q?Daniel_Kr=C3=BCgler?= Newsgroups: gmane.comp.lang.c++.isocpp.proposals Subject: Re: Re: Domains of specialized `vector` variance Date: Sun, 26 Feb 2017 13:18:38 +0100 Lines: 24 Approved: news@gmane.org Message-ID: References: <38052307-8ef9-4d41-b902-826f56630c10@isocpp.org> 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 1488111521 6510 195.159.176.226 (26 Feb 2017 12:18:41 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Sun, 26 Feb 2017 12:18:41 +0000 (UTC) To: std-proposals@isocpp.org Original-X-From: std-proposals+bncBCT7RVFA4QORBIEPZPCQKGQEHNE5ZFY@isocpp.org Sun Feb 26 13:18:36 2017 Return-path: Envelope-to: gclcip-std-proposals@m.gmane.org Original-Received: from mail-lf0-f69.google.com ([209.85.215.69]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1chxmc-00015B-SY for gclcip-std-proposals@m.gmane.org; Sun, 26 Feb 2017 13:18:34 +0100 Original-Received: by mail-lf0-f69.google.com with SMTP id a198sf28512533lfb.6 for ; Sun, 26 Feb 2017 04:18:41 -0800 (PST) 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=JWGP8jE8QHQpFXsv4+wKhJQlQh0LAEJVYehh9pkhTDo=; b=LccZShFEbdU2DMfYjbwtrytefy1QTRDymtqd94ExMuc4CZUprrttzqNv+rVcKYZYMa TabMuz8EH1ZbVKXYT2kkQqOvdCfvpluea0OMbwuNKSkA79uV4tXQJAdiyCyROjlfYBMF HuWPk98NIY7+bdJLCZbFOACB10GpWbaMjtfQBY+bAvU/DdiLdx8sCWnqSwk9FUyAg7vh JR2ElzlG1xIPBzN2yZXzA4CE+adyg2mcjx83RibAhf0HfAWCcK05rxxxf25Al2hJvXwL yu1lZBD6J9XL5IFQVM3uHrJoRARCwYxUFbyl8IYPbrdVOjgAmSTaHupGpCxRmCz62bQL C1tA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; 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=JWGP8jE8QHQpFXsv4+wKhJQlQh0LAEJVYehh9pkhTDo=; b=W/5PPUfgPDKz4jM4fGLLfzToczhZ8dfN1qkJwVtAn+3V2hPqQngyXCwJuXvUSnLXxI 1SOjAT8J4ZGZ+j2ZzH57Iv5sfXC3rB1enw8cDvIKnPva/KY2pmFeNowxKrMV0rr31Im2 255fXEHg1QxF+u4c1GhuvVrFscl8t9kw2jDaLg/b1gNYnKoXBIBVJU5Cv0JtQJ59Fnfk a/HihCKE0hlmEg7tHBSaoXFIHyWeKhvwX4fEKbixFIUirfqKYoGoLiPfNpJz7Oh6ofRn XfXgXtVTmaseYnUfycETBzTWVBWs8dFuMlHRONIhVCGewu/6uLwUAH1W5Lo0wqkhy7DF Bu1g== X-Gm-Message-State: AMke39kX9BXDBFQKZnTzL1Z6pcJPp4CczqaK38pWRsYY8jiDi7HH9Tj8IMfRAqwjSKIY1w== X-Received: by 10.46.0.147 with SMTP id e19mr1306983lji.6.1488111521100; Sun, 26 Feb 2017 04:18:41 -0800 (PST) X-BeenThere: std-proposals@isocpp.org Original-Received: by 10.28.148.198 with SMTP id w189ls832518wmd.25.gmail; Sun, 26 Feb 2017 04:18:39 -0800 (PST) X-Received: by 10.28.175.148 with SMTP id y142mr7556625wme.15.1488111519793; Sun, 26 Feb 2017 04:18:39 -0800 (PST) Original-Received: from mail-wm0-x22b.google.com (mail-wm0-x22b.google.com. [2a00:1450:400c:c09::22b]) by mx.google.com with ESMTPS id q18si13664963wra.224.2017.02.26.04.18.39 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 26 Feb 2017 04:18:39 -0800 (PST) Received-SPF: pass (google.com: domain of daniel.kruegler@gmail.com designates 2a00:1450:400c:c09::22b as permitted sender) client-ip=2a00:1450:400c:c09::22b; Original-Received: by mail-wm0-x22b.google.com with SMTP id v77so43854440wmv.0 for ; Sun, 26 Feb 2017 04:18:39 -0800 (PST) X-Received: by 10.28.11.205 with SMTP id 196mr4544729wml.31.1488111519436; Sun, 26 Feb 2017 04:18:39 -0800 (PST) Original-Received: by 10.28.87.72 with HTTP; Sun, 26 Feb 2017 04:18:38 -0800 (PST) In-Reply-To: X-Original-Sender: daniel.kruegler@gmail.com X-Original-Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com; spf=pass (google.com: domain of daniel.kruegler@gmail.com designates 2a00:1450:400c:c09::22b as permitted sender) smtp.mailfrom=daniel.kruegler@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:31153 Archived-At: 2017-02-26 11:25 GMT+01:00 : >> What are the other variances that people want? > > This could fix problem with `std::vector`, current vector would be: > `omni_vector` and if you want "normal" behavior > you will use directly `omni_vector`. It is very unlikely that this will happen, because that would break current valid usages of std::vector as template template parameter. For exactly that reason (That is: Don't change template parameter lists of existing Library components), Library implementations are not allowed to add further template parameters with default parameters, see http://cplusplus.github.io/LWG/lwg-closed.html#94 - Daniel -- 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/CAGNvRgD_UM_11iqky8oefsmVxx9gQ8qUShsHK_MxLz9bRrKTrQ%40mail.gmail.com. .