220 9828 <87iorea8pr.fsf@euclid.axiomatics.org> article Path: news.gmane.org!not-for-mail From: Gabriel Dos Reis Newsgroups: gmane.comp.lang.c++.isocpp.proposals Subject: Re: auto variable templates? Date: Sun, 16 Mar 2014 00:44:32 -0700 Organization: axiomatics.org Lines: 39 Approved: news@gmane.org Message-ID: <87iorea8pr.fsf@euclid.axiomatics.org> References: 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 1394955866 18009 80.91.229.3 (16 Mar 2014 07:44:26 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sun, 16 Mar 2014 07:44:26 +0000 (UTC) To: std-proposals@isocpp.org Original-X-From: std-proposals+bncBCSYNQUB2UHRBYNMSWMQKGQEXSUW3IQ@isocpp.org Sun Mar 16 08:44:36 2014 Return-path: Envelope-to: gclcip-std-proposals@m.gmane.org Original-Received: from mail-oa0-f72.google.com ([209.85.219.72]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1WP5kJ-0000ja-Ef for gclcip-std-proposals@m.gmane.org; Sun, 16 Mar 2014 08:44:35 +0100 Original-Received: by mail-oa0-f72.google.com with SMTP id g12sf17700791oah.3 for ; Sun, 16 Mar 2014 00:44:34 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:subject:in-reply-to:organization :references:sender:date:message-id:lines: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=vMqNLmgEUxjNg/ZoR6uLlKLT1Ab1TSqy8B1/jA/cQZk=; b=MYxSnTOIK10XFG4V4ZNqLXnq1Hr2XVsr5AP0qj3YDZoOdaTiRdjpnytkvZ8u/rRmsv qNdktFgbwIz6VI1WjYsSiZGDlce/DHlFZtwgTRXBP0U3C8lDXwXqMonML48zypgiIdSL uEUXzIW4VzliTWm/EChRqFMinfp/JDMX6lZnLmYYnUP6vFz+xDNmjDVLe9OFc315ssrf aVES62DJp4xKN3Yr13YlpOV6/bxZYZ0l6KweSBF+qgtUZ1x4x08L/qNBcR5iPKNAMjFP LV4uboq8s/hZcTtEC0GJiDescjBvkIDEfetpYj4hlOcyfvpw3e+gB4Q89eQQyJW+IX80 l0QA== X-Gm-Message-State: ALoCoQlD42lL7ulVBrmA01OXFm7cMvQFx+rbeWDUypgYyA4M02An9iLe/PmZvgjJ0X097wO6xJkf X-Received: by 10.43.135.4 with SMTP id ie4mr5976500icc.1.1394955874331; Sun, 16 Mar 2014 00:44:34 -0700 (PDT) X-BeenThere: std-proposals@isocpp.org Original-Received: by 10.182.19.165 with SMTP id g5ls501601obe.59.gmail; Sun, 16 Mar 2014 00:44:33 -0700 (PDT) X-Received: by 10.182.213.166 with SMTP id nt6mr149017obc.53.1394955873010; Sun, 16 Mar 2014 00:44:33 -0700 (PDT) Original-Received: from mail.axiomatics.org ([2600:3c00::f03c:91ff:feae:e0e6]) by mx.google.com with ESMTP id kb7si7860598oeb.29.2014.03.16.00.44.32 for ; Sun, 16 Mar 2014 00:44:32 -0700 (PDT) Received-SPF: neutral (google.com: 2600:3c00::f03c:91ff:feae:e0e6 is neither permitted nor denied by best guess record for domain of gdr@axiomatics.org) client-ip=2600:3c00::f03c:91ff:feae:e0e6; Original-Received: from euclid.axiomatics.org (localhost [IPv6:::1]) by mail.axiomatics.org (Postfix) with ESMTP id 86056E70D for ; Sun, 16 Mar 2014 00:44:32 -0700 (PDT) In-Reply-To: (Richard Smith's message of "Sat, 15 Mar 2014 16:38:44 -0700") Original-Sender: gdr@axiomatics.org Original-Lines: 30 X-Original-Sender: gdr@axiomatics.org X-Original-Authentication-Results: mx.google.com; spf=neutral (google.com: 2600:3c00::f03c:91ff:feae:e0e6 is neither permitted nor denied by best guess record for domain of gdr@axiomatics.org) smtp.mail=gdr@axiomatics.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:9828 Archived-At: Richard Smith writes: | On Sat, Mar 15, 2014 at 1:46 PM, Andrew Tomazos | wrote: | | Is the following supposed to be ill-formed according to the | current draft? | | | | | template constexpr auto X = 42; | | int main() | { | static_assert(X == 42, ""); | } | | | [dcl.spec.auto]/4 says that auto is allowed when declaring | variables in namespace-scope, but doesn't explicitly say in | variable templates - consequently this is ill-formed. | | | A specialization of a variable template is a variable, so this is | allowed. Indeed. -- Gaby -- --- 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/. .