From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 30379 invoked by alias); 18 Mar 2015 00:11:48 -0000 Mailing-List: contact gcc-patches-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-patches-owner@gcc.gnu.org Received: (qmail 30368 invoked by uid 89); 18 Mar 2015 00:11:47 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-3.6 required=5.0 tests=AWL,BAYES_00,SPF_HELO_PASS,SPF_PASS,T_RP_MATCHES_RCVD autolearn=ham version=3.3.2 X-HELO: mx1.redhat.com Received: from mx1.redhat.com (HELO mx1.redhat.com) (209.132.183.28) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with (AES256-GCM-SHA384 encrypted) ESMTPS; Wed, 18 Mar 2015 00:11:46 +0000 Received: from int-mx09.intmail.prod.int.phx2.redhat.com (int-mx09.intmail.prod.int.phx2.redhat.com [10.5.11.22]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id t2I0Bje7013686 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Tue, 17 Mar 2015 20:11:45 -0400 Received: from [10.10.116.34] ([10.10.116.34]) by int-mx09.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id t2I0BiAP006031; Tue, 17 Mar 2015 20:11:45 -0400 Message-ID: <5508C2BD.80804@redhat.com> Date: Wed, 18 Mar 2015 00:11:00 -0000 From: Jason Merrill User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.5.0 MIME-Version: 1.0 To: Paolo Carlini , "gcc-patches@gcc.gnu.org" Subject: Re: [C++ Patch] PR 65340 References: <55085FB7.8090303@oracle.com> In-Reply-To: <55085FB7.8090303@oracle.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit X-SW-Source: 2015-03/txt/msg00892.txt.bz2 On 03/17/2015 01:09 PM, Paolo Carlini wrote: > - require_deduced_type (decl); > + if (complain & tf_error) > + require_deduced_type (decl); I think we want to return false if there's a problem here so that we don't just silently accept this in SFINAE context. So probably we want to replace the call with an inlined form like earlier in mark_used. Are there other places that still need to pass complain to mark_used? Jason