From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 23341 invoked by alias); 21 Nov 2014 00:48:28 -0000 Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org Received: (qmail 23292 invoked by uid 55); 21 Nov 2014 00:48:23 -0000 From: "jason at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/63658] [4.9/5 Regression] Using class reference as template parameter causes compilation to fail Date: Fri, 21 Nov 2014 00:48:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: c++ X-Bugzilla-Version: 4.9.1 X-Bugzilla-Keywords: rejects-valid X-Bugzilla-Severity: normal X-Bugzilla-Who: jason at gcc dot gnu.org X-Bugzilla-Status: NEW X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 4.9.3 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2014-11/txt/msg02338.txt.bz2 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63658 --- Comment #3 from Jason Merrill --- Author: jason Date: Fri Nov 21 00:47:50 2014 New Revision: 217900 URL: https://gcc.gnu.org/viewcvs?rev=217900&root=gcc&view=rev Log: PR c++/63658 * pt.c (convert_nontype_argument): Call convert_from_reference. (check_instantiated_arg): Don't be confused by reference refs. (unify): Look through reference refs on the arg, too. * mangle.c (write_template_arg): Look through reference refs. Added: trunk/gcc/testsuite/g++.dg/template/ref9.C Modified: trunk/gcc/cp/ChangeLog trunk/gcc/cp/mangle.c trunk/gcc/cp/pt.c