From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 2640 invoked by alias); 30 Sep 2007 22:48:14 -0000 Received: (qmail 2621 invoked by uid 48); 30 Sep 2007 22:48:04 -0000 Date: Sun, 30 Sep 2007 22:48:00 -0000 Message-ID: <20070930224804.2620.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug libstdc++/33605] Comparable concepts cause errors with abstract types In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "gcc at david dot osborn dot name" 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 X-SW-Source: 2007-09/txt/msg02532.txt.bz2 ------- Comment #1 from gcc at david dot osborn dot name 2007-09-30 22:48 ------- Created an attachment (id=14275) --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=14275&action=view) Patch for predicate and arithmetic constraints This patch fixes the immediate problem, but I think there may be other instances of this issue in bits/boost_concept_check.h. See this comment: // possibly should be "Tp* a;" and then dereference "a" in constraint // functions? present way would require a default ctor, i think... -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33605