From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 12793 invoked by alias); 27 Nov 2014 20:15:32 -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 12757 invoked by uid 48); 27 Nov 2014 20:15:26 -0000 From: "gcc at dixie dot net.nz" To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/64077] dynamic_cast incorrectly rejected for private base Date: Thu, 27 Nov 2014 20:15:00 -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: unknown X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: gcc at dixie dot net.nz X-Bugzilla-Status: RESOLVED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_status resolution Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2014-11/txt/msg03266.txt.bz2 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D64077 Andrew Dixie changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED Resolution|--- |INVALID --- Comment #4 from Andrew Dixie --- (In reply to Daniel Kr=C3=BCgler from comment #3) Given the reference to core issue 665, I now think the wording and intent of the standard is clear. For completeness I've given an example below, but I'm happy this can be clo= sed. Thanks. class base { virtual ~base() {} }; class derived : private base { friend bool t1(derived *); }; bool t1(derived *x) { return dynamic_cast(x) !=3D 0; } If the 'accessible' in p5 includes friendships relationships, then the dynamic_cast should succeed. If the 'accessible' in p5 requires a public base (like is required by p8), = then the dynamic cast should fail (or be ill-formed). I think the wording of the standard clearly specifies succeed. >>From gcc-bugs-return-468795-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org Thu Nov 27 20:31:16 2014 Return-Path: Delivered-To: listarch-gcc-bugs@gcc.gnu.org Received: (qmail 20352 invoked by alias); 27 Nov 2014 20:31:16 -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 Delivered-To: mailing list gcc-bugs@gcc.gnu.org Received: (qmail 20327 invoked by uid 48); 27 Nov 2014 20:31:12 -0000 From: "hjl.tools at gmail dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/63833] REAL_PIC_OFFSET_TABLE_REGNUM is wrong for x86-64 Date: Thu, 27 Nov 2014 20:31:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: target X-Bugzilla-Version: 5.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: hjl.tools at gmail dot com X-Bugzilla-Status: NEW X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 5.0 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_status cf_reconfirmed_on target_milestone everconfirmed 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/msg03267.txt.bz2 Content-length: 583 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63833 H.J. Lu changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Last reconfirmed| |2014-11-27 Target Milestone|--- |5.0 Ever confirmed|0 |1 --- Comment #1 from H.J. Lu --- The psABI http://www.x86-64.org/svn/trunk/x86-64-ABI/ has been fixed.