From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 26204 invoked by alias); 23 Feb 2015 12:06:00 -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 26166 invoked by uid 48); 23 Feb 2015 12:05:56 -0000 From: "bugger_gcc at interia dot pl" To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/65152] Several friend function definitions break lookup Date: Mon, 23 Feb 2015 13:02:00 -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: 4.9.2 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: bugger_gcc at interia dot pl X-Bugzilla-Status: UNCONFIRMED 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: 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: 2015-02/txt/msg02499.txt.bz2 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65152 --- Comment #2 from bugger_gcc at interia dot pl --- This is not what is specified, because C++11 7.3.1.2/3 states that such friend functions can't be found by name lookup unless it's ADL. Note that the friend 'test' incorrectly hides the global 'test' only if there are at least 2 friends with that name defined. With only one friend 'test' the code is compiled correctly. Also, Clang and ICC compile the code with the expected result.