From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 25834 invoked by alias); 5 Aug 2014 12:48:41 -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 25791 invoked by uid 48); 5 Aug 2014 12:48:36 -0000 From: "amanieu at gmail dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug c/62024] New: __atomic_always_lock_free is not a constant expression Date: Tue, 05 Aug 2014 12:48:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: c X-Bugzilla-Version: 4.9.1 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: amanieu at gmail dot com 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: bug_id short_desc product version bug_status bug_severity priority component assigned_to reporter Message-ID: 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: 2014-08/txt/msg00287.txt.bz2 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62024 Bug ID: 62024 Summary: __atomic_always_lock_free is not a constant expression Product: gcc Version: 4.9.1 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: amanieu at gmail dot com This line causes an error despite the documentation saying that __atomic_always_lock_free is a constant expression: _Static_assert(__atomic_always_lock_free(sizeof(int), 0), ""); test.c:1:16: error: expression in static assertion is not constant