From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 26704 invoked by alias); 17 Jan 2014 07:50:23 -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 26658 invoked by uid 48); 17 Jan 2014 07:50:19 -0000 From: "jakub at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug testsuite/59064] [4.9 regression] FAIL: gcc.dg/vect/vect-ivdep-1.c (test for bogus messages, line ) Date: Fri, 17 Jan 2014 07:50:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: testsuite X-Bugzilla-Version: 4.9.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: jakub at gcc dot gnu.org X-Bugzilla-Status: ASSIGNED X-Bugzilla-Priority: P1 X-Bugzilla-Assigned-To: jakub at gcc dot gnu.org X-Bugzilla-Target-Milestone: 4.9.0 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_status assigned_to attachments.created 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: 2014-01/txt/msg01804.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59064 Jakub Jelinek changed: What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |ASSIGNED Assignee|unassigned at gcc dot gnu.org |jakub at gcc dot gnu.org --- Comment #2 from Jakub Jelinek --- Created attachment 31864 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=31864&action=edit gcc49-pr59064.patch I'd say this is just a testsuite bug. While #pragma GCC ivdep or do concurrent should make it unnecessary to version loops for aliasing, because those pragmas/constructs imply no backward loop carried dependencies, neither of these provides any extra info about alignment and so it is perfectly sensible if the loop needs to be versioned (or peeled) for alignment. Tobias, what was the reason for the separate dg-bogus lines?