From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <gcc-bugs-return-422926-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org>
Received: (qmail 3196 invoked by alias); 22 May 2013 21:47:43 -0000
Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm
Precedence: bulk
List-Id: <gcc-bugs.gcc.gnu.org>
List-Archive: <http://gcc.gnu.org/ml/gcc-bugs/>
List-Post: <mailto:gcc-bugs@gcc.gnu.org>
List-Help: <mailto:gcc-bugs-help@gcc.gnu.org>
Sender: gcc-bugs-owner@gcc.gnu.org
Received: (qmail 3181 invoked by uid 48); 22 May 2013 21:47:40 -0000
From: "jewillco at osl dot iu.edu" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug tree-optimization/57380] GCC 4.9.0 will not vectorize std::max and similar functions
Date: Wed, 22 May 2013 21:47:00 -0000
X-Bugzilla-Reason: CC
X-Bugzilla-Type: changed
X-Bugzilla-Watch-Reason: None
X-Bugzilla-Product: gcc
X-Bugzilla-Component: tree-optimization
X-Bugzilla-Version: 4.9.0
X-Bugzilla-Keywords:
X-Bugzilla-Severity: normal
X-Bugzilla-Who: jewillco at osl dot iu.edu
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: <bug-57380-4-uvDY0NoaTF@http.gcc.gnu.org/bugzilla/>
In-Reply-To: <bug-57380-4@http.gcc.gnu.org/bugzilla/>
References: <bug-57380-4@http.gcc.gnu.org/bugzilla/>
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: 2013-05/txt/msg01599.txt.bz2

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57380

--- Comment #1 from Jeremiah Willcock <jewillco at osl dot iu.edu> ---
I tested version "(Ubuntu/Linaro 4.6.3-1ubuntu5) 4.6.3" and that fails as well
(with "note: not vectorized: data ref analysis failed D.2097_9 = *D.2115_16;"
in the vectorization report).