From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <gcc-bugs-return-415032-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org>
Received: (qmail 1501 invoked by alias); 12 Feb 2013 14:42:46 -0000
Received: (qmail 31903 invoked by uid 48); 12 Feb 2013 14:42:01 -0000
From: "howarth at nitro dot med.uc.edu" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug sanitizer/55309] gcc's address-sanitizer 66% slower than clang's
Date: Tue, 12 Feb 2013 14:42:00 -0000
X-Bugzilla-Reason: CC
X-Bugzilla-Type: changed
X-Bugzilla-Watch-Reason: None
X-Bugzilla-Product: gcc
X-Bugzilla-Component: sanitizer
X-Bugzilla-Keywords:
X-Bugzilla-Severity: enhancement
X-Bugzilla-Who: howarth at nitro dot med.uc.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-Changed-Fields:
Message-ID: <bug-55309-4-UAPoa3GBZ6@http.gcc.gnu.org/bugzilla/>
In-Reply-To: <bug-55309-4@http.gcc.gnu.org/bugzilla/>
References: <bug-55309-4@http.gcc.gnu.org/bugzilla/>
X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/
Auto-Submitted: auto-generated
Content-Type: text/plain; charset="UTF-8"
MIME-Version: 1.0
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
X-SW-Source: 2013-02/txt/msg01197.txt.bz2


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55309

--- Comment #42 from Jack Howarth <howarth at nitro dot med.uc.edu> 2013-02-12 14:41:56 UTC ---
(In reply to comment #41)

FYI, most of the codegen issues with xplor-nih compiled with gfortran can be
suppressed with -fno-tree-vectorize at -O3 (hence my interest in a function
libasan on darwin).