From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 32518 invoked by alias); 1 Aug 2013 11:51:25 -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 32444 invoked by uid 48); 1 Aug 2013 11:51:22 -0000 From: "mikpe at it dot uu.se" To: gcc-bugs@gcc.gnu.org Subject: [Bug middle-end/58041] Unaligned access to arrays in packed structure Date: Thu, 01 Aug 2013 11:51:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: middle-end X-Bugzilla-Version: 4.9.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: mikpe at it dot uu.se 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: 2013-08/txt/msg00020.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58041 --- Comment #5 from Mikael Pettersson --- I see the exact same failure pattern on sparc64-linux: 4.7 generates working code, 4.8 and 4.9 generate code that SIGBUS:es, failure starts with r190037, -m32 or -m64 makes no difference.