From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 1074 invoked by alias); 24 Apr 2012 14:42:55 -0000 Received: (qmail 1031 invoked by uid 22791); 24 Apr 2012 14:42:54 -0000 X-SWARE-Spam-Status: No, hits=-4.4 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00,KHOP_THREADED X-Spam-Check-By: sourceware.org Received: from localhost (HELO gcc.gnu.org) (127.0.0.1) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Tue, 24 Apr 2012 14:42:42 +0000 From: "rguenth at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/53085] writes to volatile struct members is missing Date: Tue, 24 Apr 2012 14:42:00 -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-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: rguenth at gcc dot gnu.org X-Bugzilla-Status: ASSIGNED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: rguenth at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: 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: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org X-SW-Source: 2012-04/txt/msg02140.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53085 --- Comment #7 from Richard Guenther 2012-04-24 14:41:59 UTC --- Author: rguenth Date: Tue Apr 24 14:41:49 2012 New Revision: 186764 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=186764 Log: 2012-04-24 Richard Guenther PR tree-optimization/53085 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant stores. * g++.dg/torture/pr53085.C: New testcase. Added: trunk/gcc/testsuite/g++.dg/torture/pr53085.C Modified: trunk/gcc/ChangeLog trunk/gcc/testsuite/ChangeLog trunk/gcc/tree-ssa-pre.c