From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 18181 invoked by alias); 12 Sep 2012 23:22:24 -0000 Received: (qmail 18167 invoked by uid 22791); 12 Sep 2012 23:22:23 -0000 X-SWARE-Spam-Status: No, hits=-4.3 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00,KHOP_THREADED,TW_SV 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; Wed, 12 Sep 2012 23:22:11 +0000 From: "chip at pobox dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug rtl-optimization/44194] struct returned by value generates useless stores Date: Wed, 12 Sep 2012 23:22:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: rtl-optimization X-Bugzilla-Keywords: missed-optimization X-Bugzilla-Severity: enhancement X-Bugzilla-Who: chip at pobox dot com X-Bugzilla-Status: ASSIGNED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: ebotcazou 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: 2012-09/txt/msg00970.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44194 --- Comment #44 from Chip Salzenberg 2012-09-12 23:21:21 UTC --- Note that the x86 target has been changed in svn to use TImode for 128-bit structures, and structures bigger than 128 bits may not be passed in registers, so triggering this bug may be quite different now.