From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 22744 invoked by alias); 31 Jul 2012 16:53:54 -0000 Received: (qmail 22729 invoked by uid 22791); 31 Jul 2012 16:53:51 -0000 X-SWARE-Spam-Status: No, hits=-4.3 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, 31 Jul 2012 16:53:39 +0000 From: "pinskia at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug rtl-optimization/38644] [4.6 Regression] Optimization flag -O1 -fschedule-insns2 causes wrong code Date: Tue, 31 Jul 2012 16:53:00 -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: wrong-code X-Bugzilla-Severity: normal X-Bugzilla-Who: pinskia at gcc dot gnu.org X-Bugzilla-Status: NEW X-Bugzilla-Priority: P2 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 4.6.4 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: 2012-07/txt/msg02261.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38644 --- Comment #66 from Andrew Pinski 2012-07-31 16:49:54 UTC --- (In reply to comment #65) > Also saw the same problem on MIPS > Compiling using 'gcc version 4.5.2 (Sourcery CodeBench Lite 2011.09-86)' You should report that issue to Mentor because it was fixed with: 2011-10-02 Richard Sandiford * config/mips/mips.c (mips_frame_barrier): New function. (mips_expand_prologue): Call it after allocating stack space. (mips_deallocate_stack): New function. (mips_expand_epilogue): Call mips_frame_barrier and mips_deallocate_stack.