From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 14620 invoked by alias); 17 May 2012 15:03:06 -0000 Received: (qmail 14606 invoked by uid 22791); 17 May 2012 15:03:04 -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; Thu, 17 May 2012 15:02:52 +0000 From: "mikpe at it dot uu.se" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/53386] Bad assembly code produced for m68000 Date: Thu, 17 May 2012 15:11:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: target X-Bugzilla-Keywords: X-Bugzilla-Severity: blocker 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-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: 2012-05/txt/msg01726.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53386 --- Comment #10 from Mikael Pettersson 2012-05-17 15:02:51 UTC --- See the gcc-patches thread I referred to in #c8, gcc-4.3 also changed low-level ABI details, with the consequence that gcc-4.2 and gcc-4.3 generate incompatible code for m68k-uclinux. If you want 4.3 and newer to behave as 4.2 and older you should use m68k-uclinuxoldabi. Patching m68k/linux.h might work, but it's not a supported configuration.