From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 28957 invoked by alias); 8 Jun 2011 18:00:48 -0000 Received: (qmail 28946 invoked by uid 22791); 8 Jun 2011 18:00:47 -0000 X-SWARE-Spam-Status: No, hits=-2.7 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00 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, 08 Jun 2011 18:00:33 +0000 From: "dave at hiauly1 dot hia.nrc.ca" To: gcc-bugs@gcc.gnu.org Subject: [Bug middle-end/49191] gcc.dg/memcpy-3.c FAILs on SPARC X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: middle-end X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: dave at hiauly1 dot hia.nrc.ca 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 Date: Wed, 08 Jun 2011 18:00:00 -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 X-SW-Source: 2011-06/txt/msg00664.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49191 --- Comment #9 from dave at hiauly1 dot hia.nrc.ca 2011-06-08 17:59:18 UTC --- > Perhaps something like: > union { int i; char c[8]; } u; > int > main () > { > int *p; > asm volatile ("" : "=r" (p) : "0" (&u.c[1])); > *p++; > return 0; > } > compile+run and check for zero exit code? Perhaps __ia64__ should be > explicitly listed as strict alignment in addition to that, because I believe it > will > succeed there, just with annoying messages in dmesg. Same on hppa-linux. Kernel will fixup unaligned access. Dave