From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 1632 invoked by alias); 6 Nov 2013 17:48:19 -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 Received: (qmail 575 invoked by uid 48); 6 Nov 2013 17:46:15 -0000 From: "jakub at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug sanitizer/59018] [4.9 Regression] libsanitizer doesn't build for x32 Date: Wed, 06 Nov 2013 17:48:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: sanitizer X-Bugzilla-Version: 4.9.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: jakub at gcc dot gnu.org X-Bugzilla-Status: NEW X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 4.9.0 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2013-11/txt/msg00522.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59018 --- Comment #2 from Jakub Jelinek --- (In reply to Kostya Serebryany from comment #1) > At least one of these patches does not build with clang: > > /home/kcc/llvm/projects/compiler-rt/lib/sanitizer_common/sanitizer_linux.cc: > 807:21: error: ignored asm label 'r8' on automatic variable [-Werror] > void *r8 __asm__ ("r8") = newtls; > ^ > /home/kcc/llvm/projects/compiler-rt/lib/sanitizer_common/sanitizer_linux.cc: > 808:21: error: ignored asm label 'r10' on automatic variable [-Werror] > int *r10 __asm__ ("r10") = child_tidptr; > ^ > > is this some kind of gcc-specific syntax? There is missing register keyword of course for both. So register void *r8 __asm__ ("r8") = newtls; register int *r10 __asm__ ("r10") = child_tidptr;