From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 15504 invoked by alias); 13 Jul 2011 17:57:26 -0000 Received: (qmail 15496 invoked by uid 22791); 13 Jul 2011 17:57:25 -0000 X-SWARE-Spam-Status: No, hits=-2.8 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, 13 Jul 2011 17:57:12 +0000 From: "ro at CeBiTec dot Uni-Bielefeld.DE" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/49541] [4.6/4.7 regression] TLS support partially broken in 64-bit mode 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: normal X-Bugzilla-Who: ro at CeBiTec dot Uni-Bielefeld.DE X-Bugzilla-Status: ASSIGNED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: ro at gcc dot gnu.org X-Bugzilla-Target-Milestone: 4.6.2 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, 13 Jul 2011 17:57:00 -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: 2011-07/txt/msg01020.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49541 --- Comment #5 from ro at CeBiTec dot Uni-Bielefeld.DE 2011-07-13 17:56:26 UTC --- > --- Comment #4 from Eric Botcazou 2011-07-13 16:11:25 UTC --- >> Since I could only run the bootstrap on a Solaris 8 branded zone where the >> default libthread.so is a copy of the lwp one, could you try it on bare metal >> to confirm that it works? > > Works essentially OK by me. The only remaining glitches are: Fine, I'll commit the patch then. > output is: > Undefined first referenced > symbol in file > __tls_get_addr > /nile.build/botcazou/gcc-head/sparc-sun-solaris2.8/sparc-sun-solaris2.8/sparcv9/libgomp/.libs/libgomp.so > ld: fatal: Symbol referencing errors. No output written to ./condinc2.exe > collect2: error: ld returned 1 exit status > > FAIL: libgomp.fortran/condinc2.f -O (test for excess errors > > > but this is more of a test harness issue: the 4 tests are compiled with the > combination -fno-openmp -lgomp so -pthread isn't added by the driver. This is strange: in my case, libgomp.so is self-contained and linked with the right libthread.so which provides __tls_get_addr: > LD_LIBRARY_PATH=. ldd -r ./libgomp.so.1 librt.so.1 => /usr/lib/64/librt.so.1 libgcc_s.so.1 => ./libgcc_s.so.1 libpthread.so.1 => /usr/lib/64/libpthread.so.1 libthread.so.1 => /usr/lib/lwp/64/libthread.so.1 libc.so.1 => /usr/lib/64/libc.so.1 libaio.so.1 => /usr/lib/64/libaio.so.1 libdl.so.1 => /usr/lib/64/libdl.so.1 /usr/platform/SUNW,Sun-Fire-V440/lib/sparcv9/libc_psr.so.1 Rainer