From owner-freebsd-bugs@freebsd.org Wed Feb 20 19:22:23 2019 Return-Path: Delivered-To: freebsd-bugs@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id DAB6914FD751 for ; Wed, 20 Feb 2019 19:22:22 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mailman.ysv.freebsd.org (mailman.ysv.freebsd.org [IPv6:2001:1900:2254:206a::50:5]) by mx1.freebsd.org (Postfix) with ESMTP id 6B7598F906 for ; Wed, 20 Feb 2019 19:22:22 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: by mailman.ysv.freebsd.org (Postfix) id 24E6214FD750; Wed, 20 Feb 2019 19:22:22 +0000 (UTC) Delivered-To: bugs@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 004D314FD74F for ; Wed, 20 Feb 2019 19:22:22 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.ysv.freebsd.org (mxrelay.ysv.freebsd.org [IPv6:2001:1900:2254:206a::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.ysv.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 88CF88F8FE for ; Wed, 20 Feb 2019 19:22:21 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2001:1900:2254:206a::16:76]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.ysv.freebsd.org (Postfix) with ESMTPS id 794891163C for ; Wed, 20 Feb 2019 19:22:20 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.118]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id x1KJMKrP020176 for ; Wed, 20 Feb 2019 19:22:20 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id x1KJMK4a020175 for bugs@FreeBSD.org; Wed, 20 Feb 2019 19:22:20 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 235896] Clang 6.0.1 passes incorrect parameters to ld when build shared object Date: Wed, 20 Feb 2019 19:22:20 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: bin X-Bugzilla-Version: 12.0-RELEASE X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Some People X-Bugzilla-Who: jguojun@gmail.com X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: bugs@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version rep_platform op_sys bug_status bug_severity priority component assigned_to reporter Message-ID: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 20 Feb 2019 19:22:23 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D235896 Bug ID: 235896 Summary: Clang 6.0.1 passes incorrect parameters to ld when build shared object Product: Base System Version: 12.0-RELEASE Hardware: amd64 OS: Any Status: New Severity: Affects Some People Priority: --- Component: bin Assignee: bugs@FreeBSD.org Reporter: jguojun@gmail.com "-Wl,-r " is a compiler switch to pass linker option "-r" for building shar= ed objects, and this should work for all CC and GCC compilers on different Unix platforms. This works prior to Clang 6.0.1 and FreeBSD 12-R, but failed on FreeBSD 12-R with Clang 6.0.1. Below steps can easily reproduce the problem. Directly use ld to link a sha= red object works no issue for a shared object [step 3,4], but cc (Clang 6.0.1) "-Wl,-r" command failed to do so [step 5]. [1] FBSD120: cat << CLANG60_TEST_CASE > test-clang6.c #include int anyFunc(int a, int b) { printf("a =3D %d b =3D %d\n", a, b); return a * b; } CLANG60_TEST_CASE [2] FBSD120: cc -c -o test.o -fPIC test-clang6.c [3] FBSD120: ld -r -o test.so test.o [4] FBSD120: ld -r -o test.so test.o -v LLD 6.0.1 (FreeBSD 335540-1200005) (compatible with GNU linkers) [5] FBSD120: cc -Wl,-r -o test.so test.o -v FreeBSD clang version 6.0.1 (tags/RELEASE_601/final 335540) (based on LLVM 6.0.1 ) Target: x86_64-unknown-freebsd12.0 Thread model: posix InstalledDir: /usr/bin "/usr/bin/ld" --eh-frame-hdr -dynamic-linker /libexec/ld-elf.so.1 --hash-style=3D both --enable-new-dtags -o test.so /usr/lib/crt1.o /usr/lib/crti.o /usr/lib/crtb egin.o -L/usr/lib -r test.o -lgcc --as-needed -lgcc_s --no-as-needed -lc -l= gcc - -as-needed -lgcc_s --no-as-needed /usr/lib/crtend.o /usr/lib/crtn.o /usr/bin/ld: error: attempted static link of dynamic object /usr/lib/libgcc_s.so /usr/bin/ld: error: attempted static link of dynamic object /usr/lib/libgcc_s.so cc: error: linker command failed with exit code 1 (use -v to see invocation) --=20 You are receiving this mail because: You are the assignee for the bug.=