From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from lists.gentoo.org (pigeon.gentoo.org [208.92.234.80]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by finch.gentoo.org (Postfix) with ESMTPS id 246961382C5 for ; Fri, 9 Apr 2021 11:46:44 +0000 (UTC) Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id D5296E0940; Fri, 9 Apr 2021 11:46:41 +0000 (UTC) Received: from smtp.gentoo.org (dev.gentoo.org [IPv6:2001:470:ea4a:1:5054:ff:fec7:86e4]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by pigeon.gentoo.org (Postfix) with ESMTPS id AEF81E0940 for ; Fri, 9 Apr 2021 11:46:41 +0000 (UTC) Received: from oystercatcher.gentoo.org (oystercatcher.gentoo.org [148.251.78.52]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.gentoo.org (Postfix) with ESMTPS id A456E33BE66 for ; Fri, 9 Apr 2021 11:46:40 +0000 (UTC) Received: from localhost.localdomain (localhost [IPv6:::1]) by oystercatcher.gentoo.org (Postfix) with ESMTP id 86FB3702 for ; Fri, 9 Apr 2021 11:46:36 +0000 (UTC) From: "Michał Górny" To: gentoo-commits@lists.gentoo.org Content-Transfer-Encoding: 8bit Content-type: text/plain; charset=UTF-8 Reply-To: gentoo-dev@lists.gentoo.org, "Michał Górny" Message-ID: <1617968620.1cd32b2a13c65441184764ddcf7201785d04e09c.mgorny@gentoo> Subject: [gentoo-commits] repo/gentoo:master commit in: sys-libs/libcxx/ X-VCS-Repository: repo/gentoo X-VCS-Files: sys-libs/libcxx/Manifest sys-libs/libcxx/libcxx-12.0.0_rc5.ebuild X-VCS-Directories: sys-libs/libcxx/ X-VCS-Committer: mgorny X-VCS-Committer-Name: Michał Górny X-VCS-Revision: 1cd32b2a13c65441184764ddcf7201785d04e09c X-VCS-Branch: master Date: Fri, 9 Apr 2021 11:46:36 +0000 (UTC) Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-commits@lists.gentoo.org X-Auto-Response-Suppress: DR, RN, NRN, OOF, AutoReply X-Archives-Salt: 6ab4faaa-38bf-49af-a08e-efc59c3f1ea2 X-Archives-Hash: 5c0154c2fa39ca8473655ce5715ecf9a commit: 1cd32b2a13c65441184764ddcf7201785d04e09c Author: Michał Górny gentoo org> AuthorDate: Fri Apr 9 10:29:17 2021 +0000 Commit: Michał Górny gentoo org> CommitDate: Fri Apr 9 11:43:40 2021 +0000 URL: https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=1cd32b2a sys-libs/libcxx: Bump to 12.0.0-rc5 Signed-off-by: Michał Górny gentoo.org> sys-libs/libcxx/Manifest | 1 + sys-libs/libcxx/libcxx-12.0.0_rc5.ebuild | 223 +++++++++++++++++++++++++++++++ 2 files changed, 224 insertions(+) diff --git a/sys-libs/libcxx/Manifest b/sys-libs/libcxx/Manifest index 61b8e259f34..5589711fdd1 100644 --- a/sys-libs/libcxx/Manifest +++ b/sys-libs/libcxx/Manifest @@ -5,3 +5,4 @@ DIST llvmorg-11.1.0.tar.gz 122776532 BLAKE2B ca842ff4afff8f44c82b5e7383962a9c45c DIST llvmorg-12.0.0-rc2.tar.gz 134242619 BLAKE2B bb741a311db608fc2ba7eeaab71c5c9f2a430f7fee3f0c5c4334e5c14caa19738d18c87b568de963d57d9b53e808ac412cf8554eca7fcae9ecca65aa4442e197 SHA512 d8f9b3dfeb0fe9b91eb7f49da393784333044db2653373fbb168afd3c8d50f3e3ec7a7b8f44df522d0facafbfe4cfc4d9e2906d19f1e6feb0bdc569b6c10a17d DIST llvmorg-12.0.0-rc3.tar.gz 134244008 BLAKE2B ed09aa361b264387711ba1ee2e4b01c0c78ad97391df95e2542d4edc31f657cc33c8a2a45de63eb421908d5dadd9392a736610fbb04b3ecbd336d6514a649da8 SHA512 1fae53c6f255160cf4be53848b8b92c8b162ddcfbddf1bf0017faf249859040c15c862c4b52bc3ba894149139afb814e0674da88793ddebfc0756ba3aa7626ce DIST llvmorg-12.0.0-rc4.tar.gz 134245842 BLAKE2B 860a0551a42e2c6a28f213c151076c5ae64a9d85f7bfb2e2df4737acd5fe968f29d368a689d9a857e01038587e872722d216f044b3f665857d7ed71122fe334e SHA512 20e4440664227c9ea7af84df3643599cd7c96f5e2b6404c42be0ce0f0d7f989f5c7b8df1f1ba93d1473d3a30325cda5a53d3900c0229ccb042b365583b5aa846 +DIST llvmorg-12.0.0-rc5.tar.gz 134247991 BLAKE2B 9721e211d39611f9c48b57386fb57c1dcf964c39ff5f32c593a6390c06659fcd5a1f76063004d2ecd3d1af32281a69994c7478b7fdfacd9f50ebf5fbb2050a71 SHA512 a289fdc55c25454e8cbfd370387fdd11c7555d03b3c479213e37dd01189c077d67bd04b8cab62ce82f3746877f5f02619afb3a5110191048511efee38c191d16 diff --git a/sys-libs/libcxx/libcxx-12.0.0_rc5.ebuild b/sys-libs/libcxx/libcxx-12.0.0_rc5.ebuild new file mode 100644 index 00000000000..9887227800d --- /dev/null +++ b/sys-libs/libcxx/libcxx-12.0.0_rc5.ebuild @@ -0,0 +1,223 @@ +# Copyright 1999-2021 Gentoo Authors +# Distributed under the terms of the GNU General Public License v2 + +EAPI=7 + +CMAKE_ECLASS=cmake +PYTHON_COMPAT=( python3_{7..9} ) +inherit cmake-multilib llvm llvm.org python-any-r1 toolchain-funcs + +DESCRIPTION="New implementation of the C++ standard library, targeting C++11" +HOMEPAGE="https://libcxx.llvm.org/" + +LICENSE="Apache-2.0-with-LLVM-exceptions || ( UoI-NCSA MIT )" +SLOT="0" +KEYWORDS="" +IUSE="elibc_glibc elibc_musl +libcxxabi +libunwind static-libs test" +REQUIRED_USE="libunwind? ( libcxxabi )" +RESTRICT="!test? ( test )" + +RDEPEND=" + libcxxabi? ( ~sys-libs/libcxxabi-${PV}[libunwind=,static-libs?,${MULTILIB_USEDEP}] ) + !libcxxabi? ( >=sys-devel/gcc-4.7:=[cxx] )" +# llvm-6 for new lit options +# clang-3.9.0 installs necessary target symlinks unconditionally +# which removes the need for MULTILIB_USEDEP +DEPEND="${RDEPEND} + >=sys-devel/llvm-6" +BDEPEND=" + test? ( + >=dev-util/cmake-3.16 + >=sys-devel/clang-3.9.0 + $(python_gen_any_dep 'dev-python/lit[${PYTHON_USEDEP}]') + )" + +DOCS=( CREDITS.TXT ) + +LLVM_COMPONENTS=( libcxx{,abi} llvm/{cmake/modules,utils/llvm-lit} ) +llvm.org_set_globals + +python_check_deps() { + has_version "dev-python/lit[${PYTHON_USEDEP}]" +} + +pkg_setup() { + # Darwin Prefix builds do not have llvm installed yet, so rely on + # bootstrap-prefix to set the appropriate path vars to LLVM instead + # of using llvm_pkg_setup. + if [[ ${CHOST} != *-darwin* ]] || has_version dev-lang/llvm; then + llvm_pkg_setup + fi + use test && python-any-r1_pkg_setup + + if ! use libcxxabi && ! tc-is-gcc ; then + eerror "To build ${PN} against libsupc++, you have to use gcc. Other" + eerror "compilers are not supported. Please set CC=gcc and CXX=g++" + eerror "and try again." + die + fi +} + +src_prepare() { + # Add link flag "-Wl,-z,defs" to avoid underlinking; this is needed in a + # out-of-tree build. + eapply "${FILESDIR}/${PN}-3.9-cmake-link-flags.patch" + + # Known failures. + rm test/libcxx/gdb/gdb_pretty_printer_test.sh.cpp || die + rm test/libcxx/memory/trivial_abi/unique_ptr_ret.pass.cpp || die + rm test/libcxx/memory/trivial_abi/weak_ptr_ret.pass.cpp || die + + llvm.org_src_prepare +} + +test_compiler() { + $(tc-getCXX) ${CXXFLAGS} ${LDFLAGS} "${@}" -o /dev/null -x c++ - \ + <<<'int main() { return 0; }' &>/dev/null +} + +src_configure() { + # note: we need to do this before multilib kicks in since it will + # alter the CHOST + local cxxabi cxxabi_incs + if use libcxxabi; then + cxxabi=libcxxabi + cxxabi_incs="${EPREFIX}/usr/include/libcxxabi" + else + local gcc_inc="${EPREFIX}/usr/lib/gcc/${CHOST}/$(gcc-fullversion)/include/g++-v$(gcc-major-version)" + cxxabi=libsupc++ + cxxabi_incs="${gcc_inc};${gcc_inc}/${CHOST}" + fi + + multilib-minimal_src_configure +} + +multilib_src_configure() { + # we want -lgcc_s for unwinder, and for compiler runtime when using + # gcc, clang with gcc runtime (or any unknown compiler) + local extra_libs=() want_gcc_s=ON want_compiler_rt=OFF + if use libunwind; then + # work-around missing -lunwind upstream + extra_libs+=( -lunwind ) + # if we're using libunwind and clang with compiler-rt, we want + # to link to compiler-rt instead of -lgcc_s + if tc-is-clang; then + local compiler_rt=$($(tc-getCC) ${CFLAGS} ${CPPFLAGS} \ + ${LDFLAGS} -print-libgcc-file-name) + if [[ ${compiler_rt} == *libclang_rt* ]]; then + want_gcc_s=OFF + want_compiler_rt=ON + extra_libs+=( "${compiler_rt}" ) + fi + fi + elif [[ ${CHOST} == *-darwin* ]] && tc-is-clang; then + # clang-based darwin prefix disables libunwind useflag during + # bootstrap, because libunwind is not in the prefix yet. + # override the default, though, because clang based libcxx + # should never use gcc_s on Darwin. + want_gcc_s=OFF + # compiler_rt is not available in EPREFIX during bootstrap, + # so we cannot link to it yet anyway, so keep the defaults + # of want_compiler_rt=OFF and extra_libs=() + fi + + # bootstrap: cmake is unhappy if compiler can't link to stdlib + local nolib_flags=( -nodefaultlibs -lc ) + if ! test_compiler; then + if test_compiler "${nolib_flags[@]}"; then + local -x LDFLAGS="${LDFLAGS} ${nolib_flags[*]}" + ewarn "${CXX} seems to lack runtime, trying with ${nolib_flags[*]}" + fi + fi + + local libdir=$(get_libdir) + local mycmakeargs=( + -DLIBCXX_LIBDIR_SUFFIX=${libdir#lib} + -DLIBCXX_ENABLE_SHARED=ON + -DLIBCXX_ENABLE_STATIC=$(usex static-libs) + -DLIBCXX_CXX_ABI=${cxxabi} + -DLIBCXX_CXX_ABI_INCLUDE_PATHS=${cxxabi_incs} + # we're using our own mechanism for generating linker scripts + -DLIBCXX_ENABLE_ABI_LINKER_SCRIPT=OFF + -DLIBCXX_HAS_MUSL_LIBC=$(usex elibc_musl) + -DLIBCXX_HAS_GCC_S_LIB=${want_gcc_s} + -DLIBCXX_INCLUDE_TESTS=$(usex test) + -DLIBCXX_USE_COMPILER_RT=${want_compiler_rt} + -DCMAKE_SHARED_LINKER_FLAGS="${extra_libs[*]} ${LDFLAGS}" + ) + + if use test; then + local clang_path=$(type -P "${CHOST:+${CHOST}-}clang" 2>/dev/null) + [[ -n ${clang_path} ]] || die "Unable to find ${CHOST}-clang for tests" + + mycmakeargs+=( + -DLLVM_EXTERNAL_LIT="${EPREFIX}/usr/bin/lit" + -DLLVM_LIT_ARGS="$(get_lit_flags);--param=cxx_under_test=${clang_path}" + -DPython3_EXECUTABLE="${PYTHON}" + ) + fi + cmake_src_configure +} + +multilib_src_test() { + local -x LIT_PRESERVES_TMP=1 + cmake_build check-cxx +} + +# Usage: deps +gen_ldscript() { + local output_format + output_format=$($(tc-getCC) ${CFLAGS} ${LDFLAGS} -Wl,--verbose 2>&1 | sed -n 's/^OUTPUT_FORMAT("\([^"]*\)",.*/\1/p') + [[ -n ${output_format} ]] && output_format="OUTPUT_FORMAT ( ${output_format} )" + + cat <<-END_LDSCRIPT +/* GNU ld script + Include missing dependencies +*/ +${output_format} +GROUP ( $@ ) +END_LDSCRIPT +} + +gen_static_ldscript() { + local libdir=$(get_libdir) + local cxxabi_lib=$(usex libcxxabi "libc++abi.a" "libsupc++.a") + + # Move it first. + mv "${ED}/usr/${libdir}/libc++.a" "${ED}/usr/${libdir}/libc++_static.a" || die + # Generate libc++.a ldscript for inclusion of its dependencies so that + # clang++ -stdlib=libc++ -static works out of the box. + local deps="libc++_static.a ${cxxabi_lib} $(usex libunwind libunwind.a libgcc_eh.a)" + # On Linux/glibc it does not link without libpthread or libdl. It is + # fine on FreeBSD. + use elibc_glibc && deps+=" libpthread.a libdl.a" + + gen_ldscript "${deps}" > "${ED}/usr/${libdir}/libc++.a" || die +} + +gen_shared_ldscript() { + local libdir=$(get_libdir) + # libsupc++ doesn't have a shared version + local cxxabi_lib=$(usex libcxxabi "libc++abi.so" "libsupc++.a") + + mv "${ED}/usr/${libdir}/libc++.so" "${ED}/usr/${libdir}/libc++_shared.so" || die + local deps="libc++_shared.so ${cxxabi_lib} $(usex libunwind libunwind.so libgcc_s.so)" + + gen_ldscript "${deps}" > "${ED}/usr/${libdir}/libc++.so" || die +} + +multilib_src_install() { + cmake_src_install + if [[ ${CHOST} != *-darwin* ]] ; then + gen_shared_ldscript + use static-libs && gen_static_ldscript + fi +} + +pkg_postinst() { + elog "This package (${PN}) is mainly intended as a replacement for the C++" + elog "standard library when using clang." + elog "To use it, instead of libstdc++, use:" + elog " clang++ -stdlib=libc++" + elog "to compile your C++ programs." +}