commit: 79fb19e4ffdd105d9b8cd2bac0ad18c27bc1948b Author: Michał Górny <mgorny <AT> gentoo <DOT> org> AuthorDate: Sat May 20 19:20:22 2023 +0000 Commit: Michał Górny <mgorny <AT> gentoo <DOT> org> CommitDate: Sun May 21 04:03:09 2023 +0000 URL: https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=79fb19e4
sys-libs/libcxx: Add 17.0.0_pre20230520 snapshot Signed-off-by: Michał Górny <mgorny <AT> gentoo.org> sys-libs/libcxx/Manifest | 1 + sys-libs/libcxx/libcxx-17.0.0_pre20230520.ebuild | 211 +++++++++++++++++++++++ 2 files changed, 212 insertions(+) diff --git a/sys-libs/libcxx/Manifest b/sys-libs/libcxx/Manifest index 28722ba7e22a..5592133d2920 100644 --- a/sys-libs/libcxx/Manifest +++ b/sys-libs/libcxx/Manifest @@ -10,3 +10,4 @@ DIST llvm-project-16.0.4.src.tar.xz 117996332 BLAKE2B 2ea3ef25290ce6180d271e42fb DIST llvm-project-16.0.4.src.tar.xz.sig 566 BLAKE2B 43cb2147f12f98f864797158e8efcfed9c6780fae3b5c71c0f1aea19a4131ee91c36bdf5b10e44f478f2370c8d22a9038038ecd607f25a95f2d3e33628eb9ac0 SHA512 c902d1b652e6e144fcf74f550539f56665475b6bdf673ba5bf2f1731c3bb8f5717ed56433d488c54bbf2f429b432da84e0bfb4b5fb5f2b7fa208b4f24f682be7 DIST llvm-project-52882de0e641487329c9e093a90ea3dad01842c8.tar.gz 182953335 BLAKE2B 98682729992d73202e35b540d5d0d87e2acf44e4ab6896a0b6f9ac4a7423f55ad370ae1d7e919a6c86dc7f138a66890ac89b852b03305612d248ab567833f8be SHA512 3685aff0f648e9b477e1e01edebe4799498c21587e2ed5577e2fdef98bb21ea215e206606a11692fbb93a0989fd59fd324faff2c4d97b7afca0851b53f123f05 DIST llvm-project-7d436d56b60b36508b94e39d08761f1405a9c770.tar.gz 183363091 BLAKE2B e0d3520814b3455e33107715697f00d653ad46bb8d8200caf42c42743520f389217ea2e57449bbc2e98126b602b2aa344e4125e4b1f92152f7957a11a9b9a150 SHA512 65a8e30702217e5e1309efe3daeda5115eeb2e8d25238db1fa4e8dcfc729d75655a10b3394f2f70b7e7efb8ea33a31b6e2482065cc81805023101da00584a81e +DIST llvm-project-abbb22cc0c9c33dedb8d53c2bd3e703f92baace7.tar.gz 183193919 BLAKE2B 75c63d39918f7ec0faca0b1d03ba17dbd7d39a6f1d3a031dcb005ae1729933d8481f0bd745ec029ab21779525b2ddaf2989eaca2aed2b0e9b60c50ef71c7fc11 SHA512 f0c1b6fe2e087db202d32de05613b7570bd9a82dfef2e464014c9d4c9ba02c20d423cb783aa40ce5e9c9e074288efb2e5b6d70d55913bd285108e747400f55e7 diff --git a/sys-libs/libcxx/libcxx-17.0.0_pre20230520.ebuild b/sys-libs/libcxx/libcxx-17.0.0_pre20230520.ebuild new file mode 100644 index 000000000000..e8f7b568adba --- /dev/null +++ b/sys-libs/libcxx/libcxx-17.0.0_pre20230520.ebuild @@ -0,0 +1,211 @@ +# Copyright 1999-2023 Gentoo Authors +# Distributed under the terms of the GNU General Public License v2 + +EAPI=8 + +PYTHON_COMPAT=( python3_{9..11} ) +inherit cmake-multilib flag-o-matic 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="+clang +libcxxabi static-libs test" +REQUIRED_USE="test? ( clang )" +RESTRICT="!test? ( test )" + +RDEPEND=" + libcxxabi? ( + ~sys-libs/libcxxabi-${PV}[static-libs?,${MULTILIB_USEDEP}] + ) + !libcxxabi? ( >=sys-devel/gcc-4.7:=[cxx] ) +" +DEPEND=" + ${RDEPEND} + sys-devel/llvm:${LLVM_MAJOR} +" +BDEPEND=" + clang? ( + sys-devel/clang:${LLVM_MAJOR} + ) + !test? ( + ${PYTHON_DEPS} + ) + test? ( + >=dev-util/cmake-3.16 + sys-devel/gdb[python] + $(python_gen_any_dep 'dev-python/lit[${PYTHON_USEDEP}]') + ) +" + +LLVM_COMPONENTS=( runtimes libcxx{,abi} llvm/{cmake,utils/llvm-lit} cmake ) +llvm.org_set_globals + +python_check_deps() { + use test || return 0 + python_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 [[ ${CHOST} != *-darwin* ]] || has_version sys-devel/llvm; then + LLVM_MAX_SLOT=${LLVM_MAJOR} llvm_pkg_setup + fi + 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() { + llvm.org_src_prepare + + # not deselected properly on 32-bit arches + rm ../libcxx/test/std/input.output/string.streams/stringstream.members/gcount.pass.cpp || die +} + +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=system-libcxxabi + cxxabi_incs="${EPREFIX}/usr/include/c++/v1" + else + local gcc_inc="${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() { + if use clang; then + local -x CC=${CHOST}-clang + local -x CXX=${CHOST}-clang++ + strip-unsupported-flags + fi + + # link to compiler-rt + local use_compiler_rt=OFF + [[ $(tc-get-c-rtlib) == compiler-rt ]] && use_compiler_rt=ON + + # bootstrap: cmake is unhappy if compiler can't link to stdlib + local nolib_flags=( -nodefaultlibs -lc ) + if ! test_compiler; then + if test_compiler "${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=( + -DCMAKE_CXX_COMPILER_TARGET="${CHOST}" + -DPython3_EXECUTABLE="${PYTHON}" + -DLLVM_ENABLE_RUNTIMES=libcxx + -DLLVM_INCLUDE_TESTS=OFF + -DLLVM_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=$(usex elibc_musl) + -DLIBCXX_INCLUDE_BENCHMARKS=OFF + -DLIBCXX_INCLUDE_TESTS=$(usex test) + -DLIBCXX_USE_COMPILER_RT=${use_compiler_rt} + ) + + if use test; then + mycmakeargs+=( + -DLLVM_EXTERNAL_LIT="${EPREFIX}/usr/bin/lit" + -DLLVM_LIT_ARGS="$(get_lit_flags)" + -DPython3_EXECUTABLE="${PYTHON}" + ) + fi + cmake_src_configure +} + +multilib_src_compile() { + cmake_src_compile + if [[ ${CHOST} != *-darwin* ]] ; then + gen_shared_ldscript + use static-libs && gen_static_ldscript + fi +} + +multilib_src_test() { + local -x LIT_PRESERVES_TMP=1 + cmake_build check-cxx +} + +multilib_src_install() { + cmake_src_install + # since we've replaced libc++.{a,so} with ldscripts, now we have to + # install the extra symlinks + if [[ ${CHOST} != *-darwin* ]] ; then + dolib.so lib/libc++_shared.so + use static-libs && dolib.a lib/libc++_static.a + fi +} + +# Usage: deps +gen_ldscript() { + local output_format + output_format=$($(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() { + # Move it first. + mv lib/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 + $(usex libcxxabi libc++abi.a libsupc++.a) + ) + # On Linux/glibc it does not link without libpthread or libdl. It is + # fine on FreeBSD. + use elibc_glibc && deps+=( libpthread.a libdl.a ) + + gen_ldscript "${deps[*]}" > lib/libc++.a || die +} + +gen_shared_ldscript() { + # Move it first. + mv lib/libc++{,_shared}.so || die + local deps=( + libc++_shared.so + # libsupc++ doesn't have a shared version + $(usex libcxxabi libc++abi.so libsupc++.a) + ) + + gen_ldscript "${deps[*]}" > lib/libc++.so || die +}