From dcf9fbb954dee0f2e17b5c8aa240019efc2e70cd Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Micha=C5=82=20G=C3=B3rny?= Date: Wed, 12 Aug 2026 14:07:01 +0200 Subject: [PATCH] llvm-runtimes/libcxx: Add 23.1.0_rc3 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Michał Górny --- llvm-runtimes/libcxx/Manifest | 2 + llvm-runtimes/libcxx/libcxx-23.1.0_rc3.ebuild | 258 ++++++++++++++++++ 2 files changed, 260 insertions(+) create mode 100644 llvm-runtimes/libcxx/libcxx-23.1.0_rc3.ebuild diff --git a/llvm-runtimes/libcxx/Manifest b/llvm-runtimes/libcxx/Manifest index f8e27754f422d..1db690e1cc4ef 100644 --- a/llvm-runtimes/libcxx/Manifest +++ b/llvm-runtimes/libcxx/Manifest @@ -13,4 +13,6 @@ DIST llvm-project-22.1.8.src.tar.xz 167061596 BLAKE2B 092204f62e0f0364a041c737eb DIST llvm-project-22.1.8.src.tar.xz.sig 119 BLAKE2B 2ce93472036e68782252991e4a8bdbeeec8706a56022220083a38a42ef18714a7894c41aaa04dc0d03f18601d8bfc1a5a030ed0ef0f0d64a662eae9843a4b362 SHA512 99a457b5b1fb409a5fe72b59ebd4ddae5cade3e5f2493e33b44d4f4b4625f7a1743f80106efb1134668842b15ea3400ce2c29263bec8ff986e05040910125e15 DIST llvm-project-23.1.0-rc2.src.tar.xz 179079292 BLAKE2B 59b4ae719ca496b29e37c1150d2953062d00d696e847d16710b6719c63246cccfb50c6f6bf33e7723e2e3757c8b1cae51a3c6a6787b6d45c808c78902ac01c97 SHA512 9ca8d0aa34f2910abc06edb832831c1a66209e7e78cffabcc52113fe0d6d96af57f4f67788ae23026c0f3b91dc8f6224cb46dfa0f1bcc41a1f60cbad5ec1623d DIST llvm-project-23.1.0-rc2.src.tar.xz.sig 466 BLAKE2B c7acaa7f8833286cd0037c4c31ba8a1bb20f4a09b62979c7df9f69993728406b1a42db62d2ab2a34c526c0bdae1bc027074a623142420d2fc264c3f83e3c0f7b SHA512 7e2db57ed17efe3bf36c476049973b760af60c8a9302992a17e050e7a61db7b92df0b6c06f26989c61ce2e4682e7604bfdd0f063e322a726923e857890cedc8c +DIST llvm-project-23.1.0-rc3.src.tar.xz 179126732 BLAKE2B f0843aacbf9ebd57929dbba0436773775dc121223ae3a81d1c30bd5a3ccba136359b9e483d2be58546dc6bf468743711d5057f8b1486e5ba4d59a96136426c3c SHA512 0c9bdf4c75784269bd4560d94126e667d1d145da2f6db4d94f437b2388880f3dcb52f85c0580d78e2597b141511a4b7ddadfc31f83b690d5cd383e84330ce247 +DIST llvm-project-23.1.0-rc3.src.tar.xz.sig 466 BLAKE2B c7bd61c1cab2bdb4c8026aa095f7543e7c2f50520531f3ca6bd8c0cb78b2a7770d39723cec6effe9366c260d01b0db2bfd072281790b63b7d0d8b48339f51c42 SHA512 751f602d29235d4ce58a0d38c23f360977cb9e978e04399b3032053e7168903a721d307f001864b73fef8f567023eebe8f4fdbf4124667789d0afaff57b01d7d DIST llvm-project-bb9934d4dfef9033ded36d26827dbb6d3ac1dd92.tar.gz 277566365 BLAKE2B 401320655d19b3d430d15a48e2daf1f00567ef87fd2d1f86c3d505a1b2f5920db6cbfa620bf1b0561cd318d6046830d5b19fe0e7b58647863372c6c96526526c SHA512 354b901ca80227abe6b0514eeba437f237ea2658dd1927bb6e1d3b0b298bdb0dfdb7855c0f359eea4977dd344f6d0f6d1ce486ea0100d4a5615a9139ef198fca diff --git a/llvm-runtimes/libcxx/libcxx-23.1.0_rc3.ebuild b/llvm-runtimes/libcxx/libcxx-23.1.0_rc3.ebuild new file mode 100644 index 0000000000000..0746499fa0be6 --- /dev/null +++ b/llvm-runtimes/libcxx/libcxx-23.1.0_rc3.ebuild @@ -0,0 +1,258 @@ +# Copyright 1999-2026 Gentoo Authors +# Distributed under the terms of the GNU General Public License v2 + +EAPI=8 + +PYTHON_COMPAT=( python3_{12..14} ) +inherit cmake-multilib crossdev flag-o-matic llvm.org llvm-utils +inherit 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" +IUSE="+clang +libcxxabi +static-libs test" +REQUIRED_USE="test? ( clang )" +RESTRICT="!test? ( test )" + +RDEPEND=" + libcxxabi? ( + ~llvm-runtimes/libcxxabi-${PV}[static-libs?,${MULTILIB_USEDEP}] + ) + !libcxxabi? ( >=sys-devel/gcc-4.7:=[cxx] ) +" +DEPEND=" + ${RDEPEND} + llvm-core/llvm:${LLVM_MAJOR} +" +BDEPEND=" + clang? ( + llvm-core/clang:${LLVM_MAJOR} + llvm-core/clang-linker-config:${LLVM_MAJOR} + llvm-runtimes/clang-rtlib-config:${LLVM_MAJOR} + llvm-runtimes/clang-unwindlib-config:${LLVM_MAJOR} + ) + !test? ( + ${PYTHON_DEPS} + ) + test? ( + dev-debug/gdb[python] + $(python_gen_any_dep 'dev-python/lit[${PYTHON_USEDEP}]') + ) +" + +LLVM_COMPONENTS=( + runtimes libcxx{,abi} libc llvm/{cmake,utils} cmake +) +llvm.org_set_globals + +python_check_deps() { + use test || return 0 + python_has_version "dev-python/lit[${PYTHON_USEDEP}]" +} + +pkg_setup() { + 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 +} + +test_compiler() { + $(tc-getCXX) ${CXXFLAGS} ${LDFLAGS} "${@}" -o /dev/null -x c++ - \ + <<<'int main() { return 0; }' &>/dev/null +} + +src_configure() { + local install_prefix=${EPREFIX} + is_crosspkg && install_prefix+=/usr/${CTARGET} + + # 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="${install_prefix}/usr/include/c++/v1" + else + local gcc_inc="${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() { + # Workaround for bgo #961153. + # TODO: Fix the multilib.eclass, so it sets CTARGET properly. + if ! is_crosspkg; then + export CTARGET=${CHOST} + fi + + if use clang; then + llvm_prepend_path -b "${LLVM_MAJOR}" + local -x CC=${CTARGET}-clang-${LLVM_MAJOR} + local -x CXX=${CTARGET}-clang++-${LLVM_MAJOR} + strip-unsupported-flags + + # The full clang configuration might not be ready yet. Use the partial + # configuration of components that libunwind depends on. + local flags=( + --config="${ESYSROOT}"/etc/clang/"${LLVM_MAJOR}"/gentoo-{rtlib,unwindlib,linker}.cfg + ) + local -x CFLAGS="${CFLAGS} ${flags[@]}" + local -x CXXFLAGS="${CXXFLAGS} ${flags[@]}" + local -x LDFLAGS="${LDFLAGS} ${flags[@]}" + fi + + # link to compiler-rt + local use_compiler_rt=OFF + [[ $(tc-get-c-rtlib) == compiler-rt ]] && use_compiler_rt=ON + + local nostdlib_flags=( -nostdlib++ ) + if ! test_compiler && test_compiler "${nostdlib_flags[@]}"; then + local -x LDFLAGS="${LDFLAGS} ${nostdlib_flags[*]}" + ewarn "${CXX} seems to lack runtime, trying with ${nostdlib_flags[*]}" + fi + + local libdir=$(get_libdir) + local mycmakeargs=( + -DLLVM_ROOT="${ESYSROOT}/usr/lib/llvm/${LLVM_MAJOR}" + + -DCMAKE_CXX_COMPILER_TARGET="${CTARGET}" + -DPython3_EXECUTABLE="${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=$(llvm_cmake_use_musl) + -DLIBCXX_INCLUDE_BENCHMARKS=OFF + -DLIBCXX_INCLUDE_TESTS=$(usex test) + -DLIBCXX_INSTALL_MODULES=ON + -DLIBCXX_USE_COMPILER_RT=${use_compiler_rt} + # this is broken with standalone builds, and also meaningless + -DLIBCXXABI_USE_LLVM_UNWINDER=OFF + ) + if is_crosspkg; then + # Needed to target built libc headers + local -x CFLAGS="${CFLAGS} -isystem ${ESYSROOT}/usr/${CTARGET}/usr/include" + mycmakeargs+=( + # Without this, the compiler will compile a test program + # and fail due to no builtins. + -DCMAKE_C_COMPILER_WORKS=1 + -DCMAKE_CXX_COMPILER_WORKS=1 + # Install inside the cross sysroot. + -DCMAKE_INSTALL_PREFIX="${EPREFIX}/usr/${CTARGET}/usr" + ) + fi + 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 [[ ${CHOST} != *-darwin* ]] ; then + local libdir=$(get_libdir) + gen_shared_ldscript + use static-libs && gen_static_ldscript + fi +} + +multilib_src_test() { + local -x LIT_PRESERVES_TMP=1 + cmake_build libcxx-test-suite-install-cxx + if [[ ${CHOST} != *-darwin* ]] ; then + local libdir=$(get_libdir) + cp "${BUILD_DIR}"/{,libcxx/test-suite-install/}"${libdir}"/libc++_shared.so || die + if use static-libs; then + cp "${BUILD_DIR}"/{,libcxx/test-suite-install/}"${libdir}"/libc++_static.a || die + fi + fi + 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 [[ ${CHOST} != *-darwin* ]] ; then + local libdir=$(get_libdir) + is_crosspkg && into /usr/${CTARGET}/usr + dolib.so "${libdir}"/libc++_shared.so + use static-libs && dolib.a "${libdir}"/libc++_static.a + fi + + local install_prefix= + is_crosspkg && install_prefix=/usr/${CTARGET} + insinto "${install_prefix}/usr/share/libc++/gdb" + doins ../libcxx/utils/gdb/libcxx/printers.py + + local lib_version=$(sed -n -e 's/^LIBCXX_LIBRARY_VERSION:STRING=//p' CMakeCache.txt || die) + [[ -n ${lib_version} ]] || die "Could not determine LIBCXX_LIBRARY_VERSION from CMakeCache.txt" + + insinto "${install_prefix}/usr/share/gdb/auto-load/usr/$(get_libdir)" + newins - "libc++.so.${lib_version}-gdb.py" <<-EOF + __import__("sys").path.insert(0, "${EPREFIX}/usr/share/libc++/gdb") + __import__("printers").register_libcxx_printer_loader() + EOF +} + +# Usage: deps +gen_ldscript() { + local output_format + output_format=$($(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 ( $@ ) +END_LDSCRIPT +} + +gen_static_ldscript() { + # Move it first. + mv "${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 + $(usex libcxxabi libc++abi.a libsupc++.a) + ) + # On Linux/glibc it does not link without libpthread or libdl. It is + # fine on FreeBSD. + use elibc_glibc && deps+=( libpthread.a libdl.a ) + + gen_ldscript "${deps[*]}" > "${libdir}"/libc++.a || die +} + +gen_shared_ldscript() { + # Move it first. + mv "${libdir}"/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[*]}" > "${libdir}"/libc++.so || die +}