From 609f950c8e61b6dff4d8aee3f628af6addb7bf47 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Micha=C5=82=20G=C3=B3rny?= Date: Sat, 19 Sep 2026 17:57:41 +0200 Subject: [PATCH] llvm-runtimes/libunwind: Add 24.0.0_pre20260919 snapshot MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Michał Górny --- llvm-runtimes/libunwind/Manifest | 1 + .../libunwind-24.0.0_pre20260919.ebuild | 194 ++++++++++++++++++ 2 files changed, 195 insertions(+) create mode 100644 llvm-runtimes/libunwind/libunwind-24.0.0_pre20260919.ebuild diff --git a/llvm-runtimes/libunwind/Manifest b/llvm-runtimes/libunwind/Manifest index c1e1a95276a52..b3483561c9849 100644 --- a/llvm-runtimes/libunwind/Manifest +++ b/llvm-runtimes/libunwind/Manifest @@ -14,3 +14,4 @@ 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-23.1.1.src.tar.xz 179168672 BLAKE2B 31d0ad202f4ad38d001baaf638a756508b164229b02a6e41b9689508a33b3a7baecaa10398e20f3661cacb712663fe379eeb94e50e017e40ae546a7e7de8049d SHA512 e51c45f01e95272771bfee8382b213a2e21d3c62e273ff58967cfe40b87f45d2b37a4797b8b83fab025ed7a0ad32adef48406ade2d049da3d7f1799b30edea39 DIST llvm-project-23.1.1.src.tar.xz.sig 466 BLAKE2B fd062ee7b6a59295f1ba558ed35fcf03d9d1a2f716cc710ae1b375c9f673eaaf21a7a503652fefbcc91233c9df279c4521f487539264badd0bf591362657024b SHA512 d2e1101f6f3569cc82630e94d9021aaa47e32636d5b0b7fe90c01a56523e3d772835ad7c2a6f2c1a199ed1624a6f12429b43865d6f41405b73b275483effe581 +DIST llvm-project-3dcd66d0110335d7d1a5921fd085914b66ffbd3c.tar.gz 317468883 BLAKE2B af57748bf462852a7d09751162e43c52b7d8fa4d1e3e9b021062b11132ad2268b2ddefd0e2d0b2391de1e8120b751fe46a368bc58dce83b8d5e4413716701031 SHA512 678027e165bf444eb522a70b5c52018dba4b41828fa7db353bd1155ec326633adfe64e20e5975b672fc2669c6fd7e0dec0dbd8c63ee89e0393264d9af5ab3090 diff --git a/llvm-runtimes/libunwind/libunwind-24.0.0_pre20260919.ebuild b/llvm-runtimes/libunwind/libunwind-24.0.0_pre20260919.ebuild new file mode 100644 index 0000000000000..11f95f2eadfae --- /dev/null +++ b/llvm-runtimes/libunwind/libunwind-24.0.0_pre20260919.ebuild @@ -0,0 +1,194 @@ +# 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="C++ runtime stack unwinder from LLVM" +HOMEPAGE="https://llvm.org/docs/ExceptionHandling.html" + +LICENSE="Apache-2.0-with-LLVM-exceptions || ( UoI-NCSA MIT )" +SLOT="0" +IUSE="cet +clang +debug static-libs test" +REQUIRED_USE="test? ( clang )" +RESTRICT="!test? ( test )" + +RDEPEND=" + !sys-libs/libunwind +" +DEPEND=" + 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} + ) + !test? ( + ${PYTHON_DEPS} + ) + test? ( + $(python_gen_any_dep 'dev-python/lit[${PYTHON_USEDEP}]') + ) +" + +LLVM_COMPONENTS=( runtimes libunwind libcxx llvm/{cmake,utils} cmake ) +LLVM_TEST_COMPONENTS=( libc libcxxabi ) +llvm.org_set_globals + +python_check_deps() { + use test || return 0 + python_has_version "dev-python/lit[${PYTHON_USEDEP}]" +} + +test_compiler() { + target_is_not_host && return + local compiler=${1} + shift + ${compiler} ${CFLAGS} ${LDFLAGS} "${@}" -o /dev/null -x c - \ + <<<'int main() { return 0; }' &>/dev/null +} + +multilib_src_configure() { + if use clang; then + llvm_prepend_path -b "${LLVM_MAJOR}" + fi + + local libdir=$(get_libdir) + + # https://github.com/llvm/llvm-project/issues/56825 + # also separately bug #863917 + filter-lto + + # Workaround for bgo #961153. + # TODO: Fix the multilib.eclass, so it sets CTARGET properly. + if ! is_crosspkg; then + export CTARGET=${CHOST} + fi + + if use clang; then + local -x CC=${CTARGET}-clang-${LLVM_MAJOR} + local -x CXX=${CTARGET}-clang++-${LLVM_MAJOR} + strip-unsupported-flags + + # The full clang configuration might not be ready yet. Use the partial + # configuration files that are guaranteed to exist even during initial + # installations and upgrades. + local flags=( + --config="${ESYSROOT}"/etc/clang/"${LLVM_MAJOR}"/gentoo-{rtlib,linker}.cfg + ) + local -x CFLAGS="${CFLAGS} ${flags[@]}" + local -x CXXFLAGS="${CXXFLAGS} ${flags[@]}" + local -x LDFLAGS="${LDFLAGS} ${flags[@]}" + fi + + # Check whether C compiler runtime is available. + if ! test_compiler "$(tc-getCC)"; then + local nolib_flags=( -nodefaultlibs -lc ) + if test_compiler "$(tc-getCC)" "${nolib_flags[@]}"; then + local -x LDFLAGS="${LDFLAGS} ${nolib_flags[*]}" + ewarn "${CC} seems to lack runtime, trying with ${nolib_flags[*]}" + elif test_compiler "$(tc-getCC)" "${nolib_flags[@]}" -nostartfiles; then + # Avoiding -nostartfiles earlier on for bug #862540, + # and set available entry symbol for bug #862798. + nolib_flags+=( -nostartfiles -e main ) + local -x LDFLAGS="${LDFLAGS} ${nolib_flags[*]}" + ewarn "${CC} seems to lack runtime, trying with ${nolib_flags[*]}" + fi + fi + # Check whether C++ standard library is available, + local nostdlib_flags=( -nostdlib++ ) + if ! test_compiler "$(tc-getCXX)" && + test_compiler "$(tc-getCXX)" "${nostdlib_flags[@]}" + then + local -x LDFLAGS="${LDFLAGS} ${nostdlib_flags[*]}" + ewarn "${CXX} seems to lack runtime, trying with ${nostdlib_flags[*]}" + fi + + # link to compiler-rt + # https://github.com/gentoo/gentoo/pull/21516 + local use_compiler_rt=OFF + [[ $(tc-get-c-rtlib) == compiler-rt ]] && use_compiler_rt=ON + + # Respect upstream build type assumptions (bug #910436) where they do: + # -DLIBUNWIND_ENABLE_ASSERTIONS=ON => + # -DCMAKE_BUILD_TYPE=DEBUG => -UNDEBUG + # -DCMAKE_BUILD_TYPE!=debug => -DNDEBUG + # -DLIBUNWIND_ENABLE_ASSERTIONS=OFF => + # -UNDEBUG + # See also https://github.com/llvm/llvm-project/issues/86#issuecomment-1649668826. + use debug || append-cppflags -DNDEBUG + + local mycmakeargs=( + -DLLVM_ROOT="${ESYSROOT}/usr/lib/llvm/${LLVM_MAJOR}" + + -DCMAKE_C_COMPILER_TARGET="${CTARGET}" + -DCMAKE_CXX_COMPILER_TARGET="${CTARGET}" + -DPython3_EXECUTABLE="${PYTHON}" + -DLLVM_ENABLE_RUNTIMES="libunwind" + -DLLVM_LIBDIR_SUFFIX=${libdir#lib} + -DLLVM_INCLUDE_TESTS=OFF + -DLIBUNWIND_ENABLE_CET=$(usex cet) + -DLIBUNWIND_ENABLE_ASSERTIONS=$(usex debug) + -DLIBUNWIND_ENABLE_STATIC=$(usex static-libs) + -DLIBUNWIND_INCLUDE_TESTS=$(usex test) + -DLIBUNWIND_INSTALL_HEADERS=ON + + # cross-unwinding increases unwinding footprint (to account + # for the worst case) and causes some breakage on AArch64 + # https://github.com/llvm/llvm-project/issues/152549 + -DLIBUNWIND_ENABLE_CROSS_UNWINDING=OFF + + # avoid dependency on libgcc_s if compiler-rt is used + -DLIBUNWIND_USE_COMPILER_RT=${use_compiler_rt} + ) + if is_crosspkg; then + 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_ENABLE_RUNTIMES="libunwind;libcxxabi;libcxx" + -DLLVM_EXTERNAL_LIT="${EPREFIX}/usr/bin/lit" + -DLLVM_LIT_ARGS="$(get_lit_flags)" + -DLIBUNWIND_LIBCXX_PATH="${WORKDIR}/libcxx" + + -DLIBCXXABI_LIBDIR_SUFFIX= + -DLIBCXXABI_ENABLE_SHARED=OFF + -DLIBCXXABI_ENABLE_STATIC=ON + -DLIBCXXABI_USE_LLVM_UNWINDER=ON + -DLIBCXXABI_INCLUDE_TESTS=OFF + + -DLIBCXX_LIBDIR_SUFFIX= + -DLIBCXX_ENABLE_SHARED=OFF + -DLIBCXX_ENABLE_STATIC=ON + -DLIBCXX_CXX_ABI=libcxxabi + -DLIBCXX_ENABLE_ABI_LINKER_SCRIPT=OFF + -DLIBCXX_HAS_MUSL_LIBC=$(llvm_cmake_use_musl) + -DLIBCXX_HAS_GCC_S_LIB=OFF + -DLIBCXX_INCLUDE_TESTS=OFF + -DLIBCXX_INCLUDE_BENCHMARKS=OFF + ) + fi + + cmake_src_configure +} + +multilib_src_test() { + local -x LIT_PRESERVES_TMP=1 + cmake_build check-unwind +} + +multilib_src_install() { + DESTDIR=${D} cmake_build install-unwind +}