compiler-rt-17.0.2.ebuild
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# Copyright 1999-2023 Gentoo Authors # Distributed under the terms of the GNU General Public License v2 EAPI=8 PYTHON_COMPAT=( python3_{10..12} ) inherit cmake crossdev flag-o-matic llvm llvm.org python-any-r1 toolchain-funcs DESCRIPTION="Compiler runtime library for clang (built-in part)" HOMEPAGE="https://llvm.org/" LICENSE="Apache-2.0-with-LLVM-exceptions || ( UoI-NCSA MIT )" SLOT="${LLVM_MAJOR}" KEYWORDS="~amd64 ~arm ~arm64 ~loong ~ppc64 ~riscv ~x86 ~amd64-linux ~ppc-macos ~x64-macos" IUSE="+abi_x86_32 abi_x86_64 +clang debug test" RESTRICT="!test? ( test ) !clang? ( test )" DEPEND=" sys-devel/llvm:${LLVM_MAJOR} " BDEPEND=" >=dev-util/cmake-3.16 clang? ( sys-devel/clang ) test? ( $(python_gen_any_dep ">=dev-python/lit-15[\${PYTHON_USEDEP}]") =sys-devel/clang-${LLVM_VERSION}*:${LLVM_MAJOR} ) !test? ( ${PYTHON_DEPS} ) " LLVM_COMPONENTS=( compiler-rt cmake llvm/cmake ) llvm.org_set_globals python_check_deps() { use test || return 0 python_has_version ">=dev-python/lit-15[${PYTHON_USEDEP}]" } pkg_pretend() { if ! use clang && ! tc-is-clang; then ewarn "Building using a compiler other than clang may result in broken atomics" ewarn "library. Enable USE=clang unless you have a very good reason not to." fi } 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 if target_is_not_host || tc-is-cross-compiler ; then # strips vars like CFLAGS="-march=x86_64-v3" for non-x86 architectures CHOST=${CTARGET} strip-unsupported-flags # overrides host docs otherwise DOCS=() fi python-any-r1_pkg_setup } test_compiler() { target_is_not_host && return $(tc-getCC) ${CFLAGS} ${LDFLAGS} "${@}" -o /dev/null -x c - \ <<<'int main() { return 0; }' &>/dev/null } src_configure() { # LLVM_ENABLE_ASSERTIONS=NO does not guarantee this for us, #614844 use debug || local -x CPPFLAGS="${CPPFLAGS} -DNDEBUG" # pre-set since we need to pass it to cmake BUILD_DIR=${WORKDIR}/${P}_build if use clang && ! is_crosspkg; then # Only do this conditionally to allow overriding with # e.g. CC=clang-13 in case of breakage if ! tc-is-clang ; then local -x CC=${CHOST}-clang local -x CXX=${CHOST}-clang++ fi strip-unsupported-flags fi if ! is_crosspkg && ! test_compiler ; then local nolib_flags=( -nodefaultlibs -lc ) if test_compiler "${nolib_flags[@]}"; then local -x LDFLAGS="${LDFLAGS} ${nolib_flags[*]}" ewarn "${CC} seems to lack runtime, trying with ${nolib_flags[*]}" elif test_compiler "${nolib_flags[@]}" -nostartfiles; then # Avoiding -nostartfiles earlier on for bug #862540, # and set available entry symbol for bug #862798. nolib_flags+=( -nostartfiles -emain ) local -x LDFLAGS="${LDFLAGS} ${nolib_flags[*]}" ewarn "${CC} seems to lack runtime, trying with ${nolib_flags[*]}" fi fi local mycmakeargs=( -DCOMPILER_RT_INSTALL_PATH="${EPREFIX}/usr/lib/clang/${LLVM_MAJOR}" -DCOMPILER_RT_INCLUDE_TESTS=$(usex test) -DCOMPILER_RT_BUILD_LIBFUZZER=OFF -DCOMPILER_RT_BUILD_MEMPROF=OFF -DCOMPILER_RT_BUILD_ORC=OFF -DCOMPILER_RT_BUILD_PROFILE=OFF -DCOMPILER_RT_BUILD_SANITIZERS=OFF -DCOMPILER_RT_BUILD_XRAY=OFF -DPython3_EXECUTABLE="${PYTHON}" ) if use amd64 && ! target_is_not_host; then mycmakeargs+=( -DCAN_TARGET_i386=$(usex abi_x86_32) -DCAN_TARGET_x86_64=$(usex abi_x86_64) ) fi if is_crosspkg; then # Needed to target built libc headers export CFLAGS="${CFLAGS} -isystem /usr/${CTARGET}/usr/include" mycmakeargs+=( # Without this, the compiler will compile a test program # and fail due to no builtins. -DCMAKE_C_COMPILER_WORKS=1 -DCMAKE_CXX_COMPILER_WORKS=1 # Without this, compiler-rt install location is not unique # to target triples, only to architecture. # Needed if you want to target multiple libcs for one arch. -DLLVM_ENABLE_PER_TARGET_RUNTIME_DIR=ON -DCMAKE_ASM_COMPILER_TARGET="${CTARGET}" -DCMAKE_C_COMPILER_TARGET="${CTARGET}" -DCOMPILER_RT_DEFAULT_TARGET_ONLY=ON ) fi if use prefix && [[ "${CHOST}" == *-darwin* ]] ; then mycmakeargs+=( # setting -isysroot is disabled with compiler-rt-prefix-paths.patch # this allows adding arm64 support using SDK in EPREFIX -DDARWIN_macosx_CACHED_SYSROOT="${EPREFIX}/MacOSX.sdk" # Set version based on the SDK in EPREFIX. # This disables i386 for SDK >= 10.15 -DDARWIN_macosx_OVERRIDE_SDK_VERSION="$(realpath ${EPREFIX}/MacOSX.sdk | sed -e 's/.*MacOSX\(.*\)\.sdk/\1/')" # Use our libtool instead of looking it up with xcrun -DCMAKE_LIBTOOL="${EPREFIX}/usr/bin/${CHOST}-libtool" ) fi if use test; then mycmakeargs+=( -DLLVM_EXTERNAL_LIT="${EPREFIX}/usr/bin/lit" -DLLVM_LIT_ARGS="$(get_lit_flags)" -DCOMPILER_RT_TEST_COMPILER="${EPREFIX}/usr/lib/llvm/${LLVM_MAJOR}/bin/clang" -DCOMPILER_RT_TEST_CXX_COMPILER="${EPREFIX}/usr/lib/llvm/${LLVM_MAJOR}/bin/clang++" ) fi cmake_src_configure } src_test() { # respect TMPDIR! local -x LIT_PRESERVES_TMP=1 cmake_build check-builtins } | ||