compiler-rt-8.0.1.ebuild (3033B)
1 # Copyright 1999-2020 Gentoo Authors 2 # Distributed under the terms of the GNU General Public License v2 3 4 EAPI=6 5 6 : ${CMAKE_MAKEFILE_GENERATOR:=ninja} 7 # (needed due to CMAKE_BUILD_TYPE != Gentoo) 8 CMAKE_MIN_VERSION=3.7.0-r1 9 PYTHON_COMPAT=( python2_7 ) 10 11 inherit cmake-utils flag-o-matic llvm multiprocessing \ 12 python-any-r1 toolchain-funcs 13 14 MY_P=${P}.src 15 DESCRIPTION="Compiler runtime library for clang (built-in part)" 16 HOMEPAGE="https://llvm.org/" 17 SRC_URI="https://github.com/llvm/llvm-project/releases/download/llvmorg-${PV}/${MY_P}.tar.xz" 18 19 LICENSE="|| ( UoI-NCSA MIT )" 20 SLOT="${PV%_*}" 21 KEYWORDS="amd64 arm arm64 ppc64 x86 ~amd64-linux ~ppc-macos ~x64-macos ~x86-macos" 22 IUSE="+clang test" 23 RESTRICT="!test? ( test ) !clang? ( test )" 24 25 CLANG_SLOT=${SLOT%%.*} 26 # llvm-6 for new lit options 27 DEPEND=" 28 >=sys-devel/llvm-6 29 clang? ( sys-devel/clang ) 30 test? ( 31 $(python_gen_any_dep "dev-python/lit[\${PYTHON_USEDEP}]") 32 =sys-devel/clang-${PV%_*}*:${CLANG_SLOT} ) 33 ${PYTHON_DEPS}" 34 35 S=${WORKDIR}/${MY_P} 36 37 # least intrusive of all 38 CMAKE_BUILD_TYPE=RelWithDebInfo 39 40 python_check_deps() { 41 use test || return 0 42 has_version "dev-python/lit[${PYTHON_USEDEP}]" 43 } 44 45 pkg_pretend() { 46 if ! use clang && ! tc-is-clang; then 47 ewarn "Building using a compiler other than clang may result in broken atomics" 48 ewarn "library. Enable USE=clang unless you have a very good reason not to." 49 fi 50 } 51 52 pkg_setup() { 53 llvm_pkg_setup 54 python-any-r1_pkg_setup 55 } 56 57 test_compiler() { 58 $(tc-getCC) ${CFLAGS} ${LDFLAGS} "${@}" -o /dev/null -x c - \ 59 <<<'int main() { return 0; }' &>/dev/null 60 } 61 62 src_configure() { 63 # pre-set since we need to pass it to cmake 64 BUILD_DIR=${WORKDIR}/${P}_build 65 66 local nolib_flags=( -nodefaultlibs -lc ) 67 if use clang; then 68 local -x CC=${CHOST}-clang 69 local -x CXX=${CHOST}-clang++ 70 strip-unsupported-flags 71 # ensure we can use clang before installing compiler-rt 72 local -x LDFLAGS="${LDFLAGS} ${nolib_flags[*]}" 73 elif ! test_compiler; then 74 if test_compiler "${nolib_flags[@]}"; then 75 local -x LDFLAGS="${LDFLAGS} ${nolib_flags[*]}" 76 ewarn "${CC} seems to lack runtime, trying with ${nolib_flags[*]}" 77 fi 78 fi 79 80 local mycmakeargs=( 81 -DCOMPILER_RT_INSTALL_PATH="${EPREFIX}/usr/lib/clang/${SLOT}" 82 83 -DCOMPILER_RT_INCLUDE_TESTS=$(usex test) 84 -DCOMPILER_RT_BUILD_LIBFUZZER=OFF 85 -DCOMPILER_RT_BUILD_PROFILE=OFF 86 -DCOMPILER_RT_BUILD_SANITIZERS=OFF 87 -DCOMPILER_RT_BUILD_XRAY=OFF 88 ) 89 90 if use prefix && [[ "${CHOST}" == *-darwin* ]] ; then 91 mycmakeargs+=( 92 # disable use of SDK for the system itself 93 -DDARWIN_macosx_CACHED_SYSROOT=/ 94 ) 95 fi 96 97 if use test; then 98 mycmakeargs+=( 99 -DLLVM_EXTERNAL_LIT="${EPREFIX}/usr/bin/lit" 100 -DLLVM_LIT_ARGS="-vv;-j;${LIT_JOBS:-$(makeopts_jobs "${MAKEOPTS}" "$(get_nproc)")}" 101 102 -DCOMPILER_RT_TEST_COMPILER="${EPREFIX}/usr/lib/llvm/${CLANG_SLOT}/bin/clang" 103 -DCOMPILER_RT_TEST_CXX_COMPILER="${EPREFIX}/usr/lib/llvm/${CLANG_SLOT}/bin/clang++" 104 ) 105 fi 106 107 cmake-utils_src_configure 108 } 109 110 src_test() { 111 # respect TMPDIR! 112 local -x LIT_PRESERVES_TMP=1 113 114 cmake-utils_src_make check-builtins 115 }