diff options
Diffstat (limited to 'sys-libs/compiler-rt-sanitizers/compiler-rt-sanitizers-10.0.0_rc1.ebuild')
| -rw-r--r-- | sys-libs/compiler-rt-sanitizers/compiler-rt-sanitizers-10.0.0_rc1.ebuild | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/sys-libs/compiler-rt-sanitizers/compiler-rt-sanitizers-10.0.0_rc1.ebuild b/sys-libs/compiler-rt-sanitizers/compiler-rt-sanitizers-10.0.0_rc1.ebuild new file mode 100644 index 000000000000..72ee582f5c26 --- /dev/null +++ b/sys-libs/compiler-rt-sanitizers/compiler-rt-sanitizers-10.0.0_rc1.ebuild @@ -0,0 +1,158 @@ +# Copyright 1999-2020 Gentoo Authors +# Distributed under the terms of the GNU General Public License v2 + +EAPI=7 + +PYTHON_COMPAT=( python{2_7,3_{6,7}} ) +inherit check-reqs cmake-utils flag-o-matic llvm llvm.org \ + multiprocessing python-any-r1 + +DESCRIPTION="Compiler runtime libraries for clang (sanitizers & xray)" +HOMEPAGE="https://llvm.org/" +LLVM_COMPONENTS=( compiler-rt ) +LLVM_TEST_COMPONENTS=( llvm/lib/Testing/Support llvm/utils/unittest ) +llvm.org_set_globals + +LICENSE="Apache-2.0-with-LLVM-exceptions || ( UoI-NCSA MIT )" +SLOT="$(ver_cut 1-3)" +KEYWORDS="" +IUSE="+clang +libfuzzer +profile +sanitize test +xray elibc_glibc" +# FIXME: libfuzzer does not enable all its necessary dependencies +REQUIRED_USE="libfuzzer? ( || ( sanitize xray ) )" +RESTRICT="!test? ( test ) !clang? ( test )" + +CLANG_SLOT=${SLOT%%.*} +# llvm-6 for new lit options +DEPEND=" + >=sys-devel/llvm-6" +BDEPEND=" + clang? ( sys-devel/clang ) + elibc_glibc? ( net-libs/libtirpc ) + test? ( + !<sys-apps/sandbox-2.13 + $(python_gen_any_dep ">=dev-python/lit-5[\${PYTHON_USEDEP}]") + =sys-devel/clang-${PV%_*}*:${CLANG_SLOT} + sys-libs/compiler-rt:${SLOT} ) + ${PYTHON_DEPS}" + +# least intrusive of all +CMAKE_BUILD_TYPE=RelWithDebInfo + +python_check_deps() { + use test || return 0 + has_version "dev-python/lit[${PYTHON_USEDEP}]" +} + +check_space() { + if use test; then + local CHECKREQS_DISK_BUILD=11G + check-reqs_pkg_pretend + fi +} + +pkg_pretend() { + check_space +} + +pkg_setup() { + check_space + llvm_pkg_setup + python-any-r1_pkg_setup +} + +src_prepare() { + cmake-utils_src_prepare + + if use test; then + # remove tests that are (still) broken by new glibc + # https://bugs.llvm.org/show_bug.cgi?id=36065 + if use elibc_glibc && has_version '>=sys-libs/glibc-2.25'; then + rm test/lsan/TestCases/Linux/fork_and_leak.cpp || die + fi + fi +} + +src_configure() { + # pre-set since we need to pass it to cmake + BUILD_DIR=${WORKDIR}/compiler-rt_build + + if use clang; then + local -x CC=${CHOST}-clang + local -x CXX=${CHOST}-clang++ + strip-unsupported-flags + fi + + local mycmakeargs=( + -DCOMPILER_RT_INSTALL_PATH="${EPREFIX}/usr/lib/clang/${SLOT}" + # use a build dir structure consistent with install + # this makes it possible to easily deploy test-friendly clang + -DCOMPILER_RT_OUTPUT_DIR="${BUILD_DIR}/lib/clang/${SLOT}" + + -DCOMPILER_RT_INCLUDE_TESTS=$(usex test) + # builtins & crt installed by sys-libs/compiler-rt + -DCOMPILER_RT_BUILD_BUILTINS=OFF + -DCOMPILER_RT_BUILD_CRT=OFF + -DCOMPILER_RT_BUILD_LIBFUZZER=$(usex libfuzzer) + -DCOMPILER_RT_BUILD_PROFILE=$(usex profile) + -DCOMPILER_RT_BUILD_SANITIZERS=$(usex sanitize) + -DCOMPILER_RT_BUILD_XRAY=$(usex xray) + ) + if use test; then + mycmakeargs+=( + -DLLVM_MAIN_SRC_DIR="${WORKDIR}/llvm" + -DLLVM_EXTERNAL_LIT="${EPREFIX}/usr/bin/lit" + -DLLVM_LIT_ARGS="-vv;-j;${LIT_JOBS:-$(makeopts_jobs "${MAKEOPTS}" "$(get_nproc)")}" + + # they are created during src_test() + -DCOMPILER_RT_TEST_COMPILER="${BUILD_DIR}/lib/llvm/${CLANG_SLOT}/bin/clang" + -DCOMPILER_RT_TEST_CXX_COMPILER="${BUILD_DIR}/lib/llvm/${CLANG_SLOT}/bin/clang++" + ) + + # same flags are passed for build & tests, so we need to strip + # them down to a subset supported by clang + CC=${EPREFIX}/usr/lib/llvm/${CLANG_SLOT}/bin/clang \ + CXX=${EPREFIX}/usr/lib/llvm/${CLANG_SLOT}/bin/clang++ \ + strip-unsupported-flags + fi + + if use prefix && [[ "${CHOST}" == *-darwin* ]] ; then + mycmakeargs+=( + # disable use of SDK for the system itself + -DDARWIN_macosx_CACHED_SYSROOT=/ + ) + fi + + cmake-utils_src_configure + + if use test; then + local sys_dir=( "${EPREFIX}"/usr/lib/clang/${SLOT}/lib/* ) + [[ -e ${sys_dir} ]] || die "Unable to find ${sys_dir}" + [[ ${#sys_dir[@]} -eq 1 ]] || die "Non-deterministic compiler-rt install: ${sys_dir[*]}" + + # copy clang over since resource_dir is located relatively to binary + # therefore, we can put our new libraries in it + mkdir -p "${BUILD_DIR}"/lib/{llvm/${CLANG_SLOT}/{bin,$(get_libdir)},clang/${SLOT}/include} || die + cp "${EPREFIX}"/usr/lib/llvm/${CLANG_SLOT}/bin/clang{,++} \ + "${BUILD_DIR}"/lib/llvm/${CLANG_SLOT}/bin/ || die + cp "${EPREFIX}"/usr/lib/clang/${SLOT}/include/*.h \ + "${BUILD_DIR}"/lib/clang/${SLOT}/include/ || die + cp "${sys_dir}"/*builtins*.a \ + "${BUILD_DIR}/lib/clang/${SLOT}/lib/${sys_dir##*/}/" || die + # we also need LLVMgold.so for gold-based tests + if [[ -f ${EPREFIX}/usr/lib/llvm/${CLANG_SLOT}/$(get_libdir)/LLVMgold.so ]]; then + ln -s "${EPREFIX}"/usr/lib/llvm/${CLANG_SLOT}/$(get_libdir)/LLVMgold.so \ + "${BUILD_DIR}"/lib/llvm/${CLANG_SLOT}/$(get_libdir)/ || die + fi + fi +} + +src_test() { + # respect TMPDIR! + local -x LIT_PRESERVES_TMP=1 + # disable sandbox to have it stop clobbering LD_PRELOAD + local -x SANDBOX_ON=0 + # wipe LD_PRELOAD to make ASAN happy + local -x LD_PRELOAD= + + cmake-utils_src_make check-all +} |