diff options
Diffstat (limited to 'sys-libs/compiler-rt-sanitizers/compiler-rt-sanitizers-5.0.2.ebuild')
-rw-r--r-- | sys-libs/compiler-rt-sanitizers/compiler-rt-sanitizers-5.0.2.ebuild | 178 |
1 files changed, 178 insertions, 0 deletions
diff --git a/sys-libs/compiler-rt-sanitizers/compiler-rt-sanitizers-5.0.2.ebuild b/sys-libs/compiler-rt-sanitizers/compiler-rt-sanitizers-5.0.2.ebuild new file mode 100644 index 000000000000..299ce44377b4 --- /dev/null +++ b/sys-libs/compiler-rt-sanitizers/compiler-rt-sanitizers-5.0.2.ebuild @@ -0,0 +1,178 @@ +# Copyright 1999-2018 Gentoo Foundation +# Distributed under the terms of the GNU General Public License v2 + +EAPI=6 + +: ${CMAKE_MAKEFILE_GENERATOR:=ninja} +# (needed due to CMAKE_BUILD_TYPE != Gentoo) +CMAKE_MIN_VERSION=3.7.0-r1 +PYTHON_COMPAT=( python2_7 ) + +inherit check-reqs cmake-utils flag-o-matic llvm python-any-r1 + +MY_P=compiler-rt-${PV/_/}.src +LLVM_P=llvm-${PV/_/}.src + +DESCRIPTION="Compiler runtime libraries for clang (sanitizers & xray)" +HOMEPAGE="https://llvm.org/" +SRC_URI="https://releases.llvm.org/${PV/_//}/${MY_P}.tar.xz + test? ( https://releases.llvm.org/${PV/_//}/${LLVM_P}.tar.xz )" + +LICENSE="|| ( UoI-NCSA MIT )" +SLOT="${PV%_*}" +KEYWORDS="~amd64 ~arm64 ~x86 ~amd64-fbsd ~amd64-linux ~ppc-macos ~x64-macos ~x86-macos" +IUSE="+clang test elibc_glibc" + +CLANG_SLOT=${SLOT%%.*} +# llvm-4 needed for --cmakedir +DEPEND=" + >=sys-devel/llvm-4 + clang? ( sys-devel/clang ) + 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} ) + ${PYTHON_DEPS}" + +S=${WORKDIR}/${MY_P} + +# least intrusive of all +CMAKE_BUILD_TYPE=RelWithDebInfo + +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_unpack() { + einfo "Unpacking ${MY_P}.tar.xz ..." + tar -xf "${DISTDIR}/${MY_P}.tar.xz" || die + + if use test; then + einfo "Unpacking parts of ${LLVM_P}.tar.xz ..." + tar -xf "${DISTDIR}/${LLVM_P}.tar.xz" \ + "${LLVM_P}"/utils/{lit,unittest} || die + mv "${LLVM_P}" llvm || die + fi +} + +src_prepare() { + cmake-utils_src_prepare + + if use test; then + # remove tests that are broken by new glibc + # (disabled in 6.0.0+, r313069) + if use elibc_glibc && has_version '>=sys-libs/glibc-2.24'; then + rm test/tsan/Linux/user_malloc.cc || die + fi + # https://bugs.llvm.org/show_bug.cgi?id=36065 + if use elibc_glibc && has_version '>=sys-libs/glibc-2.25'; then + rm test/lsan/TestCases/Linux/use_tls_dynamic.cc || die + rm test/msan/dtls_test.c || die + rm test/sanitizer_common/TestCases/Posix/sanitizer_set_death_callback_test.cc || die + fi + fi +} + +src_configure() { + # pre-set since we need to pass it to cmake + BUILD_DIR=${WORKDIR}/${P}_build + + if use clang; then + local -x CC=${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) + # built-ins installed by sys-libs/compiler-rt + -DCOMPILER_RT_BUILD_BUILTINS=OFF + -DCOMPILER_RT_BUILD_SANITIZERS=ON + -DCOMPILER_RT_BUILD_XRAY=ON + ) + if use test; then + if has_version '>=sys-devel/llvm-6'; then + mycmakeargs+=( + -DLLVM_EXTERNAL_LIT="${EPREFIX}/usr/bin/lit" + ) + else + mycmakeargs+=( + -DLIT_COMMAND="${EPREFIX}"/usr/bin/lit + ) + fi + + mycmakeargs+=( + -DLLVM_MAIN_SRC_DIR="${WORKDIR}/llvm" + + # they are created during src_test() + -DCOMPILER_RT_TEST_COMPILER="${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 +} |