diff options
Diffstat (limited to 'sys-libs/compiler-rt/compiler-rt-5.0.2.ebuild')
-rw-r--r-- | sys-libs/compiler-rt/compiler-rt-5.0.2.ebuild | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/sys-libs/compiler-rt/compiler-rt-5.0.2.ebuild b/sys-libs/compiler-rt/compiler-rt-5.0.2.ebuild new file mode 100644 index 000000000000..cdb43e43bb4b --- /dev/null +++ b/sys-libs/compiler-rt/compiler-rt-5.0.2.ebuild @@ -0,0 +1,112 @@ +# Copyright 1999-2018 Gentoo Foundation +# Distributed under the terms of the GNU General Public License v2 + +EAPI=6 + +: ${CMAKE_MAKEFILE_GENERATOR:=ninja} +# (needed due to CMAKE_BUILD_TYPE != Gentoo) +CMAKE_MIN_VERSION=3.7.0-r1 +PYTHON_COMPAT=( python2_7 ) + +inherit cmake-utils flag-o-matic llvm python-any-r1 toolchain-funcs + +DESCRIPTION="Compiler runtime library for clang (built-in part)" +HOMEPAGE="https://llvm.org/" +SRC_URI="https://releases.llvm.org/${PV/_//}/${P/_/}.src.tar.xz" + +LICENSE="|| ( UoI-NCSA MIT )" +SLOT="${PV%_*}" +KEYWORDS="~amd64 ~arm64 ~x86 ~amd64-fbsd ~amd64-linux ~ppc-macos ~x64-macos ~x86-macos" +IUSE="+clang test" + +CLANG_SLOT=${SLOT%%.*} +# llvm-4 needed for --cmakedir +DEPEND=" + >=sys-devel/llvm-4 + clang? ( sys-devel/clang ) + test? ( + $(python_gen_any_dep "dev-python/lit[\${PYTHON_USEDEP}]") + =sys-devel/clang-${PV%_*}*:${CLANG_SLOT} ) + ${PYTHON_DEPS}" + +S=${WORKDIR}/${P/_/}.src + +# least intrusive of all +CMAKE_BUILD_TYPE=RelWithDebInfo + +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() { + llvm_pkg_setup + python-any-r1_pkg_setup +} + +test_compiler() { + $(tc-getCC) ${CFLAGS} ${LDFLAGS} "${@}" -o /dev/null -x c - \ + <<<'int main() { return 0; }' &>/dev/null +} + +src_configure() { + # pre-set since we need to pass it to cmake + BUILD_DIR=${WORKDIR}/${P}_build + + local nolib_flags=( -nodefaultlibs -lc ) + if use clang; then + local -x CC=${CHOST}-clang + local -x CXX=${CHOST}-clang++ + # ensure we can use clang before installing compiler-rt + local -x LDFLAGS="${LDFLAGS} ${nolib_flags[*]}" + strip-unsupported-flags + elif ! test_compiler; then + if test_compiler "${nolib_flags[@]}"; then + 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/${SLOT}" + + -DCOMPILER_RT_INCLUDE_TESTS=$(usex test) + -DCOMPILER_RT_BUILD_SANITIZERS=OFF + -DCOMPILER_RT_BUILD_XRAY=OFF + ) + + if use prefix && [[ "${CHOST}" == *-darwin* ]] ; then + mycmakeargs+=( + # disable use of SDK for the system itself + -DDARWIN_macosx_CACHED_SYSROOT=/ + ) + fi + + if use test; then + if has_version '>=sys-devel/llvm-6'; then + mycmakeargs+=( + -DLLVM_EXTERNAL_LIT="${EPREFIX}/usr/bin/lit" + ) + else + mycmakeargs+=( + -DLIT_COMMAND="${EPREFIX}"/usr/bin/lit + ) + fi + + mycmakeargs+=( + -DCOMPILER_RT_TEST_COMPILER="${EPREFIX}/usr/lib/llvm/${CLANG_SLOT}/bin/clang" + -DCOMPILER_RT_TEST_CXX_COMPILER="${EPREFIX}/usr/lib/llvm/${CLANG_SLOT}/bin/clang++" + ) + fi + + cmake-utils_src_configure +} + +src_test() { + # respect TMPDIR! + local -x LIT_PRESERVES_TMP=1 + + cmake-utils_src_make check-builtins +} |