sys-libs/libcxxabi: Bump to 12.0.0 final

Signed-off-by: Michał Górny <mgorny@gentoo.org>

2 files changed, 123 insertions, 0 deletions

diff --git a/sys-libs/libcxxabi/Manifest b/sys-libs/libcxxabi/Manifest
index 5589711fdd1c..087d75cb29ba 100644
--- a/sys-libs/libcxxabi/Manifest
+++ b/sys-libs/libcxxabi/Manifest
@@ -6,3 +6,4 @@ DIST llvmorg-12.0.0-rc2.tar.gz 134242619 BLAKE2B bb741a311db608fc2ba7eeaab71c5c9
 DIST llvmorg-12.0.0-rc3.tar.gz 134244008 BLAKE2B ed09aa361b264387711ba1ee2e4b01c0c78ad97391df95e2542d4edc31f657cc33c8a2a45de63eb421908d5dadd9392a736610fbb04b3ecbd336d6514a649da8 SHA512 1fae53c6f255160cf4be53848b8b92c8b162ddcfbddf1bf0017faf249859040c15c862c4b52bc3ba894149139afb814e0674da88793ddebfc0756ba3aa7626ce
 DIST llvmorg-12.0.0-rc4.tar.gz 134245842 BLAKE2B 860a0551a42e2c6a28f213c151076c5ae64a9d85f7bfb2e2df4737acd5fe968f29d368a689d9a857e01038587e872722d216f044b3f665857d7ed71122fe334e SHA512 20e4440664227c9ea7af84df3643599cd7c96f5e2b6404c42be0ce0f0d7f989f5c7b8df1f1ba93d1473d3a30325cda5a53d3900c0229ccb042b365583b5aa846
 DIST llvmorg-12.0.0-rc5.tar.gz 134247991 BLAKE2B 9721e211d39611f9c48b57386fb57c1dcf964c39ff5f32c593a6390c06659fcd5a1f76063004d2ecd3d1af32281a69994c7478b7fdfacd9f50ebf5fbb2050a71 SHA512 a289fdc55c25454e8cbfd370387fdd11c7555d03b3c479213e37dd01189c077d67bd04b8cab62ce82f3746877f5f02619afb3a5110191048511efee38c191d16
+DIST llvmorg-12.0.0.tar.gz 134226215 BLAKE2B f9c3ba8c58571855caa4f206fd285c9b5be66672fb0814cb8bc0964a051f57f5d35013aa1e27cbda502652b37df1ec23474129109e76a42066847860db441dbe SHA512 0cff02155c5ac0d6db2b72d60d9819d5b5dd859663b45f721b1c7540239c2fceb1f57d9173f6870c49de851c242ed8e85c5c6d6577a1f8092a7c5dcd12513b26
diff --git a/sys-libs/libcxxabi/libcxxabi-12.0.0.ebuild b/sys-libs/libcxxabi/libcxxabi-12.0.0.ebuild
new file mode 100644
index 000000000000..b8fb739a6ecd
--- /dev/null
+++ b/sys-libs/libcxxabi/libcxxabi-12.0.0.ebuild
@@ -0,0 +1,122 @@
+# Copyright 1999-2021 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+CMAKE_ECLASS=cmake
+PYTHON_COMPAT=( python3_{7..9} )
+inherit cmake-multilib llvm llvm.org python-any-r1 toolchain-funcs
+
+DESCRIPTION="Low level support for a standard C++ library"
+HOMEPAGE="https://libcxxabi.llvm.org/"
+
+LICENSE="Apache-2.0-with-LLVM-exceptions || ( UoI-NCSA MIT )"
+SLOT="0"
+KEYWORDS="~amd64 ~arm ~arm64 ~riscv ~x86 ~x64-macos"
+IUSE="+libunwind static-libs test elibc_musl"
+RESTRICT="!test? ( test )"
+
+RDEPEND="
+	libunwind? (
+		|| (
+			>=sys-libs/libunwind-1.0.1-r1[static-libs?,${MULTILIB_USEDEP}]
+			>=sys-libs/llvm-libunwind-3.9.0-r1[static-libs?,${MULTILIB_USEDEP}]
+		)
+	)"
+# llvm-6 for new lit options
+DEPEND="${RDEPEND}
+	>=sys-devel/llvm-6"
+BDEPEND="
+	test? ( >=sys-devel/clang-3.9.0
+		$(python_gen_any_dep 'dev-python/lit[${PYTHON_USEDEP}]')
+	)"
+
+# libcxx is needed uncondtionally for the headers
+LLVM_COMPONENTS=( libcxx{abi,} llvm/cmake/modules )
+llvm.org_set_globals
+
+python_check_deps() {
+	has_version "dev-python/lit[${PYTHON_USEDEP}]"
+}
+
+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 [[ ${CHOST} != *-darwin* ]] || has_version dev-lang/llvm; then
+		llvm_pkg_setup
+	fi
+	use test && python-any-r1_pkg_setup
+}
+
+multilib_src_configure() {
+	# link against compiler-rt instead of libgcc if we are using clang with libunwind
+	local want_compiler_rt=OFF
+	if use libunwind && tc-is-clang; then
+		local compiler_rt=$($(tc-getCC) ${CFLAGS} ${CPPFLAGS} \
+			${LDFLAGS} -print-libgcc-file-name)
+		if [[ ${compiler_rt} == *libclang_rt* ]]; then
+			want_compiler_rt=ON
+		fi
+	fi
+
+	local libdir=$(get_libdir)
+	local mycmakeargs=(
+		-DLIBCXXABI_LIBDIR_SUFFIX=${libdir#lib}
+		-DLIBCXXABI_ENABLE_SHARED=ON
+		-DLIBCXXABI_ENABLE_STATIC=$(usex static-libs)
+		-DLIBCXXABI_USE_LLVM_UNWINDER=$(usex libunwind)
+		-DLIBCXXABI_INCLUDE_TESTS=$(usex test)
+		-DLIBCXXABI_USE_COMPILER_RT=${want_compiler_rt}
+
+		-DLIBCXXABI_LIBCXX_INCLUDES="${WORKDIR}"/libcxx/include
+		# upstream is omitting standard search path for this
+		# probably because gcc & clang are bundling their own unwind.h
+		-DLIBCXXABI_LIBUNWIND_INCLUDES="${EPREFIX}"/usr/include
+	)
+	if use test; then
+		local clang_path=$(type -P "${CHOST:+${CHOST}-}clang" 2>/dev/null)
+		[[ -n ${clang_path} ]] || die "Unable to find ${CHOST}-clang for tests"
+
+		mycmakeargs+=(
+			-DLLVM_EXTERNAL_LIT="${EPREFIX}/usr/bin/lit"
+			-DLLVM_LIT_ARGS="$(get_lit_flags);--param=cxx_under_test=${clang_path}"
+			-DPython3_EXECUTABLE="${PYTHON}"
+		)
+	fi
+	cmake_src_configure
+}
+
+build_libcxx() {
+	local -x LDFLAGS="${LDFLAGS} -L${BUILD_DIR}/$(get_libdir)"
+	local CMAKE_USE_DIR=${WORKDIR}/libcxx
+	local BUILD_DIR=${BUILD_DIR}/libcxx
+	local mycmakeargs=(
+		-DLIBCXX_LIBDIR_SUFFIX=
+		-DLIBCXX_ENABLE_SHARED=OFF
+		-DLIBCXX_ENABLE_STATIC=ON
+		-DLIBCXX_ENABLE_EXPERIMENTAL_LIBRARY=OFF
+		-DLIBCXX_CXX_ABI=libcxxabi
+		-DLIBCXX_CXX_ABI_INCLUDE_PATHS="${S}"/include
+		-DLIBCXX_ENABLE_ABI_LINKER_SCRIPT=OFF
+		-DLIBCXX_HAS_MUSL_LIBC=$(usex elibc_musl)
+		-DLIBCXX_HAS_GCC_S_LIB=OFF
+		-DLIBCXX_INCLUDE_TESTS=OFF
+	)
+
+	cmake_src_configure
+	cmake_src_compile
+}
+
+multilib_src_test() {
+	# build a local copy of libc++ for testing to avoid circular dep
+	build_libcxx
+	mv "${BUILD_DIR}"/libcxx/lib/libc++* "${BUILD_DIR}/$(get_libdir)/" || die
+
+	local -x LIT_PRESERVES_TMP=1
+	cmake_build check-cxxabi
+}
+
+multilib_src_install_all() {
+	insinto /usr/include/libcxxabi
+	doins -r include/.
+}