4 files changed, 229 insertions, 9 deletions
diff --git a/sys-libs/libcxx/Manifest b/sys-libs/libcxx/Manifest
index 7a400bc20591..226d6d3aae7c 100644
--- a/sys-libs/libcxx/Manifest
+++ b/sys-libs/libcxx/Manifest
@@ -2,9 +2,11 @@ AUX libcxx-3.9-cmake-link-flags.patch 1014 BLAKE2B 8e86059e00a5ebcd7a15288828766
 DIST libcxx-6.0.1.src.tar.xz 1552328 BLAKE2B 65a6addd04e530c2a72e8cba207282b9e9fafc01a594d7b11f63d10b6f88eca67a3cdf90b8055e410ede358d9be1f63fbe427f308e1337833447c0260d96e1c8 SHA512 c04f628b0924d76f035f615b59d19ce42dfc19c9a8eea4fe2b22a95cfe5a037ebdb30943fd741443939df5b4cf692bc1e51c840fefefbd134e3afbe2a75fe875
 DIST libcxx-7.1.0.src.tar.xz 1638448 BLAKE2B eca192e03f839f4323e3c37beba2e6daaf935d4e784e0bc835a4d2c3ce0790f5539bdca0466feafd668d7c6675b11b7fe14d9adb680c46fd7b28b42a3b423219 SHA512 925ce5093445f84dc17d5b1610e4297ef3606b254b7350c50f88ba042fcca62125ffd97d21cb612707d5e9511267634ca1779619199f95ce819e5f5c0c2b55d5
 DIST libcxx-8.0.0.src.tar.xz 1752308 BLAKE2B 1e8cd8c7100f5f8b943ba8f38b0b59a0fd5e5bea834953483a67502f67de3eb51eba4ed4be17cdb54406da4ad7ebc6fef33934c59db982afa55856ce9f1f46ff SHA512 2e0fcd3e78f7e15ea894e52c51351daef8e3a2aaf53b3df7497b11403d28f5269ff49a4674bacea1d565a5faa2b24502caaaeff9cd48518f0d141563d8f9cc03
+DIST libcxx-8.0.1.src.tar.xz 1739524 BLAKE2B 6e641cb6bda0de12c8408d3ab33f627389ac014aa65b3391c870aa96ffd347784e6b70b953bd1ee8eba56554e0f78a723ab77b9dba5f85e6219e2b95ca50c160 SHA512 75749d08b2b343c6f5f9aefb04be63e42f6d12efc51101d3647ed6f70c7a6d050afb3ab2f3636eae78cb523f5844de67b960a7a3145ed89ab0c7015deb14921e
+EBUILD libcxx-10.0.0.9999.ebuild 7061 BLAKE2B 5499f08cc6c6d5c5cef5d7f688211d8f7fbe763d0e95dfb041c73d2fe4d91f05bca6f82d5ac260b4f7e141630e37f14ba0b07104f58accac5bcc7d62b6e666a5 SHA512 8804e7c0fc2fe93d5d9a2d16388a0d136653838ce9ac19f575b439f8c22a1d0537542dc4ffb552723308709a555001409de35cd59f422752da75b02ddf346337
 EBUILD libcxx-6.0.1.ebuild 6746 BLAKE2B 616128b9d49049ac6de90b84f89a48c7033f5927edc5e15674df5e3a2225630f59a99c8047c71d9128304d726241ceaa1cefabf8d44e4b2d6a491611f63bee88 SHA512 3df9e7e79b62893441212fe7baa51190ac69f0bf64332718ae53596a043dc3583b8125bbcf7339cca7cf9937aa870ea0d8b12670700962c1cb22892f706e3129
 EBUILD libcxx-7.1.0.ebuild 6747 BLAKE2B 437a08ee7854b3d398c55e20ff790deca0d7c69e1050fc2ed0d0dc00f467c9c3ca3fcd9e4752898adc68c28c485091a016f6d22af202bedf2b2008e62f1b9a28 SHA512 e22930bc78ff7063b75982164effc559c2adcf25b2b126f31c15e51095cba0d14de839cf1265c6c154a7c89bc8d92de62f962946359731f7ecd5ac6f8cb6aa7b
 EBUILD libcxx-8.0.0.ebuild 6750 BLAKE2B 6e03588334d2af0c0ce2e02ff2e7a8f9f9817a494fc6445a4fecfb1381884eb4a92921d7b06d5c12f36795acac5f2ee90a3794665419e9bc6ed2bde99a4f7259 SHA512 4bc27a7e3974d83a661887ca32f414b1697f0470ba8d9505f1ea795537d252cd336feb8a8db71f456821b2d9f38613458af888f530663df78a371f7e1391d897
-EBUILD libcxx-8.0.9999.ebuild 7044 BLAKE2B 12185d3065a0cdecf4b6eb2c7eca5f70a2a1732214c77c4e695418ffe5bb39273342088fa4cba2504a411db8ecc8543d219a932d5f022383197df7d4b84b1e1e SHA512 57f565cb1652c53e08ba21776dcf1707061697937533c5e447bcff37cdf274f54525ff59112a1bf54a25d39477e20f0dc7dbdf4ad71846266c06a0002d1c0980
-EBUILD libcxx-9999.ebuild 7028 BLAKE2B f8b7774790355f19f191c2c93ccb8343350e891f9d9705c27ab1625d47003b02357962f15e3d1186a02af8188e1d2d2d44b1e2f1bd1977c69aa3b5794c0e6b52 SHA512 7d4d904848cc9ff16135db6d77714261860295630ac3197a321ae122221d2ba0828db37856d01e850b273b4b9ffbfd926f320b0391482574db462516199ac0d5
+EBUILD libcxx-8.0.1.ebuild 6789 BLAKE2B de37835ae850bbebef3cb114f51db6af7e04fa76c3209b7a96e8c1ffc1928566e9ee5f11a150d26f16fe2d66440b872dde850771e1b1ed88f0f5095677baf037 SHA512 cc20b84c1d1061dc43713ca71e80c45c9ce3ea8a9212009c98524c467be60e85c96509896c835ed92a6b146e14061c5d018620f5ee6ca0e195d65c5e62ac85da
+EBUILD libcxx-9.0.0.9999.ebuild 7086 BLAKE2B bd797a16b37cd355c43d1d0a7de31c5bddf8d7be09559f05dfa4afbdcd3b7aec3be7e7ddc4a77590bf6c34feb7e4541a0bf46f96b4515cda357ce7a94ed073f4 SHA512 819d74ba3023d99186f0e0d9906d581a9187c8ccc1bf8ad9211f77eafe5c6a38a5468fee4a8f5174cb66c2a4041d4be4925caa0ee772af9ac2c8a96fd459c20e
 MISC metadata.xml 854 BLAKE2B f731ffbb07722face32cfe5ef0576c572fc45d93e8d78ec4adb46c43b95999dc4eb48f20311517fe08a397f2e5dec56c530bb6787a058358cfd1af8d79ffad90 SHA512 8ef3feab266e09442a42baced2d72667fa8b1290624c2c84bab7b173ead72669568847f6e995388fc1d7bc722381f60805d87b2a0cc2d04ae0c49e36bec3802a
diff --git a/sys-libs/libcxx/libcxx-8.0.9999.ebuild b/sys-libs/libcxx/libcxx-10.0.0.9999.ebuild
index 523cba0073ef..7f4a5523bd2d 100644
--- a/sys-libs/libcxx/libcxx-8.0.9999.ebuild
+++ b/sys-libs/libcxx/libcxx-10.0.0.9999.ebuild
@@ -1,7 +1,7 @@
 # Copyright 1999-2019 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
-EAPI=6
+EAPI=7
 
 # Ninja provides better scalability and cleaner verbose output, and is used
 # throughout all LLVM projects.
@@ -10,8 +10,7 @@ EAPI=6
 CMAKE_MIN_VERSION=3.7.0-r1
 EGIT_REPO_URI="https://git.llvm.org/git/libcxx.git
 	https://github.com/llvm-mirror/libcxx.git"
-EGIT_BRANCH="release_80"
-PYTHON_COMPAT=( python2_7 )
+PYTHON_COMPAT=( python{2_7,3_{5,6,7}} )
 
 [[ ${PV} == *9999 ]] && SCM="git-r3" || SCM=""
 
@@ -167,6 +166,7 @@ multilib_src_configure() {
 }
 
 multilib_src_test() {
+	local -x LIT_PRESERVES_TMP=1
 	cmake-utils_src_make check-libcxx
 }
 
diff --git a/sys-libs/libcxx/libcxx-8.0.1.ebuild b/sys-libs/libcxx/libcxx-8.0.1.ebuild
new file mode 100644
index 000000000000..cf4bd1b3b354
--- /dev/null
+++ b/sys-libs/libcxx/libcxx-8.0.1.ebuild
@@ -0,0 +1,216 @@
+# Copyright 1999-2019 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+# Ninja provides better scalability and cleaner verbose output, and is used
+# throughout all LLVM projects.
+: ${CMAKE_MAKEFILE_GENERATOR:=ninja}
+# (needed due to CMAKE_BUILD_TYPE != Gentoo)
+CMAKE_MIN_VERSION=3.7.0-r1
+PYTHON_COMPAT=( python2_7 )
+
+inherit cmake-multilib llvm multiprocessing python-any-r1 \
+	toolchain-funcs
+
+MY_P=${P}.src
+DESCRIPTION="New implementation of the C++ standard library, targeting C++11"
+HOMEPAGE="https://libcxx.llvm.org/"
+SRC_URI="https://github.com/llvm/llvm-project/releases/download/llvmorg-${PV}/${MY_P}.tar.xz"
+
+LICENSE="|| ( UoI-NCSA MIT )"
+SLOT="0"
+KEYWORDS="~amd64 ~arm ~arm64 ~x86 ~amd64-fbsd"
+IUSE="elibc_glibc elibc_musl +libcxxabi libcxxrt +libunwind +static-libs test"
+REQUIRED_USE="libunwind? ( || ( libcxxabi libcxxrt ) )
+	?? ( libcxxabi libcxxrt )"
+RESTRICT="!test? ( test )"
+
+RDEPEND="
+	libcxxabi? ( ~sys-libs/libcxxabi-${PV}[libunwind=,static-libs?,${MULTILIB_USEDEP}] )
+	libcxxrt? ( sys-libs/libcxxrt[libunwind=,static-libs?,${MULTILIB_USEDEP}] )
+	!libcxxabi? ( !libcxxrt? ( >=sys-devel/gcc-4.7:=[cxx] ) )"
+# llvm-6 for new lit options
+# clang-3.9.0 installs necessary target symlinks unconditionally
+# which removes the need for MULTILIB_USEDEP
+DEPEND="${RDEPEND}
+	test? ( >=sys-devel/clang-3.9.0
+		$(python_gen_any_dep 'dev-python/lit[${PYTHON_USEDEP}]') )
+	app-arch/xz-utils
+	>=sys-devel/llvm-6"
+
+S=${WORKDIR}/${MY_P}
+
+DOCS=( CREDITS.TXT )
+
+PATCHES=(
+	# Add link flag "-Wl,-z,defs" to avoid underlinking; this is needed in a
+	# out-of-tree build.
+	"${FILESDIR}/${PN}-3.9-cmake-link-flags.patch"
+)
+
+# least intrusive of all
+CMAKE_BUILD_TYPE=RelWithDebInfo
+
+python_check_deps() {
+	has_version "dev-python/lit[${PYTHON_USEDEP}]"
+}
+
+pkg_setup() {
+	llvm_pkg_setup
+	use test && python-any-r1_pkg_setup
+
+	if ! use libcxxabi && ! use libcxxrt && ! tc-is-gcc ; then
+		eerror "To build ${PN} against libsupc++, you have to use gcc. Other"
+		eerror "compilers are not supported. Please set CC=gcc and CXX=g++"
+		eerror "and try again."
+		die
+	fi
+	if tc-is-gcc && [[ $(gcc-version) < 4.7 ]] ; then
+		eerror "${PN} needs to be built with gcc-4.7 or later (or other"
+		eerror "conformant compilers). Please use gcc-config to switch to"
+		eerror "gcc-4.7 or later version."
+		die
+	fi
+}
+
+test_compiler() {
+	$(tc-getCXX) ${CXXFLAGS} ${LDFLAGS} "${@}" -o /dev/null -x c++ - \
+		<<<'int main() { return 0; }' &>/dev/null
+}
+
+src_configure() {
+	# note: we need to do this before multilib kicks in since it will
+	# alter the CHOST
+	local cxxabi cxxabi_incs
+	if use libcxxabi; then
+		cxxabi=libcxxabi
+		cxxabi_incs="${EPREFIX}/usr/include/libcxxabi"
+	elif use libcxxrt; then
+		cxxabi=libcxxrt
+		cxxabi_incs="${EPREFIX}/usr/include/libcxxrt"
+	else
+		local gcc_inc="${EPREFIX}/usr/lib/gcc/${CHOST}/$(gcc-fullversion)/include/g++-v$(gcc-major-version)"
+		cxxabi=libsupc++
+		cxxabi_incs="${gcc_inc};${gcc_inc}/${CHOST}"
+	fi
+
+	multilib-minimal_src_configure
+}
+
+multilib_src_configure() {
+	# we want -lgcc_s for unwinder, and for compiler runtime when using
+	# gcc, clang with gcc runtime (or any unknown compiler)
+	local extra_libs=() want_gcc_s=ON
+	if use libunwind; then
+		# work-around missing -lunwind upstream
+		extra_libs+=( -lunwind )
+		# if we're using libunwind and clang with compiler-rt, we want
+		# to link to compiler-rt instead of -lgcc_s
+		if tc-is-clang; then
+			local compiler_rt=$($(tc-getCC) ${CFLAGS} ${CPPFLAGS} \
+			   ${LDFLAGS} -print-libgcc-file-name)
+			if [[ ${compiler_rt} == *libclang_rt* ]]; then
+				want_gcc_s=OFF
+				extra_libs+=( "${compiler_rt}" )
+			fi
+		fi
+	fi
+
+	# bootstrap: cmake is unhappy if compiler can't link to stdlib
+	local nolib_flags=( -nodefaultlibs -lc )
+	if ! test_compiler; then
+		if test_compiler "${nolib_flags[@]}"; then
+			local -x LDFLAGS="${LDFLAGS} ${nolib_flags[*]}"
+			ewarn "${CXX} seems to lack runtime, trying with ${nolib_flags[*]}"
+		fi
+	fi
+
+	local libdir=$(get_libdir)
+	local mycmakeargs=(
+		-DLIBCXX_LIBDIR_SUFFIX=${libdir#lib}
+		-DLIBCXX_ENABLE_SHARED=ON
+		-DLIBCXX_ENABLE_STATIC=$(usex static-libs)
+		-DLIBCXX_CXX_ABI=${cxxabi}
+		-DLIBCXX_CXX_ABI_INCLUDE_PATHS=${cxxabi_incs}
+		# we're using our own mechanism for generating linker scripts
+		-DLIBCXX_ENABLE_ABI_LINKER_SCRIPT=OFF
+		-DLIBCXX_HAS_MUSL_LIBC=$(usex elibc_musl)
+		-DLIBCXX_HAS_GCC_S_LIB=${want_gcc_s}
+		-DLIBCXX_INCLUDE_TESTS=$(usex test)
+		-DCMAKE_SHARED_LINKER_FLAGS="${extra_libs[*]} ${LDFLAGS}"
+	)
+
+	if use test; then
+		local clang_path=$(type -P "${CHOST:+${CHOST}-}clang" 2>/dev/null)
+		local jobs=${LIT_JOBS:-$(makeopts_jobs "${MAKEOPTS}" "$(get_nproc)")}
+
+		[[ -n ${clang_path} ]] || die "Unable to find ${CHOST}-clang for tests"
+
+		mycmakeargs+=(
+			-DLLVM_EXTERNAL_LIT="${EPREFIX}/usr/bin/lit"
+			-DLLVM_LIT_ARGS="-vv;-j;${jobs};--param=cxx_under_test=${clang_path}"
+		)
+	fi
+	cmake-utils_src_configure
+}
+
+multilib_src_test() {
+	cmake-utils_src_make check-libcxx
+}
+
+# Usage: deps
+gen_ldscript() {
+	local output_format
+	output_format=$($(tc-getCC) ${CFLAGS} ${LDFLAGS} -Wl,--verbose 2>&1 | sed -n 's/^OUTPUT_FORMAT("\([^"]*\)",.*/\1/p')
+	[[ -n ${output_format} ]] && output_format="OUTPUT_FORMAT ( ${output_format} )"
+
+	cat <<-END_LDSCRIPT
+/* GNU ld script
+   Include missing dependencies
+*/
+${output_format}
+GROUP ( $@ )
+END_LDSCRIPT
+}
+
+gen_static_ldscript() {
+	local libdir=$(get_libdir)
+	local cxxabi_lib=$(usex libcxxabi "libc++abi.a" "$(usex libcxxrt "libcxxrt.a" "libsupc++.a")")
+
+	# Move it first.
+	mv "${ED}/usr/${libdir}/libc++.a" "${ED}/usr/${libdir}/libc++_static.a" || die
+	# Generate libc++.a ldscript for inclusion of its dependencies so that
+	# clang++ -stdlib=libc++ -static works out of the box.
+	local deps="libc++_static.a ${cxxabi_lib} $(usex libunwind libunwind.a libgcc_eh.a)"
+	# On Linux/glibc it does not link without libpthread or libdl. It is
+	# fine on FreeBSD.
+	use elibc_glibc && deps+=" libpthread.a libdl.a"
+
+	gen_ldscript "${deps}" > "${ED}/usr/${libdir}/libc++.a" || die
+}
+
+gen_shared_ldscript() {
+	local libdir=$(get_libdir)
+	# libsupc++ doesn't have a shared version
+	local cxxabi_lib=$(usex libcxxabi "libc++abi.so" "$(usex libcxxrt "libcxxrt.so" "libsupc++.a")")
+
+	mv "${ED}/usr/${libdir}/libc++.so" "${ED}/usr/${libdir}/libc++_shared.so" || die
+	local deps="libc++_shared.so ${cxxabi_lib} $(usex libunwind libunwind.so libgcc_s.so)"
+
+	gen_ldscript "${deps}" > "${ED}/usr/${libdir}/libc++.so" || die
+}
+
+multilib_src_install() {
+	cmake-utils_src_install
+	gen_shared_ldscript
+	use static-libs && gen_static_ldscript
+}
+
+pkg_postinst() {
+	elog "This package (${PN}) is mainly intended as a replacement for the C++"
+	elog "standard library when using clang."
+	elog "To use it, instead of libstdc++, use:"
+	elog "    clang++ -stdlib=libc++"
+	elog "to compile your C++ programs."
+}
diff --git a/sys-libs/libcxx/libcxx-9999.ebuild b/sys-libs/libcxx/libcxx-9.0.0.9999.ebuild
index 06a570bb8c0f..7e08263cf4bc 100644
--- a/sys-libs/libcxx/libcxx-9999.ebuild
+++ b/sys-libs/libcxx/libcxx-9.0.0.9999.ebuild
@@ -1,7 +1,7 @@
 # Copyright 1999-2019 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
-EAPI=6
+EAPI=7
 
 # Ninja provides better scalability and cleaner verbose output, and is used
 # throughout all LLVM projects.
@@ -10,16 +10,17 @@ EAPI=6
 CMAKE_MIN_VERSION=3.7.0-r1
 EGIT_REPO_URI="https://git.llvm.org/git/libcxx.git
 	https://github.com/llvm-mirror/libcxx.git"
+EGIT_BRANCH="release_90"
 PYTHON_COMPAT=( python{2_7,3_{5,6,7}} )
 
-[[ ${PV} == 9999 ]] && SCM="git-r3" || SCM=""
+[[ ${PV} == *9999 ]] && SCM="git-r3" || SCM=""
 
 inherit ${SCM} cmake-multilib llvm multiprocessing python-any-r1 \
 	toolchain-funcs
 
 DESCRIPTION="New implementation of the C++ standard library, targeting C++11"
 HOMEPAGE="https://libcxx.llvm.org/"
-if [[ ${PV} != 9999 ]] ; then
+if [[ ${PV} != *9999 ]] ; then
 	SRC_URI="https://llvm.org/releases/${PV}/${P}.src.tar.xz"
 	S="${WORKDIR}/${P}.src"
 else
@@ -28,7 +29,7 @@ fi
 
 LICENSE="|| ( UoI-NCSA MIT )"
 SLOT="0"
-if [[ ${PV} != 9999 ]] ; then
+if [[ ${PV} != *9999 ]] ; then
 	KEYWORDS="~amd64 ~x86 ~amd64-fbsd ~x86-fbsd ~amd64-linux ~x86-linux"
 else
 	KEYWORDS=""
@@ -166,6 +167,7 @@ multilib_src_configure() {
 }
 
 multilib_src_test() {
+	local -x LIT_PRESERVES_TMP=1
 	cmake-utils_src_make check-libcxx
 }