reinit the tree, so we can have metadata

6 files changed, 549 insertions, 0 deletions

diff --git a/dev-ml/llvm-ocaml/Manifest b/dev-ml/llvm-ocaml/Manifest
new file mode 100644
index 000000000000..7fa9cb0857f6
--- /dev/null
+++ b/dev-ml/llvm-ocaml/Manifest
@@ -0,0 +1,8 @@
+DIST llvm-4.0.1.src.tar.xz 21065652 SHA256 da783db1f82d516791179fe103c71706046561f7972b18f0049242dee6712b51 SHA512 16adc39b34ddb628f81b171119a8e2a0e9138b25011e803ef0b688e2fbea116fc4953d3a1b61b90a98a75e33619f81566b7cb06a9a2ea4d04ac5e0eb303a2d1d WHIRLPOOL 1626ff270f7ce4801d02a0797b227fda9314ff5c0c01d653111599e9a4d2854c4d9edc3c698a7abee8d79d6bce8b18dc619fbced3c07ca610d44a248d65830cc
+DIST llvm-5.0.0.src.tar.xz 23411980 SHA256 e35dcbae6084adcf4abb32514127c5eabd7d63b733852ccdb31e06f1373136da SHA512 e6d8fdcb5bf27bded814d02f39f69c6171bc3a512d5957c03e5ac2e231f903b7de87634b059bd5c5da670f7c3a8f7a538f6299225799f15f921857f1452f6b3a WHIRLPOOL 6a99edbdc3e6726dc8ff9126b110fd7560faac46601407722e6dd80b5d894ff242521dc8fda7f4d879de83dac51c65645a37224f7e8def0d8d2f1e564b0531bb
+EBUILD llvm-ocaml-4.0.1.ebuild 3035 SHA256 7001d6e93c538b67c9864fefc047fba5850054ab09bb688958247af2440bfa2b SHA512 ca97273920bd6ee717633afee2f94ae9bf04f0d16b6dcca9a9045784af32430a3825eb7658e64773dcb9be86624a801e1d08e0ea3ca0ecaf898cd4fd761c3ece WHIRLPOOL 36f503f0a9d8c192cbb453a23f9cda1af936645bae84667a68219cfbcffa298a5f37f4091f66cc04dc7a1c8fb660a07acf1af1d2ac1f9481436be3ec591c0839
+EBUILD llvm-ocaml-5.0.0.ebuild 3229 SHA256 742b12b44064f2b35b2f1b569d358f555ca1765d832ca00e9d524432cdc6f1bb SHA512 39b3cee9d7bb63d5974af7ff3237d283c551f37c6f43da20c901404ef01c6d144bbacf25e8eb4b4d8687d0106ebe3c74894957c719f129ad0a54b41ef8f49e07 WHIRLPOOL 6c1242221eaf07c2afbaa95065746ca79def83b6bbb88d94b2ed019b3926448a0614028a3d3eae53b0b6f47838352cdf9421f1b7a4b84b68ed8a3740cb6d1b35
+EBUILD llvm-ocaml-5.0.9999.ebuild 3231 SHA256 35fd17eb59c1b8c93fbf88f979b99366a4b76c1fec2727894a2f0d4ed164fb84 SHA512 9e41def8d16d5e491efd036fa97feb5cfeec92c1379426430195d79276fe5e5afc5b22e9a57956a73b6b92c8f5ba51f3bc6477bd5d27c0b1caafa8fd7a476260 WHIRLPOOL 9f2ab2bc0db7faf678a2d9f5f65d786f78e2bc5e5aa5088b69e9d58866467e99866482243c71cc5cc6110bf7b97991db6f21e2e7e775628e9cbfcbb0f2bf8733
+EBUILD llvm-ocaml-9999.ebuild 3490 SHA256 62d2137d8e8d9aa319caba933ce20849a99008ccd8d54147da6b5327de8f2ff5 SHA512 38f59400aa19712ef17b139e430fa3b4f33b2b2c36fbda30f2c5920790f1a980616a00162a45aa5aca33bd75d72dbd1cb59552fec7649968217afa818d137b95 WHIRLPOOL a7b812db5394111481c0b84eb77a46601b21bf18d4c7f518d673c7517c58e476e6d37027c2d9a22e0e05a12633a11f0fa7de81bd88f95d412f61b80b3b204128
+MISC ChangeLog 776 SHA256 0c84adefbb0526e08504b88920916d40a7a6967b03a3d8caa21f8086e7a04755 SHA512 eae3e59337152ce312edb15d9e533d089829c9ce6f0f149cade74c2ade6f2d600c51d4ac5f1d5503ca1029230bc8060874f207e695deff4e4afcd661518daa9e WHIRLPOOL 4f7760c023e088fe325b07b372e29efc422dff63b0872bc3f4a465299e3990b62a387a68f4cbc91627f96befa3df4a59bb9c3e9fd2780a1aa78c078efea04de0
+MISC metadata.xml 216 SHA256 e94ba81dd2791908508a3993afdebf723cc617314c53c273b9bcca15a9c48327 SHA512 3485598147c953e72e1785693a489a7e7d73d59620b76054db9c0ce95d8bfa0e8ffec29da7f7a9d73a32e5b77eac07ca3306c56a972dc57fd89d477edaebf3d5 WHIRLPOOL 29145f5721e079e0548c5ef22424c65e6a5b2bfc4428918e923fcfdfc37e9b8749fb63e3c2eb5773c17fab276f7513dd66e326b906f1848911dceba7ae4b419a
diff --git a/dev-ml/llvm-ocaml/llvm-ocaml-4.0.1.ebuild b/dev-ml/llvm-ocaml/llvm-ocaml-4.0.1.ebuild
new file mode 100644
index 000000000000..a762ca1480b9
--- /dev/null
+++ b/dev-ml/llvm-ocaml/llvm-ocaml-4.0.1.ebuild
@@ -0,0 +1,130 @@
+# Copyright 1999-2017 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+: ${CMAKE_MAKEFILE_GENERATOR:=ninja}
+# (needed due to CMAKE_BUILD_TYPE != Gentoo)
+CMAKE_MIN_VERSION=3.7.0-r1
+PYTHON_COMPAT=( python2_7 )
+
+inherit cmake-utils llvm python-any-r1
+
+MY_P=llvm-${PV/_/}
+DESCRIPTION="OCaml bindings for LLVM"
+HOMEPAGE="https://llvm.org/"
+SRC_URI="https://releases.llvm.org/${PV/_//}/${MY_P/_/}.src.tar.xz"
+
+# Keep in sync with sys-devel/llvm
+ALL_LLVM_TARGETS=( AArch64 AMDGPU ARM BPF Hexagon Lanai Mips MSP430
+	NVPTX PowerPC RISCV Sparc SystemZ X86 XCore )
+ALL_LLVM_TARGETS=( "${ALL_LLVM_TARGETS[@]/#/llvm_targets_}" )
+LLVM_TARGET_USEDEPS=${ALL_LLVM_TARGETS[@]/%/?}
+
+LICENSE="UoI-NCSA"
+SLOT="0/${PV}"
+KEYWORDS="~amd64 ~arm ~x86"
+IUSE="test ${ALL_LLVM_TARGETS[*]}"
+
+RDEPEND="
+	>=dev-lang/ocaml-4.00.0:0=
+	dev-ml/ocaml-ctypes:=
+	~sys-devel/llvm-${PV}:=[${LLVM_TARGET_USEDEPS// /,}]
+	!sys-devel/llvm[ocaml(-)]"
+# configparser-3.2 breaks the build (3.3 or none at all are fine)
+DEPEND="${RDEPEND}
+	dev-lang/perl
+	dev-ml/findlib
+	test? ( dev-ml/ounit
+		$(python_gen_any_dep "~dev-python/lit-${PV}[\${PYTHON_USEDEP}]") )
+	!!<dev-python/configparser-3.3.0.2
+	${PYTHON_DEPS}"
+
+REQUIRED_USE="${PYTHON_REQUIRED_USE}
+	|| ( ${ALL_LLVM_TARGETS[*]} )"
+
+S=${WORKDIR}/${MY_P/_/}.src
+
+# least intrusive of all
+CMAKE_BUILD_TYPE=RelWithDebInfo
+
+python_check_deps() {
+	! use test \
+		|| has_version "dev-python/lit[${PYTHON_USEDEP}]"
+}
+
+pkg_setup() {
+	LLVM_MAX_SLOT=${PV%%.*} llvm_pkg_setup
+	python-any-r1_pkg_setup
+}
+
+src_prepare() {
+	# Python is needed to run tests using lit
+	python_setup
+
+	# User patches
+	eapply_user
+}
+
+src_configure() {
+	local libdir=$(get_libdir)
+	local mycmakeargs=(
+		-DLLVM_LIBDIR_SUFFIX=${libdir#lib}
+
+		-DBUILD_SHARED_LIBS=ON
+		-DLLVM_OCAML_OUT_OF_TREE=ON
+		-DLLVM_TARGETS_TO_BUILD="${LLVM_TARGETS// /;}"
+		-DLLVM_BUILD_TESTS=$(usex test)
+
+		# disable various irrelevant deps and settings
+		-DLLVM_ENABLE_FFI=OFF
+		-DLLVM_ENABLE_TERMINFO=OFF
+		-DHAVE_HISTEDIT_H=NO
+		-DWITH_POLLY=OFF
+		-DLLVM_ENABLE_ASSERTIONS=OFF
+		-DLLVM_ENABLE_EH=ON
+		-DLLVM_ENABLE_RTTI=ON
+
+		-DLLVM_HOST_TRIPLE="${CHOST}"
+
+		# disable go bindings
+		-DGO_EXECUTABLE=GO_EXECUTABLE-NOTFOUND
+
+		# TODO: ocamldoc
+	)
+
+	use test && mycmakeargs+=(
+		-DLIT_COMMAND="${EPREFIX}/usr/bin/lit"
+	)
+
+	cmake-utils_src_configure
+
+	local llvm_libdir=$(llvm-config --libdir)
+	# an ugly hack; TODO: figure out a way to pass -L to ocaml...
+	cd "${BUILD_DIR}/${libdir}" || die
+	ln -s "${llvm_libdir}"/*.so . || die
+
+	if use test; then
+		local llvm_bindir=$(llvm-config --bindir)
+		# Force using system-installed tools.
+		sed -i -e "/llvm_tools_dir/s@\".*\"@\"${llvm_bindir}\"@" \
+			"${BUILD_DIR}"/test/lit.site.cfg || die
+	fi
+}
+
+src_compile() {
+	cmake-utils_src_compile ocaml_all
+}
+
+src_test() {
+	# respect TMPDIR!
+	local -x LIT_PRESERVES_TMP=1
+	cmake-utils_src_make check-llvm-bindings-ocaml
+}
+
+src_install() {
+	DESTDIR="${D}" \
+	cmake -P "${BUILD_DIR}"/bindings/ocaml/cmake_install.cmake || die
+
+	dodoc bindings/ocaml/README.txt
+}
diff --git a/dev-ml/llvm-ocaml/llvm-ocaml-5.0.0.ebuild b/dev-ml/llvm-ocaml/llvm-ocaml-5.0.0.ebuild
new file mode 100644
index 000000000000..d602e6ea65f6
--- /dev/null
+++ b/dev-ml/llvm-ocaml/llvm-ocaml-5.0.0.ebuild
@@ -0,0 +1,133 @@
+# Copyright 1999-2017 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+: ${CMAKE_MAKEFILE_GENERATOR:=ninja}
+# (needed due to CMAKE_BUILD_TYPE != Gentoo)
+CMAKE_MIN_VERSION=3.7.0-r1
+PYTHON_COMPAT=( python2_7 )
+
+inherit cmake-utils llvm python-any-r1
+
+MY_P=llvm-${PV/_/}
+DESCRIPTION="OCaml bindings for LLVM"
+HOMEPAGE="https://llvm.org/"
+SRC_URI="https://releases.llvm.org/${PV/_//}/${MY_P/_/}.src.tar.xz"
+
+# Keep in sync with sys-devel/llvm
+ALL_LLVM_TARGETS=( AArch64 AMDGPU ARM BPF Hexagon Lanai Mips MSP430
+	NVPTX PowerPC Sparc SystemZ X86 XCore )
+ALL_LLVM_TARGETS=( "${ALL_LLVM_TARGETS[@]/#/llvm_targets_}" )
+LLVM_TARGET_USEDEPS=${ALL_LLVM_TARGETS[@]/%/?}
+
+LICENSE="UoI-NCSA"
+SLOT="0/${PV}"
+KEYWORDS="~amd64 ~arm ~x86"
+IUSE="debug test ${ALL_LLVM_TARGETS[*]}"
+
+RDEPEND="
+	>=dev-lang/ocaml-4.00.0:0=
+	dev-ml/ocaml-ctypes:=
+	~sys-devel/llvm-${PV}:=[${LLVM_TARGET_USEDEPS// /,},debug?]
+	!sys-devel/llvm[ocaml(-)]"
+# configparser-3.2 breaks the build (3.3 or none at all are fine)
+DEPEND="${RDEPEND}
+	dev-lang/perl
+	dev-ml/findlib
+	test? ( dev-ml/ounit
+		$(python_gen_any_dep "~dev-python/lit-${PV}[\${PYTHON_USEDEP}]") )
+	!!<dev-python/configparser-3.3.0.2
+	${PYTHON_DEPS}"
+
+REQUIRED_USE="${PYTHON_REQUIRED_USE}
+	|| ( ${ALL_LLVM_TARGETS[*]} )"
+
+S=${WORKDIR}/${MY_P/_/}.src
+
+# least intrusive of all
+CMAKE_BUILD_TYPE=RelWithDebInfo
+
+python_check_deps() {
+	! use test \
+		|| has_version "dev-python/lit[${PYTHON_USEDEP}]"
+}
+
+pkg_setup() {
+	LLVM_MAX_SLOT=${PV%%.*} llvm_pkg_setup
+	python-any-r1_pkg_setup
+}
+
+src_prepare() {
+	# Python is needed to run tests using lit
+	python_setup
+
+	# User patches
+	eapply_user
+}
+
+src_configure() {
+	local libdir=$(get_libdir)
+	local mycmakeargs=(
+		-DLLVM_LIBDIR_SUFFIX=${libdir#lib}
+
+		-DBUILD_SHARED_LIBS=ON
+		-DLLVM_OCAML_OUT_OF_TREE=ON
+		-DLLVM_TARGETS_TO_BUILD="${LLVM_TARGETS// /;}"
+		-DLLVM_BUILD_TESTS=$(usex test)
+
+		# disable various irrelevant deps and settings
+		-DLLVM_ENABLE_FFI=OFF
+		-DLLVM_ENABLE_TERMINFO=OFF
+		-DHAVE_HISTEDIT_H=NO
+		-DWITH_POLLY=OFF
+		-DLLVM_ENABLE_ASSERTIONS=$(usex debug)
+		-DLLVM_ENABLE_EH=ON
+		-DLLVM_ENABLE_RTTI=ON
+
+		-DLLVM_HOST_TRIPLE="${CHOST}"
+
+		# disable go bindings
+		-DGO_EXECUTABLE=GO_EXECUTABLE-NOTFOUND
+
+		# TODO: ocamldoc
+	)
+
+	use test && mycmakeargs+=(
+		-DLIT_COMMAND="${EPREFIX}/usr/bin/lit"
+	)
+
+	# LLVM_ENABLE_ASSERTIONS=NO does not guarantee this for us, #614844
+	# also: custom rules for OCaml do not work for CPPFLAGS
+	use debug || local -x CFLAGS="${CFLAGS} -DNDEBUG"
+	cmake-utils_src_configure
+
+	local llvm_libdir=$(llvm-config --libdir)
+	# an ugly hack; TODO: figure out a way to pass -L to ocaml...
+	cd "${BUILD_DIR}/${libdir}" || die
+	ln -s "${llvm_libdir}"/*.so . || die
+
+	if use test; then
+		local llvm_bindir=$(llvm-config --bindir)
+		# Force using system-installed tools.
+		sed -i -e "/llvm_tools_dir/s@\".*\"@\"${llvm_bindir}\"@" \
+			"${BUILD_DIR}"/test/lit.site.cfg || die
+	fi
+}
+
+src_compile() {
+	cmake-utils_src_compile ocaml_all
+}
+
+src_test() {
+	# respect TMPDIR!
+	local -x LIT_PRESERVES_TMP=1
+	cmake-utils_src_make check-llvm-bindings-ocaml
+}
+
+src_install() {
+	DESTDIR="${D}" \
+	cmake -P "${BUILD_DIR}"/bindings/ocaml/cmake_install.cmake || die
+
+	dodoc bindings/ocaml/README.txt
+}
diff --git a/dev-ml/llvm-ocaml/llvm-ocaml-5.0.9999.ebuild b/dev-ml/llvm-ocaml/llvm-ocaml-5.0.9999.ebuild
new file mode 100644
index 000000000000..28df8234f9ed
--- /dev/null
+++ b/dev-ml/llvm-ocaml/llvm-ocaml-5.0.9999.ebuild
@@ -0,0 +1,133 @@
+# Copyright 1999-2017 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+: ${CMAKE_MAKEFILE_GENERATOR:=ninja}
+# (needed due to CMAKE_BUILD_TYPE != Gentoo)
+CMAKE_MIN_VERSION=3.7.0-r1
+PYTHON_COMPAT=( python2_7 )
+
+inherit cmake-utils git-r3 llvm python-any-r1
+
+DESCRIPTION="OCaml bindings for LLVM"
+HOMEPAGE="https://llvm.org/"
+SRC_URI=""
+EGIT_REPO_URI="https://git.llvm.org/git/llvm.git
+	https://github.com/llvm-mirror/llvm.git"
+EGIT_BRANCH="release_50"
+
+# Keep in sync with sys-devel/llvm
+ALL_LLVM_TARGETS=( AArch64 AMDGPU ARM BPF Hexagon Lanai Mips MSP430
+	NVPTX PowerPC Sparc SystemZ X86 XCore )
+ALL_LLVM_TARGETS=( "${ALL_LLVM_TARGETS[@]/#/llvm_targets_}" )
+LLVM_TARGET_USEDEPS=${ALL_LLVM_TARGETS[@]/%/?}
+
+LICENSE="UoI-NCSA"
+SLOT="0/${PV}"
+KEYWORDS=""
+IUSE="debug test ${ALL_LLVM_TARGETS[*]}"
+
+RDEPEND="
+	>=dev-lang/ocaml-4.00.0:0=
+	dev-ml/ocaml-ctypes:=
+	~sys-devel/llvm-${PV}:=[${LLVM_TARGET_USEDEPS// /,},debug?]
+	!sys-devel/llvm[ocaml(-)]"
+# configparser-3.2 breaks the build (3.3 or none at all are fine)
+DEPEND="${RDEPEND}
+	dev-lang/perl
+	dev-ml/findlib
+	test? ( dev-ml/ounit
+		$(python_gen_any_dep "~dev-python/lit-${PV}[\${PYTHON_USEDEP}]") )
+	!!<dev-python/configparser-3.3.0.2
+	${PYTHON_DEPS}"
+
+REQUIRED_USE="${PYTHON_REQUIRED_USE}
+	|| ( ${ALL_LLVM_TARGETS[*]} )"
+
+# least intrusive of all
+CMAKE_BUILD_TYPE=RelWithDebInfo
+
+python_check_deps() {
+	! use test \
+		|| has_version "dev-python/lit[${PYTHON_USEDEP}]"
+}
+
+pkg_setup() {
+	LLVM_MAX_SLOT=${PV%%.*} llvm_pkg_setup
+	python-any-r1_pkg_setup
+}
+
+src_prepare() {
+	# Python is needed to run tests using lit
+	python_setup
+
+	# User patches
+	eapply_user
+}
+
+src_configure() {
+	local libdir=$(get_libdir)
+	local mycmakeargs=(
+		-DLLVM_LIBDIR_SUFFIX=${libdir#lib}
+
+		-DBUILD_SHARED_LIBS=ON
+		-DLLVM_OCAML_OUT_OF_TREE=ON
+		-DLLVM_TARGETS_TO_BUILD="${LLVM_TARGETS// /;}"
+		-DLLVM_BUILD_TESTS=$(usex test)
+
+		# disable various irrelevant deps and settings
+		-DLLVM_ENABLE_FFI=OFF
+		-DLLVM_ENABLE_TERMINFO=OFF
+		-DHAVE_HISTEDIT_H=NO
+		-DWITH_POLLY=OFF
+		-DLLVM_ENABLE_ASSERTIONS=$(usex debug)
+		-DLLVM_ENABLE_EH=ON
+		-DLLVM_ENABLE_RTTI=ON
+
+		-DLLVM_HOST_TRIPLE="${CHOST}"
+
+		# disable go bindings
+		-DGO_EXECUTABLE=GO_EXECUTABLE-NOTFOUND
+
+		# TODO: ocamldoc
+	)
+
+	use test && mycmakeargs+=(
+		-DLIT_COMMAND="${EPREFIX}/usr/bin/lit"
+	)
+
+	# LLVM_ENABLE_ASSERTIONS=NO does not guarantee this for us, #614844
+	# also: custom rules for OCaml do not work for CPPFLAGS
+	use debug || local -x CFLAGS="${CFLAGS} -DNDEBUG"
+	cmake-utils_src_configure
+
+	local llvm_libdir=$(llvm-config --libdir)
+	# an ugly hack; TODO: figure out a way to pass -L to ocaml...
+	cd "${BUILD_DIR}/${libdir}" || die
+	ln -s "${llvm_libdir}"/*.so . || die
+
+	if use test; then
+		local llvm_bindir=$(llvm-config --bindir)
+		# Force using system-installed tools.
+		sed -i -e "/llvm_tools_dir/s@\".*\"@\"${llvm_bindir}\"@" \
+			"${BUILD_DIR}"/test/lit.site.cfg || die
+	fi
+}
+
+src_compile() {
+	cmake-utils_src_compile ocaml_all
+}
+
+src_test() {
+	# respect TMPDIR!
+	local -x LIT_PRESERVES_TMP=1
+	cmake-utils_src_make check-llvm-bindings-ocaml
+}
+
+src_install() {
+	DESTDIR="${D}" \
+	cmake -P "${BUILD_DIR}"/bindings/ocaml/cmake_install.cmake || die
+
+	dodoc bindings/ocaml/README.txt
+}
diff --git a/dev-ml/llvm-ocaml/llvm-ocaml-9999.ebuild b/dev-ml/llvm-ocaml/llvm-ocaml-9999.ebuild
new file mode 100644
index 000000000000..d0ff8f212f34
--- /dev/null
+++ b/dev-ml/llvm-ocaml/llvm-ocaml-9999.ebuild
@@ -0,0 +1,138 @@
+# Copyright 1999-2017 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+: ${CMAKE_MAKEFILE_GENERATOR:=ninja}
+# (needed due to CMAKE_BUILD_TYPE != Gentoo)
+CMAKE_MIN_VERSION=3.7.0-r1
+PYTHON_COMPAT=( python2_7 )
+
+inherit cmake-utils git-r3 llvm python-any-r1
+
+DESCRIPTION="OCaml bindings for LLVM"
+HOMEPAGE="https://llvm.org/"
+SRC_URI=""
+EGIT_REPO_URI="https://git.llvm.org/git/llvm.git
+	https://github.com/llvm-mirror/llvm.git"
+
+# Keep in sync with sys-devel/llvm
+ALL_LLVM_EXPERIMENTAL_TARGETS=( AVR Nios2 RISCV WebAssembly )
+ALL_LLVM_TARGETS=( AArch64 AMDGPU ARM BPF Hexagon Lanai Mips MSP430
+	NVPTX PowerPC Sparc SystemZ X86 XCore
+	"${ALL_LLVM_EXPERIMENTAL_TARGETS[@]}" )
+ALL_LLVM_TARGETS=( "${ALL_LLVM_TARGETS[@]/#/llvm_targets_}" )
+LLVM_TARGET_USEDEPS=${ALL_LLVM_TARGETS[@]/%/?}
+
+LICENSE="UoI-NCSA"
+SLOT="0/${PV}"
+KEYWORDS=""
+IUSE="debug test ${ALL_LLVM_TARGETS[*]}"
+
+RDEPEND="
+	>=dev-lang/ocaml-4.00.0:0=
+	dev-ml/ocaml-ctypes:=
+	~sys-devel/llvm-${PV}:=[${LLVM_TARGET_USEDEPS// /,},debug?]
+	!sys-devel/llvm[ocaml(-)]"
+# configparser-3.2 breaks the build (3.3 or none at all are fine)
+DEPEND="${RDEPEND}
+	dev-lang/perl
+	dev-ml/findlib
+	test? ( dev-ml/ounit
+		$(python_gen_any_dep "~dev-python/lit-${PV}[\${PYTHON_USEDEP}]") )
+	!!<dev-python/configparser-3.3.0.2
+	${PYTHON_DEPS}"
+
+REQUIRED_USE="${PYTHON_REQUIRED_USE}
+	|| ( ${ALL_LLVM_TARGETS[*]} )"
+
+# least intrusive of all
+CMAKE_BUILD_TYPE=RelWithDebInfo
+
+python_check_deps() {
+	! use test \
+		|| has_version "dev-python/lit[${PYTHON_USEDEP}]"
+}
+
+pkg_setup() {
+	llvm_pkg_setup
+	python-any-r1_pkg_setup
+}
+
+src_prepare() {
+	# Python is needed to run tests using lit
+	python_setup
+
+	# User patches
+	eapply_user
+}
+
+src_configure() {
+	local libdir=$(get_libdir)
+	local mycmakeargs=(
+		-DLLVM_LIBDIR_SUFFIX=${libdir#lib}
+
+		-DBUILD_SHARED_LIBS=ON
+		-DLLVM_OCAML_OUT_OF_TREE=ON
+		# cheap hack: LLVM combines both anyway, and the only difference
+		# is that the former list is explicitly verified at cmake time
+		-DLLVM_TARGETS_TO_BUILD=""
+		-DLLVM_EXPERIMENTAL_TARGETS_TO_BUILD="${LLVM_TARGETS// /;}"
+		-DLLVM_BUILD_TESTS=$(usex test)
+
+		# disable various irrelevant deps and settings
+		-DLLVM_ENABLE_FFI=OFF
+		-DLLVM_ENABLE_TERMINFO=OFF
+		-DHAVE_HISTEDIT_H=NO
+		-DWITH_POLLY=OFF
+		-DLLVM_ENABLE_ASSERTIONS=$(usex debug)
+		-DLLVM_ENABLE_EH=ON
+		-DLLVM_ENABLE_RTTI=ON
+
+		-DLLVM_HOST_TRIPLE="${CHOST}"
+
+		# disable go bindings
+		-DGO_EXECUTABLE=GO_EXECUTABLE-NOTFOUND
+
+		# TODO: ocamldoc
+	)
+
+	use test && mycmakeargs+=(
+		-DLLVM_EXTERNAL_LIT="${EPREFIX}/usr/bin/lit"
+		-DLLVM_LIT_ARGS="-vv"
+	)
+
+	# LLVM_ENABLE_ASSERTIONS=NO does not guarantee this for us, #614844
+	# also: custom rules for OCaml do not work for CPPFLAGS
+	use debug || local -x CFLAGS="${CFLAGS} -DNDEBUG"
+	cmake-utils_src_configure
+
+	local llvm_libdir=$(llvm-config --libdir)
+	# an ugly hack; TODO: figure out a way to pass -L to ocaml...
+	cd "${BUILD_DIR}/${libdir}" || die
+	ln -s "${llvm_libdir}"/*.so . || die
+
+	if use test; then
+		local llvm_bindir=$(llvm-config --bindir)
+		# Force using system-installed tools.
+		sed -i -e "/llvm_tools_dir/s@\".*\"@\"${llvm_bindir}\"@" \
+			"${BUILD_DIR}"/test/lit.site.cfg.py || die
+	fi
+}
+
+src_compile() {
+	cmake-utils_src_compile ocaml_all
+}
+
+src_test() {
+	# respect TMPDIR!
+	local -x LIT_PRESERVES_TMP=1
+	cmake-utils_src_make check-llvm-bindings-ocaml
+}
+
+src_install() {
+	DESTDIR="${D}" \
+	cmake -P "${BUILD_DIR}"/bindings/ocaml/cmake_install.cmake || die
+
+	dodoc bindings/ocaml/README.txt
+}
diff --git a/dev-ml/llvm-ocaml/metadata.xml b/dev-ml/llvm-ocaml/metadata.xml
new file mode 100644
index 000000000000..89c4bdb96049
--- /dev/null
+++ b/dev-ml/llvm-ocaml/metadata.xml
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+	<maintainer type="project">
+		<email>llvm@gentoo.org</email>
+	</maintainer>
+</pkgmetadata>