dev-ml/llvm-ocaml: Bump to 8.0.0rc3

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

dev-ml/llvm-ocaml/Manifest

@@ -3,3 +3,4 @@ DIST llvm-5.0.2.src.tar.xz 23451868 BLAKE2B b7082be2e4ad557b29b9f6869811f262adcf
 DIST llvm-6.0.1.src.tar.xz 25306628 BLAKE2B 60232d4d22f8096b565cc8d81fea0639f24f14e8fc4f66ade69fa15479181f07f655f26dff3fa24bf105762b495da316c5c9352db234bd0af6b9c3fff6d4d881 SHA512 cbbb00eb99cfeb4aff623ee1a5ba075e7b5a76fc00c5f9f539ff28c108598f5708a0369d5bd92683def5a20c2fe60cab7827b42d628dbfcc79b57e0e91b84dd9
 DIST llvm-7.0.1.src.tar.xz 28311056 BLAKE2B 737aa6144a415e41a4ff2c8bd5a727d6f14d7b1810c62cbefa5a25fe642c98cddf8a28e35c7e9783373aa3b96f5c0943229e229ad1b43e56e9ed6db0f27ab128 SHA512 ac43a3cb71a53deb55e3693653847cf20bf6f5d9056f224e6956c96d63bc59ebee9404f088eec9cabe65337b4607a905ef931354b373cf64e0004c6905a6b5df
 DIST llvm-8.0.0rc2.src.tar.xz 30492444 BLAKE2B e7afd3b66e3eb204e07348f0bc77f0ae03d8e9581de4c94cba7c0b43b53f36ecd891c1272ce43ea6c78999fd404a7db105266a2eaca22975133571e1152961af SHA512 9d93197848e9472cc2fef2477897e4f4d74a79b17a164fd43446b0ffb327e7f484cf64f0c294d9a99707c0b46282eb0d16e6ceb5d2d568f25e4235f70ae3c5e7
+DIST llvm-8.0.0rc3.src.tar.xz 30507604 BLAKE2B c9baaca537d292af9f12368df86090750508113eb7db393fe44c1ba7579df947f0a7092e6ddd4403bda9f9ed75fe8c049f3baf6d8671faa0c91e3267c584893a SHA512 82199841c2084cffe4e86b4f2d5ebe404059196f1f6d000ee69cfddba05d78c4500ad7499615fa67e9774ead6cba5a23db484dd85f752c8d08e8067f7d7b98ca

dev-ml/llvm-ocaml/llvm-ocaml-8.0.0_rc3.ebuild

@@ -0,0 +1,127 @@
+# Copyright 1999-2019 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+: ${CMAKE_MAKEFILE_GENERATOR:=ninja}
+# (needed due to CMAKE_BUILD_TYPE != Gentoo)
+CMAKE_MIN_VERSION=3.7.0-r1
+PYTHON_COMPAT=( python2_7 )
+
+inherit cmake-utils llvm multiprocessing python-any-r1
+
+MY_P=llvm-${PV/_/}.src
+DESCRIPTION="OCaml bindings for LLVM"
+HOMEPAGE="https://llvm.org/"
+SRC_URI="https://prereleases.llvm.org/${PV/_//}/${MY_P}.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 ${ALL_LLVM_TARGETS[*]}"
+RESTRICT="!test? ( test )"
+
+RDEPEND="
+	>=dev-lang/ocaml-4.00.0:0=
+	dev-ml/ocaml-ctypes:=
+	~sys-devel/llvm-${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 )
+	!!<dev-python/configparser-3.3.0.2
+	${PYTHON_DEPS}"
+
+REQUIRED_USE="${PYTHON_REQUIRED_USE}
+	|| ( ${ALL_LLVM_TARGETS[*]} )"
+
+S=${WORKDIR}/${MY_P}
+
+# least intrusive of all
+CMAKE_BUILD_TYPE=RelWithDebInfo
+
+pkg_setup() {
+	LLVM_MAX_SLOT=${PV%%.*} llvm_pkg_setup
+	python-any-r1_pkg_setup
+}
+
+src_prepare() {
+	# Python is needed to run tests using lit
+	python_setup
+
+	cmake-utils_src_prepare
+}
+
+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+=(
+		-DLLVM_LIT_ARGS="-vv;-j;${LIT_JOBS:-$(makeopts_jobs "${MAKEOPTS}" "$(get_nproc)")}"
+	)
+
+	# 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
+}