2 files changed, 112 insertions, 0 deletions
diff --git a/dev-ml/llvm-ocaml/Manifest b/dev-ml/llvm-ocaml/Manifest
index 1dff6636ab84..bbf3c61e611c 100644
--- a/dev-ml/llvm-ocaml/Manifest
+++ b/dev-ml/llvm-ocaml/Manifest
@@ -8,3 +8,4 @@ DIST llvm-project-17.0.6.src.tar.xz 127838860 BLAKE2B d6ede1a9fda8756995c3e06541
 DIST llvm-project-17.0.6.src.tar.xz.sig 438 BLAKE2B 186e75b6a0fbfe1e85408589c149e1800fcc47d685b74e4260018e05cd08bc793d1d1197c9c50e177eea941a3d0c65cb0c583ce6dae449099b920adf8a508ef7 SHA512 f78c55053a6450625f3e95f52c305110b4468a9854fec75831b65b8d6ceee3c9206ab9e63c4b5fda8be9bd344f72cfbdaae0520ed240abd505e08ebeaa25d340
 DIST llvm-project-5237193b87721134541f228e28edfd544a9c8ac8.tar.gz 201404340 BLAKE2B f028b8b100721202007e3106d8ee91bcf2ac90588f9268ec835dc4ea3941363d4b796338146c65d1a9e88957d18738030f713b3fed770616c79cb40043e706db SHA512 40a4d4f99f1a690a0f8737261aeeaa61af6124eeadcb6bab5c3828e88b36b8cce42a8caee6d3f01e675047c59b62210de017d207e341f680eff97758f798ad45
 DIST llvm-project-6a4489a73337907d52e7eaf3716f3de9008e6e53.tar.gz 201703120 BLAKE2B 7de783df15ff30ab85aad2f02a5a043d09b18dd7b212c19e21b045870497e2b17a53527523cd533c4ef61b22d605026a9322d2f8d02f0d4f76ed26ab693b788c SHA512 ffc31d7037255d608717faff84e858d63b37abed5659d66599864ae44ed00fc5902e9851eb1b8c848b500623681ef5782b39ad2bf8bcf96ac4f35032efde1490
+DIST llvm-project-d37ced88809cb4d2df57ec80887b3f8801ca719b.tar.gz 203826420 BLAKE2B 58448df837f2119720a36b837d0e4f2b2fc00da5658706b193b9d2d180cf0f6c5eb79a9cc0fa9d94310996a95210115a5a46371bd8537f16e105adea14a72399 SHA512 1348e5bf736acaeebf0ae0f613973e6c2d439d360c2272bb4ab112e579b12c297970bb765fd774c768aa55a922c93048b1d8ae6bfd636b241fa86f9427cc2069
diff --git a/dev-ml/llvm-ocaml/llvm-ocaml-18.0.0_pre20231215.ebuild b/dev-ml/llvm-ocaml/llvm-ocaml-18.0.0_pre20231215.ebuild
new file mode 100644
index 000000000000..7447a6d6c7fb
--- /dev/null
+++ b/dev-ml/llvm-ocaml/llvm-ocaml-18.0.0_pre20231215.ebuild
@@ -0,0 +1,111 @@
+# Copyright 1999-2023 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=( python3_{10..12} )
+inherit cmake llvm llvm.org python-any-r1
+
+DESCRIPTION="OCaml bindings for LLVM"
+HOMEPAGE="https://llvm.org/"
+
+LICENSE="Apache-2.0-with-LLVM-exceptions UoI-NCSA"
+SLOT="0/${PV}"
+IUSE="+debug test"
+RESTRICT="!test? ( test )"
+
+RDEPEND="
+	>=dev-lang/ocaml-4.00.0:0=
+	dev-ml/ocaml-ctypes:=
+	~sys-devel/llvm-${PV}:=[debug?]
+	!sys-devel/llvm[ocaml(-)]
+"
+
+DEPEND="
+	${RDEPEND}
+"
+BDEPEND="
+	${PYTHON_DEPS}
+	dev-lang/perl
+	dev-ml/findlib
+	>=dev-util/cmake-3.16
+"
+
+LLVM_COMPONENTS=( llvm cmake third-party )
+LLVM_USE_TARGETS=llvm
+llvm.org_set_globals
+
+pkg_setup() {
+	LLVM_MAX_SLOT=${LLVM_MAJOR} llvm_pkg_setup
+	python-any-r1_pkg_setup
+}
+
+src_configure() {
+	local libdir=$(get_libdir)
+	local mycmakeargs=(
+		-DLLVM_LIBDIR_SUFFIX=${libdir#lib}
+
+		-DBUILD_SHARED_LIBS=OFF
+		-DLLVM_BUILD_LLVM_DYLIB=ON
+		-DLLVM_LINK_LLVM_DYLIB=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
+		-DLLVM_ENABLE_ASSERTIONS=$(usex debug)
+		-DLLVM_ENABLE_EH=ON
+		-DLLVM_ENABLE_RTTI=ON
+
+		-DLLVM_HOST_TRIPLE="${CHOST}"
+
+		-DPython3_EXECUTABLE="${PYTHON}"
+
+		# TODO: ocamldoc
+	)
+
+	use test && mycmakeargs+=(
+		-DLLVM_LIT_ARGS="$(get_lit_flags)"
+	)
+
+	# 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="${CFLAGS} -DNDEBUG"
+	cmake_src_configure
+
+	local llvm_libdir=$(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_build ocaml_all
+}
+
+src_test() {
+	# respect TMPDIR!
+	local -x LIT_PRESERVES_TMP=1
+	cmake_build check-llvm-bindings-ocaml
+}
+
+src_install() {
+	DESTDIR="${D}" \
+	cmake -P "${BUILD_DIR}"/bindings/ocaml/cmake_install.cmake || die
+
+	dodoc bindings/ocaml/README.txt
+}