gentoo auto-resync : 15:05:2023 - 22:05:14

4 files changed, 455 insertions, 10 deletions

diff --git a/sys-devel/clang/Manifest b/sys-devel/clang/Manifest
index 8464bb8389b7..4cb53dd46ef1 100644
--- a/sys-devel/clang/Manifest
+++ b/sys-devel/clang/Manifest
@@ -2,6 +2,7 @@ DIST llvm-14.0.6-manpages.tar.bz2 218186 BLAKE2B 4491296e490936a2d7b518e19a0ff63
 DIST llvm-15.0.7-manpages.tar.bz2 228425 BLAKE2B 573b030a32407cfe241fb2c8c62bed8e7c54f9daf4b8cffdd2d4e5ca2e40b5ec5ed3724475aedf77119be1a4d9de847a989e933d315e6d94908e407a19c98047 SHA512 86d5eeea2757b0a627c8d2d6e70a3265fc0207085f4e473cdd6e8b624c719625dead23fd1737742a1bea27b1c4631ef3e8e3041a1122a85fcb49859e5bfbee49
 DIST llvm-16.0.3-manpages.tar.bz2 245859 BLAKE2B ea98ac1a777bb2fe52a576e7a733030e88debc50dbfceb70f20814fd960da6a56d06986272cb2792c86701961e4e39006e5a3aa105eefb8c59e3b99e528078ec SHA512 6669105c9ac66ec0c21ccc788635935b5133b035b97ff31af049ebb8064fa7d257d54c5d9fda79674aa6037668e3ddfd2a09f716dbfd7cd356b0e193242aa9fc
 DIST llvm-gentoo-patchset-14.0.6-r2.tar.xz 16120 BLAKE2B e12e522fdb7ba505693c679cb09cc8e00e6a954df195c86c2af4dbf1b68334a405b8dcc45f2e28b5e5e0b7e9d5eb7ba907337027927371b7a3b7784ff8aae7e0 SHA512 8a5ea71c30fc0727cc855dd812bbcb6d5f51c80c98eb3d5b80258d5c5eaab1310edc9d53ae63c2ca827abec68e2912c4b69ef0da351ff883fb30545a61e1d09c
+DIST llvm-gentoo-patchset-14.0.6-r4.tar.xz 19360 BLAKE2B 814dd617d237b0bd9c80bdd9d921196b8f93248b731083e79455d4609a05dd15b6847fc227359624abce683ecdaadaefea71dc9b65b7edd1fc3912123fa55054 SHA512 9ac57abc87a63cf31ecd021e6dd44f5f11cd6136fa3b92e89c52a6d13e0ed471f88e6e96160baeac4615eedff7943048a35a98c8d37387894c9c2d1f5df277ce
 DIST llvm-gentoo-patchset-15.0.7-r3.tar.xz 24268 BLAKE2B 6531ae385ecea87bc26dba8ce19b4cde8ff224c80fd81f04c6ded131e305ecfdeb8d29ebd3b68a641d240805dc83eb0ebc7cc85124f02ad0ee66e0f201b91d7e SHA512 66cb33f8b423736b990fb75d4f2d1e5f14c0b03308f403297204dd1a352d72f85f34220fd66d3de5d6df328cdf2ffce03c2a111cb0bb57791cf68a88069ac7df
 DIST llvm-gentoo-patchset-15.0.7.tar.xz 19300 BLAKE2B b70e81d744c2eba5cd851e7b690ce8979b3064973f522be7c93bfb541860000a4bc8b17219f8788dfc8a527217dd13946cf7836640698ddd3d4b3fde493dfbf8 SHA512 daffff6ae4a0874aff1a423b4bb36701ecb5a35a36ae91d4ed7fda58b83e50ffcdc30498c84be4711fd3e1f227bf312dbe930019203e0a131944439af2aa94f7
 DIST llvm-project-14.0.6.src.tar.xz 105618228 BLAKE2B ee67c5407df8cef493b9c0004f15e428f22a536a17e5f4e3eb29a003b8a8ec0abe0fa3e072591161d5f30ef7d8867c1ce34d1b341ad858e93c00263499941a99 SHA512 6fc6eeb60fac698702d1aac495fc0161eb7216a1f8db2020af8fccec5837831f7cc20dc2a169bf4f0b5f520748280b4a86621f3697d622aa58faaa45dbfaad13
@@ -13,11 +14,12 @@ DIST llvm-project-16.0.3.src.tar.xz.sig 566 BLAKE2B bbd96268b006fecffd7402452ae7
 DIST llvm-project-52882de0e641487329c9e093a90ea3dad01842c8.tar.gz 182953335 BLAKE2B 98682729992d73202e35b540d5d0d87e2acf44e4ab6896a0b6f9ac4a7423f55ad370ae1d7e919a6c86dc7f138a66890ac89b852b03305612d248ab567833f8be SHA512 3685aff0f648e9b477e1e01edebe4799498c21587e2ed5577e2fdef98bb21ea215e206606a11692fbb93a0989fd59fd324faff2c4d97b7afca0851b53f123f05
 DIST llvm-project-7d436d56b60b36508b94e39d08761f1405a9c770.tar.gz 183363091 BLAKE2B e0d3520814b3455e33107715697f00d653ad46bb8d8200caf42c42743520f389217ea2e57449bbc2e98126b602b2aa344e4125e4b1f92152f7957a11a9b9a150 SHA512 65a8e30702217e5e1309efe3daeda5115eeb2e8d25238db1fa4e8dcfc729d75655a10b3394f2f70b7e7efb8ea33a31b6e2482065cc81805023101da00584a81e
 EBUILD clang-14.0.6-r1.ebuild 12014 BLAKE2B 0f9eed7779a5b9aa8f92002f6f4d8e22e7baf3d3f6d1930e4716abf3aa00d866f68a682dc2a404655f53800e26c8b388da552184da6943287b2d91c5c1c2672b SHA512 c5e46f1044604f4e41cdb6c42d2079096c0bcdd396d99f8e95a6b5b66918e3519e4226741202f716fa5f53295188ec2bfcec66ae32480a8e10b4ab18bdb880ab
+EBUILD clang-14.0.6-r4.ebuild 11945 BLAKE2B 1f14f89997a862e04b0d9042c6d9c698c2cd455ab3a7dc3473af08137566e3c26ac05cf818ba8b12113c38cbd0b3c0d48836ed6b13216821614d7eb7eb1260c6 SHA512 37ee0684d6ae0dfb4e8cb0da683dec4996f8bad1762e3d8ffd1e4bf5a01e2c6cc90dac76a26edfb558e458b50be7ac535f71ea2b3578d6e58e388dab9661b27b
 EBUILD clang-15.0.7-r1.ebuild 12617 BLAKE2B 780db8dc3c92efab35280d32f6b7d4ffcea912d7839b995a18aa603d0cf59df1199eabd53eb5a475e67da7a45e10fdd08e9879b871a25672f135dbdb001a5f46 SHA512 f6302415c9a4fb8571613ff5ebea4096f1318333ba4bc0f3c0b63b04eb0d10755c4555f55186875db0d34bb5d2c0b245b758aff387b97033bc643a1a291d1195
 EBUILD clang-15.0.7-r3.ebuild 12552 BLAKE2B 1702065ffe0da6dbf809a82f0f0ec9e84daf7b0c3c4e9fb6d3c8eb320cf0034bfa6197f70f3752b3b58b841c27a7d8e00ccdd19b68f17a25fb54e203e9a66769 SHA512 f93df89921be88cd2bee7ba7d3aae0013db0b35f3f5e8cfac188fb5462a963afb9ce50b69b2046dbbe50d9bbf77532effb639e129176d986bb0c98d3106da3fb
 EBUILD clang-16.0.3.ebuild 12442 BLAKE2B 768d62dbfa26da9aa52240132b767c00f27e905bddbbd5078b507330d06c7033c7f2db06a199c74e20f8a83fcbacb94ec401ff4a7e81256a6a33f7774eaa8209 SHA512 e413717bd5191a054822daa2b8f3bc363b58de267e66046b3908edd8da6714552e039bb23e9d4c613a8e535c2d70e7add72a923f82763365dab00b5252a04be5
-EBUILD clang-16.0.4.9999.ebuild 12362 BLAKE2B 0cefbe01e7f0301a5c7ab7cb1ec3592806c0fcc45b574c81aaa9154295bfa0781b16058b7e3e2f46279500a468c12e9d0ed3a7804881f51dda0cb380a67f49a8 SHA512 4cc4d69017452e14b7224d9ae8762659d6ab52c972bb7ef944817888a21f7875f6f7010b12f970691015b048559b004c830b9414b12a4b47883130f73a0a0438
-EBUILD clang-17.0.0.9999.ebuild 12353 BLAKE2B b4165aa6ea9c9e65092d93989b8681281d42ce7e27c24df4a1788c6865667f217a9d61769ee83fb4ae23b1fd9c5b6e806d70aad20bd5f97c162471447e89730c SHA512 a125b873840ef52ad77a07c62d3872936ecdb2cd80bfdc9de3c781b6f26b87f2bde70974c12ea19df181e1d996d1990b1c79dcabe2887d7b913113cd2addcbfa
+EBUILD clang-16.0.4.9999.ebuild 12293 BLAKE2B b854af4222caecd41ed431d560b9311e3bbc23313323cd7bd3f3fe79935d194657a48e0a64ea3303836d79f4117c28029a6b7b9c8fceaeb2551ea5300871ed23 SHA512 5672ff46c5ed3409e651243b815e5492b9d0f76ef6224860ff60f5b887bf5e1a2c77208c058b94534b1bac614bbe00b858b4d94d017c39ec6554c5e714530077
+EBUILD clang-17.0.0.9999.ebuild 12284 BLAKE2B b3ed58b37e00f030d9ab4a8d599cfbcdcb78c17a1542e8942602f360b93077997243f68b4dd441133d9aa79d3e687a3692a8ec31c4937ed4b3f1651b1d1b0d3c SHA512 530d877ab7a240de67056c59c6baad288052133c01171ce9c67d12651300cb3dda3258cd92ab8bd319c89ab9856722c54183bb32ab410201ebe778e5e36e4329
 EBUILD clang-17.0.0_pre20230502.ebuild 12353 BLAKE2B b4165aa6ea9c9e65092d93989b8681281d42ce7e27c24df4a1788c6865667f217a9d61769ee83fb4ae23b1fd9c5b6e806d70aad20bd5f97c162471447e89730c SHA512 a125b873840ef52ad77a07c62d3872936ecdb2cd80bfdc9de3c781b6f26b87f2bde70974c12ea19df181e1d996d1990b1c79dcabe2887d7b913113cd2addcbfa
 EBUILD clang-17.0.0_pre20230512.ebuild 12353 BLAKE2B b4165aa6ea9c9e65092d93989b8681281d42ce7e27c24df4a1788c6865667f217a9d61769ee83fb4ae23b1fd9c5b6e806d70aad20bd5f97c162471447e89730c SHA512 a125b873840ef52ad77a07c62d3872936ecdb2cd80bfdc9de3c781b6f26b87f2bde70974c12ea19df181e1d996d1990b1c79dcabe2887d7b913113cd2addcbfa
 MISC metadata.xml 1600 BLAKE2B 8e49e099132445cf695e904acad8a699f3d8c4c1e4cd6ba9d0b97180dfa5b67e9c30b00d1e4cb6cd2f61b27f022accc8d6ee889c6569fc58fbc058186ad216fc SHA512 96b7cf4988ff1fd923ec87311caed458b64888b5acaaf20cc1ad893f2a963158f7f59398f9fd4f9e65cab3df265c0d002048ff874f7a76b94f36377bf9e8f5f6
diff --git a/sys-devel/clang/clang-14.0.6-r4.ebuild b/sys-devel/clang/clang-14.0.6-r4.ebuild
new file mode 100644
index 000000000000..0ed77662113f
--- /dev/null
+++ b/sys-devel/clang/clang-14.0.6-r4.ebuild
@@ -0,0 +1,445 @@
+# Copyright 1999-2023 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=( python3_{9..10} )
+inherit cmake llvm llvm.org multilib multilib-minimal \
+	prefix python-single-r1 toolchain-funcs
+
+DESCRIPTION="C language family frontend for LLVM"
+HOMEPAGE="https://llvm.org/"
+
+# MSVCSetupApi.h: MIT
+# sorttable.js: MIT
+
+LICENSE="Apache-2.0-with-LLVM-exceptions UoI-NCSA MIT"
+SLOT="$(ver_cut 1)"
+KEYWORDS="~amd64 ~arm ~arm64 ~ppc ~ppc64 ~riscv ~sparc ~x86 ~amd64-linux ~x64-macos"
+IUSE="
+	debug default-compiler-rt default-libcxx default-lld doc
+	llvm-libunwind +pie +static-analyzer test xml
+"
+REQUIRED_USE="${PYTHON_REQUIRED_USE}"
+RESTRICT="!test? ( test )"
+
+DEPEND="
+	~sys-devel/llvm-${PV}:${SLOT}=[debug=,${MULTILIB_USEDEP}]
+	static-analyzer? ( dev-lang/perl:* )
+	xml? ( dev-libs/libxml2:2=[${MULTILIB_USEDEP}] )
+"
+
+RDEPEND="
+	${PYTHON_DEPS}
+	${DEPEND}
+"
+BDEPEND="
+	${PYTHON_DEPS}
+	>=dev-util/cmake-3.16
+	doc? ( $(python_gen_cond_dep '
+		dev-python/recommonmark[${PYTHON_USEDEP}]
+		dev-python/sphinx[${PYTHON_USEDEP}]
+	') )
+	xml? ( virtual/pkgconfig )
+"
+PDEPEND="
+	sys-devel/clang-common
+	~sys-devel/clang-runtime-${PV}
+	default-compiler-rt? (
+		=sys-libs/compiler-rt-${PV%_*}*
+		llvm-libunwind? ( sys-libs/llvm-libunwind )
+		!llvm-libunwind? ( sys-libs/libunwind )
+	)
+	default-libcxx? ( >=sys-libs/libcxx-${PV} )
+	default-lld? ( sys-devel/lld )
+"
+
+LLVM_COMPONENTS=(
+	clang clang-tools-extra cmake
+	llvm/lib/Transforms/Hello
+)
+LLVM_MANPAGES=1
+LLVM_TEST_COMPONENTS=(
+	llvm/lib/Testing/Support
+	llvm/utils/{lit,llvm-lit,unittest}
+	llvm/utils/{UpdateTestChecks,update_cc_test_checks.py}
+)
+LLVM_PATCHSET=${PV}-r4
+LLVM_USE_TARGETS=llvm
+llvm.org_set_globals
+
+# Multilib notes:
+# 1. ABI_* flags control ABIs libclang* is built for only.
+# 2. clang is always capable of compiling code for all ABIs for enabled
+#    target. However, you will need appropriate crt* files (installed
+#    e.g. by sys-devel/gcc and sys-libs/glibc).
+# 3. ${CHOST}-clang wrappers are always installed for all ABIs included
+#    in the current profile (i.e. alike supported by sys-devel/gcc).
+#
+# Therefore: use sys-devel/clang[${MULTILIB_USEDEP}] only if you need
+# multilib clang* libraries (not runtime, not wrappers).
+
+pkg_setup() {
+	LLVM_MAX_SLOT=${SLOT} llvm_pkg_setup
+	python-single-r1_pkg_setup
+}
+
+src_prepare() {
+	# create extra parent dir for relative CLANG_RESOURCE_DIR access
+	mkdir -p x/y || die
+	BUILD_DIR=${WORKDIR}/x/y/clang
+
+	llvm.org_src_prepare
+
+	# add Gentoo Portage Prefix for Darwin (see prefix-dirs.patch)
+	eprefixify \
+		lib/Lex/InitHeaderSearch.cpp \
+		lib/Driver/ToolChains/Darwin.cpp || die
+
+	if ! use prefix-guest && [[ -n ${EPREFIX} ]]; then
+		sed -i "/LibDir.*Loader/s@return \"\/\"@return \"${EPREFIX}/\"@" lib/Driver/ToolChains/Linux.cpp || die
+	fi
+}
+
+check_distribution_components() {
+	if [[ ${CMAKE_MAKEFILE_GENERATOR} == ninja ]]; then
+		local all_targets=() my_targets=() l
+		cd "${BUILD_DIR}" || die
+
+		while read -r l; do
+			if [[ ${l} == install-*-stripped:* ]]; then
+				l=${l#install-}
+				l=${l%%-stripped*}
+
+				case ${l} in
+					# meta-targets
+					clang-libraries|distribution)
+						continue
+						;;
+					# tools
+					clang|clangd|clang-*)
+						;;
+					# static libraries
+					clang*|findAllSymbols)
+						continue
+						;;
+					# conditional to USE=doc
+					docs-clang-html|docs-clang-tools-html)
+						use doc || continue
+						;;
+				esac
+
+				all_targets+=( "${l}" )
+			fi
+		done < <(${NINJA} -t targets all)
+
+		while read -r l; do
+			my_targets+=( "${l}" )
+		done < <(get_distribution_components $"\n")
+
+		local add=() remove=()
+		for l in "${all_targets[@]}"; do
+			if ! has "${l}" "${my_targets[@]}"; then
+				add+=( "${l}" )
+			fi
+		done
+		for l in "${my_targets[@]}"; do
+			if ! has "${l}" "${all_targets[@]}"; then
+				remove+=( "${l}" )
+			fi
+		done
+
+		if [[ ${#add[@]} -gt 0 || ${#remove[@]} -gt 0 ]]; then
+			eqawarn "get_distribution_components() is outdated!"
+			eqawarn "   Add: ${add[*]}"
+			eqawarn "Remove: ${remove[*]}"
+		fi
+		cd - >/dev/null || die
+	fi
+}
+
+get_distribution_components() {
+	local sep=${1-;}
+
+	local out=(
+		# common stuff
+		clang-cmake-exports
+		clang-headers
+		clang-resource-headers
+		libclang-headers
+
+		# libs
+		clang-cpp
+		libclang
+	)
+
+	if multilib_is_native_abi; then
+		out+=(
+			# common stuff
+			bash-autocomplete
+			libclang-python-bindings
+
+			# tools
+			c-index-test
+			clang
+			clang-format
+			clang-offload-bundler
+			clang-offload-wrapper
+			clang-refactor
+			clang-repl
+			clang-rename
+			clang-scan-deps
+			diagtool
+			hmaptool
+
+			# extra tools
+			clang-apply-replacements
+			clang-change-namespace
+			clang-doc
+			clang-include-fixer
+			clang-move
+			clang-query
+			clang-reorder-fields
+			clang-tidy
+			clang-tidy-headers
+			clangd
+			find-all-symbols
+			modularize
+			pp-trace
+		)
+
+		if llvm_are_manpages_built; then
+			out+=(
+				# manpages
+				docs-clang-man
+				docs-clang-tools-man
+			)
+		fi
+
+		use doc && out+=(
+			docs-clang-html
+			docs-clang-tools-html
+		)
+
+		use static-analyzer && out+=(
+			clang-check
+			clang-extdef-mapping
+			scan-build
+			scan-build-py
+			scan-view
+		)
+	fi
+
+	printf "%s${sep}" "${out[@]}"
+}
+
+multilib_src_configure() {
+	local llvm_version=$(llvm-config --version) || die
+	local clang_version=$(ver_cut 1-3 "${llvm_version}")
+
+	local mycmakeargs=(
+		-DDEFAULT_SYSROOT=$(usex prefix-guest "" "${EPREFIX}")
+		-DLLVM_CMAKE_PATH="${EPREFIX}/usr/lib/llvm/${SLOT}/$(get_libdir)/cmake/llvm"
+		-DCMAKE_INSTALL_PREFIX="${EPREFIX}/usr/lib/llvm/${SLOT}"
+		-DCMAKE_INSTALL_MANDIR="${EPREFIX}/usr/lib/llvm/${SLOT}/share/man"
+		# relative to bindir
+		-DCLANG_RESOURCE_DIR="../../../../lib/clang/${clang_version}"
+
+		-DBUILD_SHARED_LIBS=OFF
+		-DCLANG_LINK_CLANG_DYLIB=ON
+		-DLLVM_DISTRIBUTION_COMPONENTS=$(get_distribution_components)
+
+		-DLLVM_TARGETS_TO_BUILD="${LLVM_TARGETS// /;}"
+		-DLLVM_BUILD_TESTS=$(usex test)
+
+		# these are not propagated reliably, so redefine them
+		-DLLVM_ENABLE_EH=ON
+		-DLLVM_ENABLE_RTTI=ON
+
+		-DCMAKE_DISABLE_FIND_PACKAGE_LibXml2=$(usex !xml)
+		# libgomp support fails to find headers without explicit -I
+		# furthermore, it provides only syntax checking
+		-DCLANG_DEFAULT_OPENMP_RUNTIME=libomp
+
+		# disable using CUDA to autodetect GPU, just build for all
+		-DCMAKE_DISABLE_FIND_PACKAGE_CUDA=ON
+
+		# override default stdlib and rtlib
+		-DCLANG_DEFAULT_CXX_STDLIB=$(usex default-libcxx libc++ "")
+		-DCLANG_DEFAULT_RTLIB=$(usex default-compiler-rt compiler-rt "")
+		-DCLANG_DEFAULT_LINKER=$(usex default-lld lld "")
+		-DCLANG_DEFAULT_PIE_ON_LINUX=$(usex pie)
+		-DCLANG_DEFAULT_UNWINDLIB=$(usex default-compiler-rt libunwind "")
+
+		-DCLANG_ENABLE_ARCMT=$(usex static-analyzer)
+		-DCLANG_ENABLE_STATIC_ANALYZER=$(usex static-analyzer)
+
+		-DPython3_EXECUTABLE="${PYTHON}"
+	)
+	use test && mycmakeargs+=(
+		-DLLVM_MAIN_SRC_DIR="${WORKDIR}/llvm"
+		-DLLVM_EXTERNAL_LIT="${BUILD_DIR}/bin/llvm-lit"
+		-DLLVM_LIT_ARGS="$(get_lit_flags)"
+	)
+
+	if multilib_is_native_abi; then
+		local build_docs=OFF
+		if llvm_are_manpages_built; then
+			build_docs=ON
+			mycmakeargs+=(
+				-DLLVM_BUILD_DOCS=ON
+				-DLLVM_ENABLE_SPHINX=ON
+				-DCLANG_INSTALL_SPHINX_HTML_DIR="${EPREFIX}/usr/share/doc/${PF}/html"
+				-DCLANG-TOOLS_INSTALL_SPHINX_HTML_DIR="${EPREFIX}/usr/share/doc/${PF}/tools-extra"
+				-DSPHINX_WARNINGS_AS_ERRORS=OFF
+			)
+		fi
+		mycmakeargs+=(
+			-DLLVM_EXTERNAL_CLANG_TOOLS_EXTRA_SOURCE_DIR="${WORKDIR}"/clang-tools-extra
+			-DCLANG_INCLUDE_DOCS=${build_docs}
+			-DCLANG_TOOLS_EXTRA_INCLUDE_DOCS=${build_docs}
+		)
+	else
+		mycmakeargs+=(
+			-DLLVM_TOOL_CLANG_TOOLS_EXTRA_BUILD=OFF
+		)
+	fi
+
+	if [[ -n ${EPREFIX} ]]; then
+		mycmakeargs+=(
+			-DGCC_INSTALL_PREFIX="${EPREFIX}/usr"
+		)
+	fi
+
+	if tc-is-cross-compiler; then
+		[[ -x "/usr/bin/clang-tblgen" ]] \
+			|| die "/usr/bin/clang-tblgen not found or usable"
+		mycmakeargs+=(
+			-DCMAKE_CROSSCOMPILING=ON
+			-DCLANG_TABLEGEN=/usr/bin/clang-tblgen
+		)
+	fi
+
+	# LLVM can have very high memory consumption while linking,
+	# exhausting the limit on 32-bit linker executable
+	use x86 && local -x LDFLAGS="${LDFLAGS} -Wl,--no-keep-memory"
+
+	# LLVM_ENABLE_ASSERTIONS=NO does not guarantee this for us, #614844
+	use debug || local -x CPPFLAGS="${CPPFLAGS} -DNDEBUG"
+	cmake_src_configure
+
+	multilib_is_native_abi && check_distribution_components
+}
+
+multilib_src_compile() {
+	cmake_build distribution
+
+	# provide a symlink for tests
+	if [[ ! -L ${WORKDIR}/lib/clang ]]; then
+		mkdir -p "${WORKDIR}"/lib || die
+		ln -s "${BUILD_DIR}/$(get_libdir)/clang" "${WORKDIR}"/lib/clang || die
+	fi
+}
+
+multilib_src_test() {
+	# respect TMPDIR!
+	local -x LIT_PRESERVES_TMP=1
+	cmake_build check-clang
+	multilib_is_native_abi &&
+		cmake_build check-clang-tools check-clangd
+}
+
+src_install() {
+	MULTILIB_WRAPPED_HEADERS=(
+		/usr/include/clang/Config/config.h
+	)
+
+	multilib-minimal_src_install
+
+	# Move runtime headers to /usr/lib/clang, where they belong
+	mv "${ED}"/usr/include/clangrt "${ED}"/usr/lib/clang || die
+	# move (remaining) wrapped headers back
+	mv "${T}"/clang-tidy "${ED}"/usr/include/ || die
+	mv "${ED}"/usr/include "${ED}"/usr/lib/llvm/${SLOT}/include || die
+
+	# Apply CHOST and version suffix to clang tools
+	# note: we use two version components here (vs 3 in runtime path)
+	local llvm_version=$(llvm-config --version) || die
+	local clang_version=$(ver_cut 1 "${llvm_version}")
+	local clang_full_version=$(ver_cut 1-3 "${llvm_version}")
+	local clang_tools=( clang clang++ clang-cl clang-cpp )
+	local abi i
+
+	# cmake gives us:
+	# - clang-X
+	# - clang -> clang-X
+	# - clang++, clang-cl, clang-cpp -> clang
+	# we want to have:
+	# - clang-X
+	# - clang++-X, clang-cl-X, clang-cpp-X -> clang-X
+	# - clang, clang++, clang-cl, clang-cpp -> clang*-X
+	# also in CHOST variant
+	for i in "${clang_tools[@]:1}"; do
+		rm "${ED}/usr/lib/llvm/${SLOT}/bin/${i}" || die
+		dosym "clang-${clang_version}" "/usr/lib/llvm/${SLOT}/bin/${i}-${clang_version}"
+		dosym "${i}-${clang_version}" "/usr/lib/llvm/${SLOT}/bin/${i}"
+	done
+
+	# now create target symlinks for all supported ABIs
+	for abi in $(get_all_abis); do
+		local abi_chost=$(get_abi_CHOST "${abi}")
+		for i in "${clang_tools[@]}"; do
+			dosym "${i}-${clang_version}" \
+				"/usr/lib/llvm/${SLOT}/bin/${abi_chost}-${i}-${clang_version}"
+			dosym "${abi_chost}-${i}-${clang_version}" \
+				"/usr/lib/llvm/${SLOT}/bin/${abi_chost}-${i}"
+		done
+	done
+}
+
+multilib_src_install() {
+	DESTDIR=${D} cmake_build install-distribution
+
+	# move headers to /usr/include for wrapping & ABI mismatch checks
+	# (also drop the version suffix from runtime headers)
+	rm -rf "${ED}"/usr/include || die
+	mv "${ED}"/usr/lib/llvm/${SLOT}/include "${ED}"/usr/include || die
+	mv "${ED}"/usr/lib/llvm/${SLOT}/$(get_libdir)/clang "${ED}"/usr/include/clangrt || die
+	if multilib_is_native_abi; then
+		# don't wrap clang-tidy headers, the list is too long
+		# (they're fine for non-native ABI but enabling the targets is problematic)
+		mv "${ED}"/usr/include/clang-tidy "${T}/" || die
+	fi
+}
+
+multilib_src_install_all() {
+	python_fix_shebang "${ED}"
+	if use static-analyzer; then
+		python_optimize "${ED}"/usr/lib/llvm/${SLOT}/share/scan-view
+	fi
+
+	docompress "/usr/lib/llvm/${SLOT}/share/man"
+	llvm_install_manpages
+	# match 'html' non-compression
+	use doc && docompress -x "/usr/share/doc/${PF}/tools-extra"
+	# +x for some reason; TODO: investigate
+	use static-analyzer && fperms a-x "/usr/lib/llvm/${SLOT}/share/man/man1/scan-build.1"
+}
+
+pkg_postinst() {
+	if [[ -z ${ROOT} && -f ${EPREFIX}/usr/share/eselect/modules/compiler-shadow.eselect ]] ; then
+		eselect compiler-shadow update all
+	fi
+
+	elog "You can find additional utility scripts in:"
+	elog "  ${EROOT}/usr/lib/llvm/${SLOT}/share/clang"
+	elog "Some of them are vim integration scripts (with instructions inside)."
+	elog "The run-clang-tidy.py script requires the following additional package:"
+	elog "  dev-python/pyyaml"
+}
+
+pkg_postrm() {
+	if [[ -z ${ROOT} && -f ${EPREFIX}/usr/share/eselect/modules/compiler-shadow.eselect ]] ; then
+		eselect compiler-shadow clean all
+	fi
+}
diff --git a/sys-devel/clang/clang-16.0.4.9999.ebuild b/sys-devel/clang/clang-16.0.4.9999.ebuild
index 319b5960722a..76f5d288b711 100644
--- a/sys-devel/clang/clang-16.0.4.9999.ebuild
+++ b/sys-devel/clang/clang-16.0.4.9999.ebuild
@@ -4,8 +4,9 @@
 EAPI=8
 
 PYTHON_COMPAT=( python3_{9..11} )
-inherit cmake llvm llvm.org multilib multilib-minimal \
-	prefix python-single-r1 toolchain-funcs flag-o-matic
+
+inherit cmake llvm llvm.org multilib multilib-minimal
+inherit prefix python-single-r1 toolchain-funcs
 
 DESCRIPTION="C language family frontend for LLVM"
 HOMEPAGE="https://llvm.org/"
@@ -254,8 +255,6 @@ get_distribution_components() {
 }
 
 multilib_src_configure() {
-	tc-is-gcc && filter-lto # GCC miscompiles LLVM, bug #873670
-
 	local mycmakeargs=(
 		-DDEFAULT_SYSROOT=$(usex prefix-guest "" "${EPREFIX}")
 		-DCMAKE_INSTALL_PREFIX="${EPREFIX}/usr/lib/llvm/${LLVM_MAJOR}"
diff --git a/sys-devel/clang/clang-17.0.0.9999.ebuild b/sys-devel/clang/clang-17.0.0.9999.ebuild
index 2813c02d3a12..e22838875809 100644
--- a/sys-devel/clang/clang-17.0.0.9999.ebuild
+++ b/sys-devel/clang/clang-17.0.0.9999.ebuild
@@ -4,8 +4,9 @@
 EAPI=8
 
 PYTHON_COMPAT=( python3_{9..11} )
-inherit cmake llvm llvm.org multilib multilib-minimal \
-	prefix python-single-r1 toolchain-funcs flag-o-matic
+
+inherit cmake llvm llvm.org multilib multilib-minimal
+inherit prefix python-single-r1 toolchain-funcs
 
 DESCRIPTION="C language family frontend for LLVM"
 HOMEPAGE="https://llvm.org/"
@@ -252,8 +253,6 @@ get_distribution_components() {
 }
 
 multilib_src_configure() {
-	tc-is-gcc && filter-lto # GCC miscompiles LLVM, bug #873670
-
 	local mycmakeargs=(
 		-DDEFAULT_SYSROOT=$(usex prefix-guest "" "${EPREFIX}")
 		-DCMAKE_INSTALL_PREFIX="${EPREFIX}/usr/lib/llvm/${LLVM_MAJOR}"