gentoo resync : 17.02.2020

6 files changed, 474 insertions, 18 deletions

diff --git a/sys-devel/llvm/Manifest b/sys-devel/llvm/Manifest
index d8c5544040c0..7efb24dcf963 100644
--- a/sys-devel/llvm/Manifest
+++ b/sys-devel/llvm/Manifest
@@ -7,11 +7,13 @@ DIST llvm-8.0.1-manpages.tar.bz2 140915 BLAKE2B 13ac9e172728d643dac1d12ac06909b6
 DIST llvm-8.0.1.src.tar.xz 30477608 BLAKE2B 4319c837b36111401e3b0f9659b8d875c89463bcc7816df1aefe1e3ff989860bbaa92504718f8e15416cfd9f3491c13777cd5cb661877b237b342b0e515b93f5 SHA512 82e120be5cabdfd5111aebbea68a663fe229c8861d73802d6ab09a3bf48f60de333e07e61f8fb61beaa14ac2bea24fcd74fa6f761acaf62469f536b79fcb1e16
 DIST llvm-9.0.0-manpages.tar.bz2 158546 BLAKE2B eed6235698a0b5993affe305f7fd22cd4cf444adf931275a1685f2049a5f17cf2933907577d9ce142348a3c579769b0436aa2b5a9a953958504125a8c3e83b7d SHA512 64c8d18061eb2870b379a1df485be0b61eac07cb10b3f97347b54b2ee326faa63437ca04466776be282e120dd3f6147e14fffdd38ca370db85748fe5eb54d764
 DIST llvmorg-10.0.0-rc1.tar.gz 120755822 BLAKE2B a729d37d96ba498cb865c6f708734dccb796b2caabb69167b9aa3b0e12c788f2a5980a048b99d5603da3d26af909fb31f406b4f4743cabae56c45f829a7bf695 SHA512 27137fc700971147c00ded6787eaae9f0bcf98c938fe227a5a559b38d983736f3d086f4ff6772d802c5f48a7d97a97c293261e4af88fcb5a720693b9cb5a4f02
+DIST llvmorg-10.0.0-rc2.tar.gz 120795019 BLAKE2B 6e701eddbd2313e777c7b37dff8455a08d3c599d01055b60afc0319373d4709deb429aac6bf9e80c4d2e2ab8ade03bf5b398b6ccd8882e4bde608d10cdbf2284 SHA512 ee571c9258a2d9fc411964f56b0b92b2e7134349ed21dbe7963eb61ef65da506e0c4f7c69259a3b6cecec23f55d24636608287ee4457ee667031e141f8f09aae
 DIST llvmorg-9.0.1.tar.gz 113193320 BLAKE2B b86e405f2b8e00436045fd409fe19cdde75c797b1192c62a22b5ec75e6b4dc8e874a0f33008dc31562445e4cbe53a992b6f48c684255a6a1ef261e595b8b161f SHA512 fa88beeaae94b6d0cd9b5ba38658d0ffed8004035d7d8a4f95c3d31a709b88b581ae9bd7761333c8e5375c44b8f6be01768b5a3be901163159d7e6c43b71da59
-EBUILD llvm-10.0.0.9999.ebuild 12393 BLAKE2B c4b87b8137840d5a1fd7fa3adf90c1336e2ef4c676bf4edcaf95d200af690b898b9a3201afb386719a0247f327cf809a9b9e3f13c6b80b7ffd60cb381bf74ac3 SHA512 3674c0c6b34ef504058ec97c7973f1feb60076c1c1c35dc98a05e29c9ba635501ecee861b27b529bf5f9e091337e68ede3a150da12ed61ffe7ced6d616d8f517
+EBUILD llvm-10.0.0.9999.ebuild 12262 BLAKE2B 4c2cb418ba17c7e92fbd91990f1cc12b0c42849900d4d7be882578b03c7b8c65395c0b761ebf6b44d86eb1851b1ff334f671699ff3abaa126c81ae1f9de3e296 SHA512 b1e3d900640356759707da22c8cecbe8f301cfd6280f2429d0692c6edcc354b60102605b6b5279ae0e0cfce27bf8616d6142ba0ee6878625c0da62c9797c1455
 EBUILD llvm-10.0.0_rc1.ebuild 12393 BLAKE2B c4b87b8137840d5a1fd7fa3adf90c1336e2ef4c676bf4edcaf95d200af690b898b9a3201afb386719a0247f327cf809a9b9e3f13c6b80b7ffd60cb381bf74ac3 SHA512 3674c0c6b34ef504058ec97c7973f1feb60076c1c1c35dc98a05e29c9ba635501ecee861b27b529bf5f9e091337e68ede3a150da12ed61ffe7ced6d616d8f517
-EBUILD llvm-11.0.0.9999.ebuild 12393 BLAKE2B c4b87b8137840d5a1fd7fa3adf90c1336e2ef4c676bf4edcaf95d200af690b898b9a3201afb386719a0247f327cf809a9b9e3f13c6b80b7ffd60cb381bf74ac3 SHA512 3674c0c6b34ef504058ec97c7973f1feb60076c1c1c35dc98a05e29c9ba635501ecee861b27b529bf5f9e091337e68ede3a150da12ed61ffe7ced6d616d8f517
-EBUILD llvm-7.1.0.ebuild 7719 BLAKE2B ac71ea47d929d615fcc8223dcc2d0235f9fdea5aacdd93390017fcf35f7d341f3fca6ea583078f82e56cb12a2983dfb66822377ac33fcef4ad789af0c1a9cd4d SHA512 88f71d65812a4050b171f9ad794e76b4419e6b27df9d7a5f5f5917de9e90c120ae4080f0df39c965e26fc99a5676db5f8f19feac33291924915eb8fabce095a2
-EBUILD llvm-8.0.1.ebuild 8528 BLAKE2B fd37d9d02815f01541be12a4e064d570b019fb9fa17fa5b13a20f769b1ab12e30806221b584a6b858cb4206271cfa7717ca60ef0f0f7b3aeb7ee32ae22bb18c5 SHA512 fdee897c057332ef2b60e91701f17583a5885561aa0d07e6640227c9457a6953188c8d743b906365c91428269617dbf620943ea60199ad1ca8acf995b1b21820
+EBUILD llvm-10.0.0_rc2.ebuild 11269 BLAKE2B 9ea7fc41afbb46fe885bbb3d101b3e3296ab03b4040f868d7db6e0b4576cbf6503a7364d67152e24b32d3b474d1d933820cc65643a03bed6d87357ceddada700 SHA512 386f00d33f8d552dbab6cc72e51b082823ae2e0fda2080e8291c534fb0a27a53f840e08c5225e4c395a04cf023c0e9280fdb00137521e19b7e2f68fad2791588
+EBUILD llvm-11.0.0.9999.ebuild 12273 BLAKE2B 3b240e2a4d621e586939a30132b3c7076f02dca4adf1e42664a1e7ff045363a3bd206bc2ba9156566ab02567cb283c40482989ae90b9bec8c9d29c036ca42667 SHA512 d96853ee6bb9c937ae61be56bedb9ee2f3ef7f6379e3e4fa07bb8e4d6c978dc67142a821e0921a74777f574089c0e06c7543986eada7b51c7f9cff1d91b982d6
+EBUILD llvm-7.1.0.ebuild 7719 BLAKE2B da35bbb89d699af2d78e31ed67b83efc28a8c06b93412472014fe2168421b3ab2ab9c59962641038c84ae1b73ccf77c6d4e5fff5671c82e5ba9aabf705965743 SHA512 3281422a2ebb63260069835e0855dbe34809479c2096f3340ccda1e3cb19cd8346a2f9eb8766bbaf2357f8fdf1ef3575475a6b33d6c92b4f130ded837b66439a
+EBUILD llvm-8.0.1.ebuild 8528 BLAKE2B 7b885e055ba8a3a4e54cb4c717290d085f8553f69819c33d6f1b878af132b1a97974b038784a52ea7f4d60f2e1ea912f8f65a5ede537c32025003179a78b0ffc SHA512 db97742c1ebdedfd986c890766e97b3cf0458f3b4f29e6294a48205f52c896cba0889144a380c8439a839f9b67a054b7dbd014995db8f9b46b847af54663de0e
 EBUILD llvm-9.0.1.ebuild 8560 BLAKE2B b63de028f5fa5da66234a02e5398347b7310c56e2cf9325aca8f0267dd04a3eabf8afa3f4b2580479e6b7afcbf7b3c010394e34a408f5fc892f2ca9250aee1bb SHA512 2060629c5abe6132e9557769876182a33e44352a19ed01e021e455279a2692ab8531028af586cfb72ee532210e840c0a3e0a3f9d1262f7471fe59d75cf1be314
 MISC metadata.xml 2563 BLAKE2B ca85030788fb213fc891d895238fd75562cdd25cc5fe4271d709cb1c00ef56b0e8b367dc70cc18f7d185d6fbdb57333e219a984220b60141d28fb4784b2cb94a SHA512 8de68ee7f964e6eb2613bd2ff584f834e0f5a3ae8b303b5f2f10fda718a87af9b8ddfc19399950fe4eb8be515930124ced8018190af0f69da7ec5fe8180a68a2
diff --git a/sys-devel/llvm/llvm-10.0.0.9999.ebuild b/sys-devel/llvm/llvm-10.0.0.9999.ebuild
index 0382dba1d35a..6f27f3732183 100644
--- a/sys-devel/llvm/llvm-10.0.0.9999.ebuild
+++ b/sys-devel/llvm/llvm-10.0.0.9999.ebuild
@@ -3,7 +3,7 @@
 
 EAPI=7
 
-PYTHON_COMPAT=( python3_{6,7} )
+PYTHON_COMPAT=( python3_{6,7,8} )
 inherit cmake-utils llvm.org multilib-minimal multiprocessing \
 	pax-utils python-any-r1 toolchain-funcs
 
@@ -54,9 +54,6 @@ DEPEND="${RDEPEND}
 BDEPEND="
 	dev-lang/perl
 	sys-devel/gnuconfig
-	|| ( >=sys-devel/gcc-3.0 >=sys-devel/llvm-3.5
-		( >=sys-freebsd/freebsd-lib-9.1-r10 sys-libs/libcxx )
-	)
 	kernel_Darwin? (
 		<sys-libs/libcxx-$(ver_cut 1-3).9999
 		>=sys-devel/binutils-apple-5.1
@@ -355,8 +352,6 @@ multilib_src_configure() {
 		-DLLVM_ENABLE_RTTI=ON
 		-DLLVM_ENABLE_Z3_SOLVER=$(usex z3)
 
-		-DWITH_POLLY=OFF # TODO
-
 		-DLLVM_HOST_TRIPLE="${CHOST}"
 
 		-DFFI_INCLUDE_DIR="${ffi_cflags#-I}"
diff --git a/sys-devel/llvm/llvm-10.0.0_rc2.ebuild b/sys-devel/llvm/llvm-10.0.0_rc2.ebuild
new file mode 100644
index 000000000000..6c36096f80ac
--- /dev/null
+++ b/sys-devel/llvm/llvm-10.0.0_rc2.ebuild
@@ -0,0 +1,463 @@
+# Copyright 1999-2020 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+PYTHON_COMPAT=( python3_{6,7,8} )
+inherit cmake-utils llvm.org multilib-minimal multiprocessing \
+	pax-utils python-any-r1 toolchain-funcs
+
+DESCRIPTION="Low Level Virtual Machine"
+HOMEPAGE="https://llvm.org/"
+LLVM_COMPONENTS=( llvm )
+llvm.org_set_globals
+
+# Those are in lib/Targets, without explicit CMakeLists.txt mention
+ALL_LLVM_EXPERIMENTAL_TARGETS=( ARC AVR )
+# Keep in sync with CMakeLists.txt
+ALL_LLVM_TARGETS=( AArch64 AMDGPU ARM BPF Hexagon Lanai Mips MSP430
+	NVPTX PowerPC RISCV Sparc SystemZ WebAssembly X86 XCore
+	"${ALL_LLVM_EXPERIMENTAL_TARGETS[@]}" )
+ALL_LLVM_TARGETS=( "${ALL_LLVM_TARGETS[@]/#/llvm_targets_}" )
+
+# Additional licenses:
+# 1. OpenBSD regex: Henry Spencer's license ('rc' in Gentoo) + BSD.
+# 2. xxhash: BSD.
+# 3. MD5 code: public-domain.
+# 4. ConvertUTF.h: TODO.
+
+LICENSE="Apache-2.0-with-LLVM-exceptions UoI-NCSA BSD public-domain rc"
+SLOT="$(ver_cut 1)"
+KEYWORDS=""
+IUSE="debug doc exegesis gold libedit +libffi ncurses test xar xml z3
+	kernel_Darwin ${ALL_LLVM_TARGETS[*]}"
+REQUIRED_USE="|| ( ${ALL_LLVM_TARGETS[*]} )"
+RESTRICT="!test? ( test )"
+
+RDEPEND="
+	sys-libs/zlib:0=[${MULTILIB_USEDEP}]
+	exegesis? ( dev-libs/libpfm:= )
+	gold? (
+		|| (
+			>=sys-devel/binutils-2.31.1-r4:*[plugins]
+			<sys-devel/binutils-2.31.1-r4:*[cxx]
+		)
+	)
+	libedit? ( dev-libs/libedit:0=[${MULTILIB_USEDEP}] )
+	libffi? ( >=virtual/libffi-3.0.13-r1:0=[${MULTILIB_USEDEP}] )
+	ncurses? ( >=sys-libs/ncurses-5.9-r3:0=[${MULTILIB_USEDEP}] )
+	xar? ( app-arch/xar )
+	xml? ( dev-libs/libxml2:2=[${MULTILIB_USEDEP}] )
+	z3? ( >=sci-mathematics/z3-4.7.1:0=[${MULTILIB_USEDEP}] )"
+DEPEND="${RDEPEND}
+	gold? ( sys-libs/binutils-libs )"
+BDEPEND="
+	dev-lang/perl
+	sys-devel/gnuconfig
+	kernel_Darwin? (
+		<sys-libs/libcxx-$(ver_cut 1-3).9999
+		>=sys-devel/binutils-apple-5.1
+	)
+	doc? ( $(python_gen_any_dep '
+		dev-python/recommonmark[${PYTHON_USEDEP}]
+		dev-python/sphinx[${PYTHON_USEDEP}]
+	') )
+	libffi? ( virtual/pkgconfig )
+	${PYTHON_DEPS}"
+# There are no file collisions between these versions but having :0
+# installed means llvm-config there will take precedence.
+RDEPEND="${RDEPEND}
+	!sys-devel/llvm:0"
+PDEPEND="sys-devel/llvm-common
+	gold? ( >=sys-devel/llvmgold-${SLOT} )"
+
+# least intrusive of all
+CMAKE_BUILD_TYPE=RelWithDebInfo
+
+python_check_deps() {
+	use doc || return 0
+
+	has_version -b "dev-python/recommonmark[${PYTHON_USEDEP}]" &&
+	has_version -b "dev-python/sphinx[${PYTHON_USEDEP}]"
+}
+
+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 ${l} in
+					# shared libs
+					LLVM|LLVMgold)
+						;;
+					# TableGen lib + deps
+					LLVMDemangle|LLVMSupport|LLVMTableGen)
+						;;
+					# static libs
+					LLVM*)
+						continue
+						;;
+					# meta-targets
+					distribution|llvm-libraries)
+						continue
+						;;
+				esac
+
+				all_targets+=( "${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: ${remove[*]}"
+		fi
+		cd - >/dev/null || die
+	fi
+}
+
+src_prepare() {
+	# Fix llvm-config for shared linking and sane flags
+	# https://bugs.gentoo.org/show_bug.cgi?id=565358
+	eapply "${FILESDIR}"/9999/0007-llvm-config-Clean-up-exported-values-update-for-shar.patch
+
+	# disable use of SDK on OSX, bug #568758
+	sed -i -e 's/xcrun/false/' utils/lit/lit/util.py || die
+
+	# Update config.guess to support more systems
+	cp "${BROOT}/usr/share/gnuconfig/config.guess" cmake/ || die
+
+	# User patches + QA
+	cmake-utils_src_prepare
+}
+
+# Is LLVM being linked against libc++?
+is_libcxx_linked() {
+	local code='#include <ciso646>
+#if defined(_LIBCPP_VERSION)
+	HAVE_LIBCXX
+#endif
+'
+	local out=$($(tc-getCXX) ${CXXFLAGS} ${CPPFLAGS} -x c++ -E -P - <<<"${code}") || return 1
+
+	[[ ${out} == *HAVE_LIBCXX* ]]
+}
+
+get_distribution_components() {
+	local sep=${1-;}
+
+	local out=(
+		# shared libs
+		LLVM
+		LTO
+		Remarks
+
+		# tools
+		llvm-config
+
+		# common stuff
+		cmake-exports
+		llvm-headers
+
+		# libraries needed for clang-tblgen
+		LLVMDemangle
+		LLVMSupport
+		LLVMTableGen
+	)
+
+	if multilib_is_native_abi; then
+		out+=(
+			# utilities
+			llvm-tblgen
+			FileCheck
+			llvm-PerfectShuffle
+			count
+			not
+			yaml-bench
+
+			# tools
+			bugpoint
+			dsymutil
+			llc
+			lli
+			lli-child-target
+			llvm-addr2line
+			llvm-ar
+			llvm-as
+			llvm-bcanalyzer
+			llvm-c-test
+			llvm-cat
+			llvm-cfi-verify
+			llvm-config
+			llvm-cov
+			llvm-cvtres
+			llvm-cxxdump
+			llvm-cxxfilt
+			llvm-cxxmap
+			llvm-diff
+			llvm-dis
+			llvm-dlltool
+			llvm-dwarfdump
+			llvm-dwp
+			llvm-elfabi
+			llvm-exegesis
+			llvm-extract
+			llvm-ifs
+			llvm-install-name-tool
+			llvm-jitlink
+			llvm-lib
+			llvm-link
+			llvm-lipo
+			llvm-lto
+			llvm-lto2
+			llvm-mc
+			llvm-mca
+			llvm-modextract
+			llvm-mt
+			llvm-nm
+			llvm-objcopy
+			llvm-objdump
+			llvm-opt-report
+			llvm-pdbutil
+			llvm-profdata
+			llvm-ranlib
+			llvm-rc
+			llvm-readelf
+			llvm-readobj
+			llvm-reduce
+			llvm-rtdyld
+			llvm-size
+			llvm-split
+			llvm-stress
+			llvm-strings
+			llvm-strip
+			llvm-symbolizer
+			llvm-undname
+			llvm-xray
+			obj2yaml
+			opt
+			sancov
+			sanstats
+			verify-uselistorder
+			yaml2obj
+
+			# python modules
+			opt-viewer
+		)
+
+		use doc && out+=(
+			docs-dsymutil-man
+			docs-llvm-dwarfdump-man
+			docs-llvm-man
+			docs-llvm-html
+		)
+
+		use gold && out+=(
+			LLVMgold
+		)
+	fi
+
+	printf "%s${sep}" "${out[@]}"
+}
+
+multilib_src_configure() {
+	local ffi_cflags ffi_ldflags
+	if use libffi; then
+		ffi_cflags=$($(tc-getPKG_CONFIG) --cflags-only-I libffi)
+		ffi_ldflags=$($(tc-getPKG_CONFIG) --libs-only-L libffi)
+	fi
+
+	local libdir=$(get_libdir)
+	local mycmakeargs=(
+		# disable appending VCS revision to the version to improve
+		# direct cache hit ratio
+		-DLLVM_APPEND_VC_REV=OFF
+		-DCMAKE_INSTALL_PREFIX="${EPREFIX}/usr/lib/llvm/${SLOT}"
+		-DLLVM_LIBDIR_SUFFIX=${libdir#lib}
+
+		-DBUILD_SHARED_LIBS=OFF
+		-DLLVM_BUILD_LLVM_DYLIB=ON
+		-DLLVM_LINK_LLVM_DYLIB=ON
+		-DLLVM_DISTRIBUTION_COMPONENTS=$(get_distribution_components)
+
+		# cheap hack: LLVM combines both anyway, and the only difference
+		# is that the former list is explicitly verified at cmake time
+		-DLLVM_TARGETS_TO_BUILD=""
+		-DLLVM_EXPERIMENTAL_TARGETS_TO_BUILD="${LLVM_TARGETS// /;}"
+		-DLLVM_BUILD_TESTS=$(usex test)
+
+		-DLLVM_ENABLE_FFI=$(usex libffi)
+		-DLLVM_ENABLE_LIBEDIT=$(usex libedit)
+		-DLLVM_ENABLE_TERMINFO=$(usex ncurses)
+		-DLLVM_ENABLE_LIBXML2=$(usex xml)
+		-DLLVM_ENABLE_ASSERTIONS=$(usex debug)
+		-DLLVM_ENABLE_LIBPFM=$(usex exegesis)
+		-DLLVM_ENABLE_EH=ON
+		-DLLVM_ENABLE_RTTI=ON
+		-DLLVM_ENABLE_Z3_SOLVER=$(usex z3)
+
+		-DLLVM_HOST_TRIPLE="${CHOST}"
+
+		-DFFI_INCLUDE_DIR="${ffi_cflags#-I}"
+		-DFFI_LIBRARY_DIR="${ffi_ldflags#-L}"
+		# used only for llvm-objdump tool
+		-DHAVE_LIBXAR=$(multilib_native_usex xar 1 0)
+
+		# disable OCaml bindings (now in dev-ml/llvm-ocaml)
+		-DOCAMLFIND=NO
+	)
+
+	if is_libcxx_linked; then
+		# Smart hack: alter version suffix -> SOVERSION when linking
+		# against libc++. This way we won't end up mixing LLVM libc++
+		# libraries with libstdc++ clang, and the other way around.
+		mycmakeargs+=(
+			-DLLVM_VERSION_SUFFIX="libcxx"
+		)
+	fi
+
+#	Note: go bindings have no CMake rules at the moment
+#	but let's kill the check in case they are introduced
+#	if ! multilib_is_native_abi || ! use go; then
+		mycmakeargs+=(
+			-DGO_EXECUTABLE=GO_EXECUTABLE-NOTFOUND
+		)
+#	fi
+
+	use test && mycmakeargs+=(
+		-DLLVM_LIT_ARGS="-vv;-j;${LIT_JOBS:-$(makeopts_jobs "${MAKEOPTS}" "$(get_nproc)")}"
+	)
+
+	if multilib_is_native_abi; then
+		mycmakeargs+=(
+			-DLLVM_BUILD_DOCS=$(usex doc)
+			-DLLVM_ENABLE_OCAMLDOC=OFF
+			-DLLVM_ENABLE_SPHINX=$(usex doc)
+			-DLLVM_ENABLE_DOXYGEN=OFF
+			-DLLVM_INSTALL_UTILS=ON
+		)
+		use doc && mycmakeargs+=(
+			-DCMAKE_INSTALL_MANDIR="${EPREFIX}/usr/lib/llvm/${SLOT}/share/man"
+			-DLLVM_INSTALL_SPHINX_HTML_DIR="${EPREFIX}/usr/share/doc/${PF}/html"
+			-DSPHINX_WARNINGS_AS_ERRORS=OFF
+		)
+		use gold && mycmakeargs+=(
+			-DLLVM_BINUTILS_INCDIR="${EPREFIX}"/usr/include
+		)
+	fi
+
+	if tc-is-cross-compiler; then
+		local tblgen="${EPREFIX}/usr/lib/llvm/${SLOT}/bin/llvm-tblgen"
+		[[ -x "${tblgen}" ]] \
+			|| die "${tblgen} not found or usable"
+		mycmakeargs+=(
+			-DCMAKE_CROSSCOMPILING=ON
+			-DLLVM_TABLEGEN="${tblgen}"
+		)
+	fi
+
+	# workaround BMI bug in gcc-7 (fixed in 7.4)
+	# https://bugs.gentoo.org/649880
+	# apply only to x86, https://bugs.gentoo.org/650506
+	if tc-is-gcc && [[ ${MULTILIB_ABI_FLAG} == abi_x86* ]] &&
+			[[ $(gcc-major-version) -eq 7 && $(gcc-minor-version) -lt 4 ]]
+	then
+		local CFLAGS="${CFLAGS} -mno-bmi"
+		local CXXFLAGS="${CXXFLAGS} -mno-bmi"
+	fi
+
+	# LLVM_ENABLE_ASSERTIONS=NO does not guarantee this for us, #614844
+	use debug || local -x CPPFLAGS="${CPPFLAGS} -DNDEBUG"
+	cmake-utils_src_configure
+
+	multilib_is_native_abi && check_distribution_components
+}
+
+multilib_src_compile() {
+	cmake-utils_src_compile
+
+	pax-mark m "${BUILD_DIR}"/bin/llvm-rtdyld
+	pax-mark m "${BUILD_DIR}"/bin/lli
+	pax-mark m "${BUILD_DIR}"/bin/lli-child-target
+
+	if use test; then
+		pax-mark m "${BUILD_DIR}"/unittests/ExecutionEngine/Orc/OrcJITTests
+		pax-mark m "${BUILD_DIR}"/unittests/ExecutionEngine/MCJIT/MCJITTests
+		pax-mark m "${BUILD_DIR}"/unittests/Support/SupportTests
+	fi
+}
+
+multilib_src_test() {
+	# respect TMPDIR!
+	local -x LIT_PRESERVES_TMP=1
+	cmake-utils_src_make check
+}
+
+src_install() {
+	local MULTILIB_CHOST_TOOLS=(
+		/usr/lib/llvm/${SLOT}/bin/llvm-config
+	)
+
+	local MULTILIB_WRAPPED_HEADERS=(
+		/usr/include/llvm/Config/llvm-config.h
+	)
+
+	local LLVM_LDPATHS=()
+	multilib-minimal_src_install
+
+	# move wrapped headers back
+	mv "${ED}"/usr/include "${ED}"/usr/lib/llvm/${SLOT}/include || die
+}
+
+multilib_src_install() {
+	DESTDIR=${D} cmake-utils_src_make install-distribution
+
+	# move headers to /usr/include for wrapping
+	rm -rf "${ED}"/usr/include || die
+	mv "${ED}"/usr/lib/llvm/${SLOT}/include "${ED}"/usr/include || die
+
+	LLVM_LDPATHS+=( "${EPREFIX}/usr/lib/llvm/${SLOT}/$(get_libdir)" )
+}
+
+multilib_src_install_all() {
+	local revord=$(( 9999 - ${SLOT} ))
+	newenvd - "60llvm-${revord}" <<-_EOF_
+		PATH="${EPREFIX}/usr/lib/llvm/${SLOT}/bin"
+		# we need to duplicate it in ROOTPATH for Portage to respect...
+		ROOTPATH="${EPREFIX}/usr/lib/llvm/${SLOT}/bin"
+		MANPATH="${EPREFIX}/usr/lib/llvm/${SLOT}/share/man"
+		LDPATH="$( IFS=:; echo "${LLVM_LDPATHS[*]}" )"
+	_EOF_
+
+	docompress "/usr/lib/llvm/${SLOT}/share/man"
+}
+
+pkg_postinst() {
+	elog "You can find additional opt-viewer utility scripts in:"
+	elog "  ${EROOT}/usr/lib/llvm/${SLOT}/share/opt-viewer"
+	elog "To use these scripts, you will need Python along with the following"
+	elog "packages:"
+	elog "  dev-python/pygments (for opt-viewer)"
+	elog "  dev-python/pyyaml (for all of them)"
+}
diff --git a/sys-devel/llvm/llvm-11.0.0.9999.ebuild b/sys-devel/llvm/llvm-11.0.0.9999.ebuild
index 0382dba1d35a..846d36f1235d 100644
--- a/sys-devel/llvm/llvm-11.0.0.9999.ebuild
+++ b/sys-devel/llvm/llvm-11.0.0.9999.ebuild
@@ -3,7 +3,7 @@
 
 EAPI=7
 
-PYTHON_COMPAT=( python3_{6,7} )
+PYTHON_COMPAT=( python3_{6,7,8} )
 inherit cmake-utils llvm.org multilib-minimal multiprocessing \
 	pax-utils python-any-r1 toolchain-funcs
 
@@ -54,9 +54,6 @@ DEPEND="${RDEPEND}
 BDEPEND="
 	dev-lang/perl
 	sys-devel/gnuconfig
-	|| ( >=sys-devel/gcc-3.0 >=sys-devel/llvm-3.5
-		( >=sys-freebsd/freebsd-lib-9.1-r10 sys-libs/libcxx )
-	)
 	kernel_Darwin? (
 		<sys-libs/libcxx-$(ver_cut 1-3).9999
 		>=sys-devel/binutils-apple-5.1
@@ -271,6 +268,7 @@ get_distribution_components() {
 			llvm-lto2
 			llvm-mc
 			llvm-mca
+			llvm-ml
 			llvm-modextract
 			llvm-mt
 			llvm-nm
@@ -355,8 +353,6 @@ multilib_src_configure() {
 		-DLLVM_ENABLE_RTTI=ON
 		-DLLVM_ENABLE_Z3_SOLVER=$(usex z3)
 
-		-DWITH_POLLY=OFF # TODO
-
 		-DLLVM_HOST_TRIPLE="${CHOST}"
 
 		-DFFI_INCLUDE_DIR="${ffi_cflags#-I}"
diff --git a/sys-devel/llvm/llvm-7.1.0.ebuild b/sys-devel/llvm/llvm-7.1.0.ebuild
index 1ce1fcf6eef2..7b91b533264a 100644
--- a/sys-devel/llvm/llvm-7.1.0.ebuild
+++ b/sys-devel/llvm/llvm-7.1.0.ebuild
@@ -1,4 +1,4 @@
-# Copyright 1999-2019 Gentoo Authors
+# Copyright 1999-2020 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=6
diff --git a/sys-devel/llvm/llvm-8.0.1.ebuild b/sys-devel/llvm/llvm-8.0.1.ebuild
index 66d87a60f7f5..f6a3fff2e650 100644
--- a/sys-devel/llvm/llvm-8.0.1.ebuild
+++ b/sys-devel/llvm/llvm-8.0.1.ebuild
@@ -1,4 +1,4 @@
-# Copyright 1999-2019 Gentoo Authors
+# Copyright 1999-2020 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=6