gentoo auto-resync : 04:12:2024 - 02:07:22

13 files changed, 948 insertions, 0 deletions

diff --git a/sys-libs/Manifest.gz b/sys-libs/Manifest.gz
index 250f45046597..0104da855f2c 100644
--- a/sys-libs/Manifest.gz
+++ b/sys-libs/Manifest.gz
diff --git a/sys-libs/compiler-rt-sanitizers/Manifest b/sys-libs/compiler-rt-sanitizers/Manifest
index 4a4d9b9472aa..89f99ccce7a6 100644
--- a/sys-libs/compiler-rt-sanitizers/Manifest
+++ b/sys-libs/compiler-rt-sanitizers/Manifest
@@ -13,6 +13,8 @@ DIST llvm-project-18.1.8.src.tar.xz 132067260 BLAKE2B a950492f1dbfb874dff63b1ffe
 DIST llvm-project-18.1.8.src.tar.xz.sig 566 BLAKE2B 6ab0efc5b38d4483f4e32e8b85774b2edd5d88fdf29f23b88eb0b5130a7a7f0e80549612b025f927e92de4a08ff7c292cff224dbda91a5d598244e98f7ad0fbd SHA512 ddfd1e8a06756759af6cbe488c82a6d6a62ba91f3e8a0eb4cece561321824f5d165b08ed91010588790b76e19790931d2651b24dba8567e3b151d3cb43bec25b
 DIST llvm-project-19.1.4.src.tar.xz 141255156 BLAKE2B b99cd8a96e38dbcfb582ee5d2250268df36fb94fa0fd5b3611484094fbd7962051978334d2c623d2ff5a0209dbb2c6c6492be0146507ae982a7d3e9705a689c5 SHA512 a586f8a41dde5e0d9ca6d8c58e9ef2a2e59b70a86d2e2c46106dc31b5c096bb80af0cdbdb486179e9cc676a540099f49a1c2db9e5e84c50362db1f72e9af6906
 DIST llvm-project-19.1.4.src.tar.xz.sig 438 BLAKE2B b0925bdb761046d69779e0b035e29430bc09ef2b81be763aa5c853793631d7b7fdd65eb4dae7a1e3b4daa15d189c24cd1e14f065f79fdbf75429fa34be9b330e SHA512 3fb4a6c7594cb43680860698dac47062dde30de60f515dcecdad63812ea1edfb2cb209d0a7ac2254589c245a95b7c0f571b582e0d4b97a6ae8242563483ea764
+DIST llvm-project-19.1.5.src.tar.xz 141243716 BLAKE2B 228fc66ab688abfc16f31b2cd83163b81ef61604ace21eab69a1776f0dc88cbe8fa831162205849e5be3975a214136399572b4ad1b908986e37b2d38a1a7fa5d SHA512 648854e9c91fdcc5c677ce3800e046f2060b998a45cf9f7eebe02898431b3924f9348b6fc366102cd4fdda72dcb8f32076f98aa69927e0e20b3f1007fba10b22
+DIST llvm-project-19.1.5.src.tar.xz.sig 438 BLAKE2B 1d40a5c5405f99ef86e3360f9ea153afd1ae4001697210fd799a988113e8a3cef39e2c4794edd9332f384d8490f4ce2ab6bee6d98f794f84775807f833b81c0a SHA512 a438c86ce882eb1ac3e50842937068794ed162bb1b7ded68a2fe3ec2ab4f57cc38aee667cfb46afe6da22eef7ed1cb65820a473f63bd5a0dc6aad41df7bfad54
 DIST llvm-project-19ddafafdf131aed40abbdaf5af1fb7b59c1e8ac.tar.gz 223281446 BLAKE2B 68f8e9bbae78938f424f566bf60db489e5c8afc4ae307cce11adb4b9b6dd48f1c54f1ef69b81051a702cb213012a0e5e03f602a29b11488d79a6bc5e49aa3402 SHA512 6355dd6f8992c6d14f20ce1976fc588f198a42c3c7eaa6c463e63b5110759decdebb80ea357c5e29620d8c33b6da752cbb8d2853159dc0e887f6c3d733c80eca
 DIST llvm-project-a348f223cab54b21a7b1c38dec7bc6aa2f81c949.tar.gz 223630067 BLAKE2B 3c2121a8d13e3a84a9ee98d17c58e5fd5a31d5870ac21c633c78c49b4af0c401310f7e91f64ff3b7cf7f6e8d205c730458b8b1101b1255f422659974d48e2ecb SHA512 33cc09a904e4fe0d529611a1d71d764e6d49f014cea903aadc0755d0420f65cfc763fdcfd4bb9a96adad79ce1c4475d8c005dcac37c4fe130a1fb3665172f1db
 DIST llvm-project-a6385a3fc8a88f092d07672210a1e773481c2919.tar.gz 222866102 BLAKE2B 9346275b18dcd7eedb699ed3494c027f597f68ceb8ff902fbff9f805a2c423d4fb86619974b3bb6fea30c5fe948e3793fb5c499f9e206b61794e13908d830327 SHA512 ac507feeaba787c6df1ece65e03d065c4f8fbabef686b583f671745e09c9a585be8c9359aeb3aa77815711a2ff9621c1b36a4d24cfe9f8d04e3288b53d7c9c69
@@ -22,6 +24,7 @@ EBUILD compiler-rt-sanitizers-17.0.6-r1.ebuild 6487 BLAKE2B 5083f082d2e9bc0152bd
 EBUILD compiler-rt-sanitizers-18.1.8-r1.ebuild 6399 BLAKE2B 89775029b096011375f25b0c96c17ec26472e2d298673182b6a9284b1273d0f878a7d7a72e28bbb4e800434de4c248e24475edee22f5bbd26157b663ea383b97 SHA512 e3352e1b3dce27a223159cc7d7a31d9ed71944e204725acc36ee381e32ff571d5b6c6b8ce7706afaf853d96d42630ee216f0321cb173533b3cf4e15ba166e850
 EBUILD compiler-rt-sanitizers-18.1.8-r6.ebuild 6404 BLAKE2B 44eb48fd2ab90c0b2e5dabdbb4e05e79544799c8c28daa3ac4b762cfd43fba641e2f827ea51d39cc573a6f4707ec95e0559bb137f31f112135e463f6430ac812 SHA512 814e50974005572618d672aa86761977819aab9e53b3dc5cb3865717ef3dcd776f892792cb29b331531a2d2c8fceb775c6c633dfacb57ae57a59ad19455c280b
 EBUILD compiler-rt-sanitizers-19.1.4.ebuild 6479 BLAKE2B db6bd87ee4cb4be87537152c8041fb0e6bd69100e6fa4242e231c98ec1222834dd87a7b0350b42bddc6d50597919169f44d136b7a3f609407cf752f9a5ee6cff SHA512 3a992ea97ce2028d99a94adc291bf6c084af6ccb103dab7dbba43568e1283b7c4c6dfc03385b931c185eed2fc4c37563edaeff76ed3e8528c92293030121ac7e
+EBUILD compiler-rt-sanitizers-19.1.5.ebuild 6479 BLAKE2B db6bd87ee4cb4be87537152c8041fb0e6bd69100e6fa4242e231c98ec1222834dd87a7b0350b42bddc6d50597919169f44d136b7a3f609407cf752f9a5ee6cff SHA512 3a992ea97ce2028d99a94adc291bf6c084af6ccb103dab7dbba43568e1283b7c4c6dfc03385b931c185eed2fc4c37563edaeff76ed3e8528c92293030121ac7e
 EBUILD compiler-rt-sanitizers-20.0.0.9999.ebuild 6394 BLAKE2B 458582b435bbd97d6fc776b1dcf653af9d41e53b0540803a3528db993eddf33284a11ec72ba7bdd2e54bbe4cf7c51e340e04970f9dc3f1f8a08edb9e5c98b9db SHA512 7f2432f6ffe217d3dcaf2185c5b08321674f1b9e5da46a2abdebebb68bccc761f0a713aa85741d9a32c29e1b54f1b12f93110146e533742265d0bb182a45501f
 EBUILD compiler-rt-sanitizers-20.0.0_pre20241118.ebuild 6394 BLAKE2B 458582b435bbd97d6fc776b1dcf653af9d41e53b0540803a3528db993eddf33284a11ec72ba7bdd2e54bbe4cf7c51e340e04970f9dc3f1f8a08edb9e5c98b9db SHA512 7f2432f6ffe217d3dcaf2185c5b08321674f1b9e5da46a2abdebebb68bccc761f0a713aa85741d9a32c29e1b54f1b12f93110146e533742265d0bb182a45501f
 EBUILD compiler-rt-sanitizers-20.0.0_pre20241123.ebuild 6394 BLAKE2B 458582b435bbd97d6fc776b1dcf653af9d41e53b0540803a3528db993eddf33284a11ec72ba7bdd2e54bbe4cf7c51e340e04970f9dc3f1f8a08edb9e5c98b9db SHA512 7f2432f6ffe217d3dcaf2185c5b08321674f1b9e5da46a2abdebebb68bccc761f0a713aa85741d9a32c29e1b54f1b12f93110146e533742265d0bb182a45501f
diff --git a/sys-libs/compiler-rt-sanitizers/compiler-rt-sanitizers-19.1.5.ebuild b/sys-libs/compiler-rt-sanitizers/compiler-rt-sanitizers-19.1.5.ebuild
new file mode 100644
index 000000000000..24dcc0582eda
--- /dev/null
+++ b/sys-libs/compiler-rt-sanitizers/compiler-rt-sanitizers-19.1.5.ebuild
@@ -0,0 +1,223 @@
+# Copyright 1999-2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=( python3_{10..13} )
+inherit check-reqs cmake flag-o-matic llvm.org llvm-utils python-any-r1
+
+DESCRIPTION="Compiler runtime libraries for clang (sanitizers & xray)"
+HOMEPAGE="https://llvm.org/"
+
+LICENSE="Apache-2.0-with-LLVM-exceptions || ( UoI-NCSA MIT )"
+SLOT="${LLVM_MAJOR}"
+KEYWORDS="~amd64 ~arm ~arm64 ~loong ~mips ~ppc64 ~riscv ~x86 ~amd64-linux ~ppc-macos ~x64-macos"
+IUSE="+abi_x86_32 abi_x86_64 +clang debug test"
+# base targets
+IUSE+=" +ctx-profile +libfuzzer +memprof +orc +profile +xray"
+# sanitizer targets, keep in sync with config-ix.cmake
+# NB: ubsan, scudo deliberately match two entries
+SANITIZER_FLAGS=(
+	asan dfsan lsan msan hwasan tsan ubsan safestack cfi scudo
+	shadowcallstack gwp-asan
+)
+IUSE+=" ${SANITIZER_FLAGS[@]/#/+}"
+REQUIRED_USE="
+	|| ( ${SANITIZER_FLAGS[*]} libfuzzer orc profile xray )
+	test? (
+		cfi? ( ubsan )
+		gwp-asan? ( scudo )
+	)
+"
+RESTRICT="
+	!clang? ( test )
+	!test? ( test )
+"
+
+DEPEND="
+	sys-devel/llvm:${LLVM_MAJOR}
+	virtual/libcrypt[abi_x86_32(-)?,abi_x86_64(-)?]
+"
+BDEPEND="
+	clang? (
+		sys-devel/clang:${LLVM_MAJOR}
+		sys-libs/compiler-rt:${LLVM_MAJOR}
+	)
+	elibc_glibc? ( net-libs/libtirpc )
+	test? (
+		$(python_gen_any_dep ">=dev-python/lit-15[\${PYTHON_USEDEP}]")
+		=sys-devel/clang-${LLVM_VERSION}*:${LLVM_MAJOR}
+	)
+	!test? (
+		${PYTHON_DEPS}
+	)
+"
+
+LLVM_COMPONENTS=( compiler-rt cmake llvm/cmake )
+LLVM_TEST_COMPONENTS=(
+	llvm/include/llvm/ProfileData llvm/lib/Testing/Support third-party
+)
+llvm.org_set_globals
+
+python_check_deps() {
+	use test || return 0
+	python_has_version ">=dev-python/lit-15[${PYTHON_USEDEP}]"
+}
+
+check_space() {
+	if use test; then
+		local CHECKREQS_DISK_BUILD=11G
+		check-reqs_pkg_pretend
+	fi
+}
+
+pkg_pretend() {
+	check_space
+}
+
+pkg_setup() {
+	check_space
+	python-any-r1_pkg_setup
+}
+
+src_prepare() {
+	sed -i -e 's:-Werror::' lib/tsan/go/buildgo.sh || die
+
+	local flag
+	for flag in "${SANITIZER_FLAGS[@]}"; do
+		if ! use "${flag}"; then
+			local cmake_flag=${flag/-/_}
+			sed -i -e "/COMPILER_RT_HAS_${cmake_flag^^}/s:TRUE:FALSE:" \
+				cmake/config-ix.cmake || die
+		fi
+	done
+
+	# TODO: fix these tests to be skipped upstream
+	if use asan && ! use profile; then
+		rm test/asan/TestCases/asan_and_llvm_coverage_test.cpp || die
+	fi
+	if use ubsan && ! use cfi; then
+		> test/cfi/CMakeLists.txt || die
+	fi
+	# hangs, sigh
+	rm test/tsan/getline_nohang.cpp || die
+
+	llvm.org_src_prepare
+}
+
+src_configure() {
+	llvm_prepend_path "${LLVM_MAJOR}"
+
+	# LLVM_ENABLE_ASSERTIONS=NO does not guarantee this for us, #614844
+	use debug || local -x CPPFLAGS="${CPPFLAGS} -DNDEBUG"
+
+	# pre-set since we need to pass it to cmake
+	BUILD_DIR=${WORKDIR}/compiler-rt_build
+
+	if use clang; then
+		local -x CC=${CHOST}-clang
+		local -x CXX=${CHOST}-clang++
+		strip-unsupported-flags
+	fi
+
+	local flag want_sanitizer=OFF
+	for flag in "${SANITIZER_FLAGS[@]}"; do
+		if use "${flag}"; then
+			want_sanitizer=ON
+			break
+		fi
+	done
+
+	local mycmakeargs=(
+		-DCOMPILER_RT_INSTALL_PATH="${EPREFIX}/usr/lib/clang/${LLVM_MAJOR}"
+		# use a build dir structure consistent with install
+		# this makes it possible to easily deploy test-friendly clang
+		-DCOMPILER_RT_OUTPUT_DIR="${BUILD_DIR}/lib/clang/${LLVM_MAJOR}"
+
+		-DCOMPILER_RT_INCLUDE_TESTS=$(usex test)
+		# builtins & crt installed by sys-libs/compiler-rt
+		-DCOMPILER_RT_BUILD_BUILTINS=OFF
+		-DCOMPILER_RT_BUILD_CRT=OFF
+		-DCOMPILER_RT_BUILD_CTX_PROFILE=$(usex ctx-profile)
+		-DCOMPILER_RT_BUILD_LIBFUZZER=$(usex libfuzzer)
+		-DCOMPILER_RT_BUILD_MEMPROF=$(usex memprof)
+		-DCOMPILER_RT_BUILD_ORC=$(usex orc)
+		-DCOMPILER_RT_BUILD_PROFILE=$(usex profile)
+		-DCOMPILER_RT_BUILD_SANITIZERS="${want_sanitizer}"
+		-DCOMPILER_RT_BUILD_XRAY=$(usex xray)
+
+		-DPython3_EXECUTABLE="${PYTHON}"
+	)
+
+	if use amd64; then
+		mycmakeargs+=(
+			-DCAN_TARGET_i386=$(usex abi_x86_32)
+			-DCAN_TARGET_x86_64=$(usex abi_x86_64)
+		)
+	fi
+
+	if use test; then
+		mycmakeargs+=(
+			-DLLVM_EXTERNAL_LIT="${EPREFIX}/usr/bin/lit"
+			-DLLVM_LIT_ARGS="$(get_lit_flags)"
+
+			# they are created during src_test()
+			-DCOMPILER_RT_TEST_COMPILER="${BUILD_DIR}/lib/llvm/${LLVM_MAJOR}/bin/clang"
+			-DCOMPILER_RT_TEST_CXX_COMPILER="${BUILD_DIR}/lib/llvm/${LLVM_MAJOR}/bin/clang++"
+		)
+
+		# same flags are passed for build & tests, so we need to strip
+		# them down to a subset supported by clang
+		CC=${EPREFIX}/usr/lib/llvm/${LLVM_MAJOR}/bin/clang \
+		CXX=${EPREFIX}/usr/lib/llvm/${LLVM_MAJOR}/bin/clang++ \
+		strip-unsupported-flags
+	fi
+
+	if use prefix && [[ "${CHOST}" == *-darwin* ]] ; then
+		mycmakeargs+=(
+			# setting -isysroot is disabled with compiler-rt-prefix-paths.patch
+			# this allows adding arm64 support using SDK in EPREFIX
+			-DDARWIN_macosx_CACHED_SYSROOT="${EPREFIX}/MacOSX.sdk"
+			# Set version based on the SDK in EPREFIX
+			# This disables i386 for SDK >= 10.15
+			# Will error if has_use tsan and SDK < 10.12
+			-DDARWIN_macosx_OVERRIDE_SDK_VERSION="$(realpath ${EPREFIX}/MacOSX.sdk | sed -e 's/.*MacOSX\(.*\)\.sdk/\1/')"
+			# Use our libtool instead of looking it up with xcrun
+			-DCMAKE_LIBTOOL="${EPREFIX}/usr/bin/${CHOST}-libtool"
+		)
+	fi
+
+	cmake_src_configure
+
+	if use test; then
+		local sys_dir=( "${EPREFIX}"/usr/lib/clang/${LLVM_MAJOR}/lib/* )
+		[[ -e ${sys_dir} ]] || die "Unable to find ${sys_dir}"
+		[[ ${#sys_dir[@]} -eq 1 ]] || die "Non-deterministic compiler-rt install: ${sys_dir[*]}"
+
+		# copy clang over since resource_dir is located relatively to binary
+		# therefore, we can put our new libraries in it
+		mkdir -p "${BUILD_DIR}"/lib/{llvm/${LLVM_MAJOR}/{bin,$(get_libdir)},clang/${LLVM_MAJOR}/include} || die
+		cp "${EPREFIX}"/usr/lib/llvm/${LLVM_MAJOR}/bin/clang{,++} \
+			"${BUILD_DIR}"/lib/llvm/${LLVM_MAJOR}/bin/ || die
+		cp "${EPREFIX}"/usr/lib/clang/${LLVM_MAJOR}/include/*.h \
+			"${BUILD_DIR}"/lib/clang/${LLVM_MAJOR}/include/ || die
+		cp "${sys_dir}"/*builtins*.a \
+			"${BUILD_DIR}/lib/clang/${LLVM_MAJOR}/lib/${sys_dir##*/}/" || die
+		# we also need LLVMgold.so for gold-based tests
+		if [[ -f ${EPREFIX}/usr/lib/llvm/${LLVM_MAJOR}/$(get_libdir)/LLVMgold.so ]]; then
+			ln -s "${EPREFIX}"/usr/lib/llvm/${LLVM_MAJOR}/$(get_libdir)/LLVMgold.so \
+				"${BUILD_DIR}"/lib/llvm/${LLVM_MAJOR}/$(get_libdir)/ || die
+		fi
+	fi
+}
+
+src_test() {
+	# respect TMPDIR!
+	local -x LIT_PRESERVES_TMP=1
+	# disable sandbox to have it stop clobbering LD_PRELOAD
+	local -x SANDBOX_ON=0
+	# wipe LD_PRELOAD to make ASAN happy
+	local -x LD_PRELOAD=
+
+	cmake_build check-all
+}
diff --git a/sys-libs/compiler-rt/Manifest b/sys-libs/compiler-rt/Manifest
index e92ef7f5daa3..70a882b3be45 100644
--- a/sys-libs/compiler-rt/Manifest
+++ b/sys-libs/compiler-rt/Manifest
@@ -11,6 +11,8 @@ DIST llvm-project-18.1.8.src.tar.xz 132067260 BLAKE2B a950492f1dbfb874dff63b1ffe
 DIST llvm-project-18.1.8.src.tar.xz.sig 566 BLAKE2B 6ab0efc5b38d4483f4e32e8b85774b2edd5d88fdf29f23b88eb0b5130a7a7f0e80549612b025f927e92de4a08ff7c292cff224dbda91a5d598244e98f7ad0fbd SHA512 ddfd1e8a06756759af6cbe488c82a6d6a62ba91f3e8a0eb4cece561321824f5d165b08ed91010588790b76e19790931d2651b24dba8567e3b151d3cb43bec25b
 DIST llvm-project-19.1.4.src.tar.xz 141255156 BLAKE2B b99cd8a96e38dbcfb582ee5d2250268df36fb94fa0fd5b3611484094fbd7962051978334d2c623d2ff5a0209dbb2c6c6492be0146507ae982a7d3e9705a689c5 SHA512 a586f8a41dde5e0d9ca6d8c58e9ef2a2e59b70a86d2e2c46106dc31b5c096bb80af0cdbdb486179e9cc676a540099f49a1c2db9e5e84c50362db1f72e9af6906
 DIST llvm-project-19.1.4.src.tar.xz.sig 438 BLAKE2B b0925bdb761046d69779e0b035e29430bc09ef2b81be763aa5c853793631d7b7fdd65eb4dae7a1e3b4daa15d189c24cd1e14f065f79fdbf75429fa34be9b330e SHA512 3fb4a6c7594cb43680860698dac47062dde30de60f515dcecdad63812ea1edfb2cb209d0a7ac2254589c245a95b7c0f571b582e0d4b97a6ae8242563483ea764
+DIST llvm-project-19.1.5.src.tar.xz 141243716 BLAKE2B 228fc66ab688abfc16f31b2cd83163b81ef61604ace21eab69a1776f0dc88cbe8fa831162205849e5be3975a214136399572b4ad1b908986e37b2d38a1a7fa5d SHA512 648854e9c91fdcc5c677ce3800e046f2060b998a45cf9f7eebe02898431b3924f9348b6fc366102cd4fdda72dcb8f32076f98aa69927e0e20b3f1007fba10b22
+DIST llvm-project-19.1.5.src.tar.xz.sig 438 BLAKE2B 1d40a5c5405f99ef86e3360f9ea153afd1ae4001697210fd799a988113e8a3cef39e2c4794edd9332f384d8490f4ce2ab6bee6d98f794f84775807f833b81c0a SHA512 a438c86ce882eb1ac3e50842937068794ed162bb1b7ded68a2fe3ec2ab4f57cc38aee667cfb46afe6da22eef7ed1cb65820a473f63bd5a0dc6aad41df7bfad54
 DIST llvm-project-19ddafafdf131aed40abbdaf5af1fb7b59c1e8ac.tar.gz 223281446 BLAKE2B 68f8e9bbae78938f424f566bf60db489e5c8afc4ae307cce11adb4b9b6dd48f1c54f1ef69b81051a702cb213012a0e5e03f602a29b11488d79a6bc5e49aa3402 SHA512 6355dd6f8992c6d14f20ce1976fc588f198a42c3c7eaa6c463e63b5110759decdebb80ea357c5e29620d8c33b6da752cbb8d2853159dc0e887f6c3d733c80eca
 DIST llvm-project-a348f223cab54b21a7b1c38dec7bc6aa2f81c949.tar.gz 223630067 BLAKE2B 3c2121a8d13e3a84a9ee98d17c58e5fd5a31d5870ac21c633c78c49b4af0c401310f7e91f64ff3b7cf7f6e8d205c730458b8b1101b1255f422659974d48e2ecb SHA512 33cc09a904e4fe0d529611a1d71d764e6d49f014cea903aadc0755d0420f65cfc763fdcfd4bb9a96adad79ce1c4475d8c005dcac37c4fe130a1fb3665172f1db
 DIST llvm-project-a6385a3fc8a88f092d07672210a1e773481c2919.tar.gz 222866102 BLAKE2B 9346275b18dcd7eedb699ed3494c027f597f68ceb8ff902fbff9f805a2c423d4fb86619974b3bb6fea30c5fe948e3793fb5c499f9e206b61794e13908d830327 SHA512 ac507feeaba787c6df1ece65e03d065c4f8fbabef686b583f671745e09c9a585be8c9359aeb3aa77815711a2ff9621c1b36a4d24cfe9f8d04e3288b53d7c9c69
@@ -23,6 +25,7 @@ EBUILD compiler-rt-17.0.6-r2.ebuild 5360 BLAKE2B 2177d53ff3c498ca85871197a466e58
 EBUILD compiler-rt-18.1.8-r1.ebuild 4987 BLAKE2B e32d8c2e8ae1b978600444420dfb2e9329c85fad13e91cbf494167aa4e57f24bf538a4417d3b47d4b87234ae26b48d88d6efd1a9413587ac4488e3a007a9ddff SHA512 0e103e1bf304892e41ec4935d390f7d2e5cfcf569f2cf22b091524d8c73fcf60e07f96f3e8d71949226852ce61777bc4a309aa9063ab87830c3fb94bf8082001
 EBUILD compiler-rt-18.1.8-r2.ebuild 5115 BLAKE2B 7c066ac2380913e67431f1d40a21d4c3a3866f7c40064762aff98d116ddacd4e876d5290b2f3bfa463b35072208bf959c18bba611e2a90c645937ec52fdf296c SHA512 6ed1a02b0e6d53469444aa0285fbcf395381e8e2caf01a062c92b664f81373458e13352ea9b7dedcd6aecbfab48cea0c3434b918f18c6d834195ecabad70c47e
 EBUILD compiler-rt-19.1.4.ebuild 5209 BLAKE2B d69ba529020b23d4a7f00195d2ea7a3010976271a69b4a5229d7fbc944f129480874ec9e8ca3b68f3a938d790c112d2cd2aa77eb560ab821eb3f79dcb028b71b SHA512 92c74ab12577049d145a3f078d72fa59dcda40fde713ff1079dc065c50fd48d29b30dd58052bb2182bc01146485134c694eb332196d415f8967b38de2ad74301
+EBUILD compiler-rt-19.1.5.ebuild 5209 BLAKE2B d69ba529020b23d4a7f00195d2ea7a3010976271a69b4a5229d7fbc944f129480874ec9e8ca3b68f3a938d790c112d2cd2aa77eb560ab821eb3f79dcb028b71b SHA512 92c74ab12577049d145a3f078d72fa59dcda40fde713ff1079dc065c50fd48d29b30dd58052bb2182bc01146485134c694eb332196d415f8967b38de2ad74301
 EBUILD compiler-rt-20.0.0.9999.ebuild 5100 BLAKE2B 8b21c012e5424c96d3957670edfa06a03ed3a5a328b1600c29d471ba12191b319d39e0124d276fbd4ebaef9bea3f1a2133c9fd391f22328a46b008e9c783e5cb SHA512 cd3d927fb0ad5a5f919bcc7143f07e1f32870ab7ff278503c3b73a90f1d685e9b4b657d364ddd9c20f3dd2b03d370bb791f1a5e5f1314e9b592b00df41557360
 EBUILD compiler-rt-20.0.0_pre20241118.ebuild 5100 BLAKE2B 8b21c012e5424c96d3957670edfa06a03ed3a5a328b1600c29d471ba12191b319d39e0124d276fbd4ebaef9bea3f1a2133c9fd391f22328a46b008e9c783e5cb SHA512 cd3d927fb0ad5a5f919bcc7143f07e1f32870ab7ff278503c3b73a90f1d685e9b4b657d364ddd9c20f3dd2b03d370bb791f1a5e5f1314e9b592b00df41557360
 EBUILD compiler-rt-20.0.0_pre20241123.ebuild 5100 BLAKE2B 8b21c012e5424c96d3957670edfa06a03ed3a5a328b1600c29d471ba12191b319d39e0124d276fbd4ebaef9bea3f1a2133c9fd391f22328a46b008e9c783e5cb SHA512 cd3d927fb0ad5a5f919bcc7143f07e1f32870ab7ff278503c3b73a90f1d685e9b4b657d364ddd9c20f3dd2b03d370bb791f1a5e5f1314e9b592b00df41557360
diff --git a/sys-libs/compiler-rt/compiler-rt-19.1.5.ebuild b/sys-libs/compiler-rt/compiler-rt-19.1.5.ebuild
new file mode 100644
index 000000000000..88726a8977e1
--- /dev/null
+++ b/sys-libs/compiler-rt/compiler-rt-19.1.5.ebuild
@@ -0,0 +1,176 @@
+# Copyright 1999-2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=( python3_{10..13} )
+inherit cmake crossdev flag-o-matic llvm.org llvm-utils python-any-r1
+inherit toolchain-funcs
+
+DESCRIPTION="Compiler runtime library for clang (built-in part)"
+HOMEPAGE="https://llvm.org/"
+
+LICENSE="Apache-2.0-with-LLVM-exceptions || ( UoI-NCSA MIT )"
+SLOT="${LLVM_MAJOR}"
+KEYWORDS="~amd64 ~arm ~arm64 ~loong ~mips ~ppc64 ~riscv ~x86 ~amd64-linux ~arm64-macos ~ppc-macos ~x64-macos"
+IUSE="+abi_x86_32 abi_x86_64 +atomic-builtins +clang debug test"
+REQUIRED_USE="atomic-builtins? ( clang )"
+RESTRICT="!test? ( test ) !clang? ( test )"
+
+DEPEND="
+	sys-devel/llvm:${LLVM_MAJOR}
+"
+BDEPEND="
+	clang? ( sys-devel/clang:${LLVM_MAJOR} )
+	test? (
+		$(python_gen_any_dep ">=dev-python/lit-15[\${PYTHON_USEDEP}]")
+		=sys-devel/clang-${LLVM_VERSION}*:${LLVM_MAJOR}
+	)
+	!test? (
+		${PYTHON_DEPS}
+	)
+"
+
+LLVM_COMPONENTS=( compiler-rt cmake llvm/cmake )
+LLVM_TEST_COMPONENTS=( llvm/include/llvm/TargetParser )
+llvm.org_set_globals
+
+python_check_deps() {
+	use test || return 0
+	python_has_version ">=dev-python/lit-15[${PYTHON_USEDEP}]"
+}
+
+pkg_pretend() {
+	if ! use clang && ! tc-is-clang; then
+		ewarn "Building using a compiler other than clang may result in broken atomics"
+		ewarn "library. Enable USE=clang unless you have a very good reason not to."
+	fi
+}
+
+pkg_setup() {
+	if target_is_not_host || tc-is-cross-compiler ; then
+		# strips vars like CFLAGS="-march=x86_64-v3" for non-x86 architectures
+		CHOST=${CTARGET} strip-unsupported-flags
+		# overrides host docs otherwise
+		DOCS=()
+	fi
+	python-any-r1_pkg_setup
+}
+
+test_compiler() {
+	target_is_not_host && return
+	$(tc-getCC) ${CFLAGS} ${LDFLAGS} "${@}" -o /dev/null -x c - \
+		<<<'int main() { return 0; }' &>/dev/null
+}
+
+src_configure() {
+	llvm_prepend_path "${LLVM_MAJOR}"
+
+	# LLVM_ENABLE_ASSERTIONS=NO does not guarantee this for us, #614844
+	use debug || local -x CPPFLAGS="${CPPFLAGS} -DNDEBUG"
+
+	# pre-set since we need to pass it to cmake
+	BUILD_DIR=${WORKDIR}/${P}_build
+
+	if use clang && ! is_crosspkg; then
+		# Only do this conditionally to allow overriding with
+		# e.g. CC=clang-13 in case of breakage
+		if ! tc-is-clang ; then
+			local -x CC=${CHOST}-clang
+			local -x CXX=${CHOST}-clang++
+		fi
+
+		strip-unsupported-flags
+	fi
+
+	if ! is_crosspkg && ! test_compiler ; then
+		local nolib_flags=( -nodefaultlibs -lc )
+
+		if test_compiler "${nolib_flags[@]}"; then
+			local -x LDFLAGS="${LDFLAGS} ${nolib_flags[*]}"
+			ewarn "${CC} seems to lack runtime, trying with ${nolib_flags[*]}"
+		elif test_compiler "${nolib_flags[@]}" -nostartfiles; then
+			# Avoiding -nostartfiles earlier on for bug #862540,
+			# and set available entry symbol for bug #862798.
+			nolib_flags+=( -nostartfiles -e main )
+
+			local -x LDFLAGS="${LDFLAGS} ${nolib_flags[*]}"
+			ewarn "${CC} seems to lack runtime, trying with ${nolib_flags[*]}"
+		fi
+	fi
+
+	local mycmakeargs=(
+		-DCOMPILER_RT_INSTALL_PATH="${EPREFIX}/usr/lib/clang/${LLVM_MAJOR}"
+
+		-DCOMPILER_RT_EXCLUDE_ATOMIC_BUILTIN=$(usex !atomic-builtins)
+		-DCOMPILER_RT_INCLUDE_TESTS=$(usex test)
+		-DCOMPILER_RT_BUILD_CTX_PROFILE=OFF
+		-DCOMPILER_RT_BUILD_LIBFUZZER=OFF
+		-DCOMPILER_RT_BUILD_MEMPROF=OFF
+		-DCOMPILER_RT_BUILD_ORC=OFF
+		-DCOMPILER_RT_BUILD_PROFILE=OFF
+		-DCOMPILER_RT_BUILD_SANITIZERS=OFF
+		-DCOMPILER_RT_BUILD_XRAY=OFF
+
+		-DPython3_EXECUTABLE="${PYTHON}"
+	)
+
+	if use amd64 && ! target_is_not_host; then
+		mycmakeargs+=(
+			-DCAN_TARGET_i386=$(usex abi_x86_32)
+			-DCAN_TARGET_x86_64=$(usex abi_x86_64)
+		)
+	fi
+
+	if is_crosspkg; then
+		# Needed to target built libc headers
+		export CFLAGS="${CFLAGS} -isystem /usr/${CTARGET}/usr/include"
+		mycmakeargs+=(
+			# Without this, the compiler will compile a test program
+			# and fail due to no builtins.
+			-DCMAKE_C_COMPILER_WORKS=1
+			-DCMAKE_CXX_COMPILER_WORKS=1
+
+			# Without this, compiler-rt install location is not unique
+			# to target triples, only to architecture.
+			# Needed if you want to target multiple libcs for one arch.
+			-DLLVM_ENABLE_PER_TARGET_RUNTIME_DIR=ON
+
+			-DCMAKE_ASM_COMPILER_TARGET="${CTARGET}"
+			-DCMAKE_C_COMPILER_TARGET="${CTARGET}"
+			-DCOMPILER_RT_DEFAULT_TARGET_ONLY=ON
+		)
+	fi
+
+	if use prefix && [[ "${CHOST}" == *-darwin* ]] ; then
+		mycmakeargs+=(
+			# setting -isysroot is disabled with compiler-rt-prefix-paths.patch
+			# this allows adding arm64 support using SDK in EPREFIX
+			-DDARWIN_macosx_CACHED_SYSROOT="${EPREFIX}/MacOSX.sdk"
+			# Set version based on the SDK in EPREFIX.
+			# This disables i386 for SDK >= 10.15
+			-DDARWIN_macosx_OVERRIDE_SDK_VERSION="$(realpath ${EPREFIX}/MacOSX.sdk | sed -e 's/.*MacOSX\(.*\)\.sdk/\1/')"
+			# Use our libtool instead of looking it up with xcrun
+			-DCMAKE_LIBTOOL="${EPREFIX}/usr/bin/${CHOST}-libtool"
+		)
+	fi
+
+	if use test; then
+		mycmakeargs+=(
+			-DLLVM_EXTERNAL_LIT="${EPREFIX}/usr/bin/lit"
+			-DLLVM_LIT_ARGS="$(get_lit_flags)"
+
+			-DCOMPILER_RT_TEST_COMPILER="${EPREFIX}/usr/lib/llvm/${LLVM_MAJOR}/bin/clang"
+			-DCOMPILER_RT_TEST_CXX_COMPILER="${EPREFIX}/usr/lib/llvm/${LLVM_MAJOR}/bin/clang++"
+		)
+	fi
+
+	cmake_src_configure
+}
+
+src_test() {
+	# respect TMPDIR!
+	local -x LIT_PRESERVES_TMP=1
+
+	cmake_build check-builtins
+}
diff --git a/sys-libs/libcxx/Manifest b/sys-libs/libcxx/Manifest
index 1464f014b3e6..71d001d2495c 100644
--- a/sys-libs/libcxx/Manifest
+++ b/sys-libs/libcxx/Manifest
@@ -10,6 +10,8 @@ DIST llvm-project-18.1.8.src.tar.xz 132067260 BLAKE2B a950492f1dbfb874dff63b1ffe
 DIST llvm-project-18.1.8.src.tar.xz.sig 566 BLAKE2B 6ab0efc5b38d4483f4e32e8b85774b2edd5d88fdf29f23b88eb0b5130a7a7f0e80549612b025f927e92de4a08ff7c292cff224dbda91a5d598244e98f7ad0fbd SHA512 ddfd1e8a06756759af6cbe488c82a6d6a62ba91f3e8a0eb4cece561321824f5d165b08ed91010588790b76e19790931d2651b24dba8567e3b151d3cb43bec25b
 DIST llvm-project-19.1.4.src.tar.xz 141255156 BLAKE2B b99cd8a96e38dbcfb582ee5d2250268df36fb94fa0fd5b3611484094fbd7962051978334d2c623d2ff5a0209dbb2c6c6492be0146507ae982a7d3e9705a689c5 SHA512 a586f8a41dde5e0d9ca6d8c58e9ef2a2e59b70a86d2e2c46106dc31b5c096bb80af0cdbdb486179e9cc676a540099f49a1c2db9e5e84c50362db1f72e9af6906
 DIST llvm-project-19.1.4.src.tar.xz.sig 438 BLAKE2B b0925bdb761046d69779e0b035e29430bc09ef2b81be763aa5c853793631d7b7fdd65eb4dae7a1e3b4daa15d189c24cd1e14f065f79fdbf75429fa34be9b330e SHA512 3fb4a6c7594cb43680860698dac47062dde30de60f515dcecdad63812ea1edfb2cb209d0a7ac2254589c245a95b7c0f571b582e0d4b97a6ae8242563483ea764
+DIST llvm-project-19.1.5.src.tar.xz 141243716 BLAKE2B 228fc66ab688abfc16f31b2cd83163b81ef61604ace21eab69a1776f0dc88cbe8fa831162205849e5be3975a214136399572b4ad1b908986e37b2d38a1a7fa5d SHA512 648854e9c91fdcc5c677ce3800e046f2060b998a45cf9f7eebe02898431b3924f9348b6fc366102cd4fdda72dcb8f32076f98aa69927e0e20b3f1007fba10b22
+DIST llvm-project-19.1.5.src.tar.xz.sig 438 BLAKE2B 1d40a5c5405f99ef86e3360f9ea153afd1ae4001697210fd799a988113e8a3cef39e2c4794edd9332f384d8490f4ce2ab6bee6d98f794f84775807f833b81c0a SHA512 a438c86ce882eb1ac3e50842937068794ed162bb1b7ded68a2fe3ec2ab4f57cc38aee667cfb46afe6da22eef7ed1cb65820a473f63bd5a0dc6aad41df7bfad54
 DIST llvm-project-19ddafafdf131aed40abbdaf5af1fb7b59c1e8ac.tar.gz 223281446 BLAKE2B 68f8e9bbae78938f424f566bf60db489e5c8afc4ae307cce11adb4b9b6dd48f1c54f1ef69b81051a702cb213012a0e5e03f602a29b11488d79a6bc5e49aa3402 SHA512 6355dd6f8992c6d14f20ce1976fc588f198a42c3c7eaa6c463e63b5110759decdebb80ea357c5e29620d8c33b6da752cbb8d2853159dc0e887f6c3d733c80eca
 DIST llvm-project-a348f223cab54b21a7b1c38dec7bc6aa2f81c949.tar.gz 223630067 BLAKE2B 3c2121a8d13e3a84a9ee98d17c58e5fd5a31d5870ac21c633c78c49b4af0c401310f7e91f64ff3b7cf7f6e8d205c730458b8b1101b1255f422659974d48e2ecb SHA512 33cc09a904e4fe0d529611a1d71d764e6d49f014cea903aadc0755d0420f65cfc763fdcfd4bb9a96adad79ce1c4475d8c005dcac37c4fe130a1fb3665172f1db
 DIST llvm-project-a6385a3fc8a88f092d07672210a1e773481c2919.tar.gz 222866102 BLAKE2B 9346275b18dcd7eedb699ed3494c027f597f68ceb8ff902fbff9f805a2c423d4fb86619974b3bb6fea30c5fe948e3793fb5c499f9e206b61794e13908d830327 SHA512 ac507feeaba787c6df1ece65e03d065c4f8fbabef686b583f671745e09c9a585be8c9359aeb3aa77815711a2ff9621c1b36a4d24cfe9f8d04e3288b53d7c9c69
@@ -18,6 +20,7 @@ EBUILD libcxx-16.0.6.ebuild 5300 BLAKE2B 4714e22ad2fdcb07c62ead4cfa47fb4734e45dc
 EBUILD libcxx-17.0.6.ebuild 5280 BLAKE2B a882313471af07942a0772efa642800ba85545227f7dfe281cd7fcdc686ecda82692d273550b28cca2de47b1b9fda87717c98c52ffafdf1155d5269a3733f48a SHA512 d9a2932d7b9e26dea0e62dfd3aeac08ad0206a242d3d42d83e55b93cc767195a67bc0eb3da38cb8d51930175f94bac6496184d6d4be516014e0208c3f852d427
 EBUILD libcxx-18.1.8.ebuild 5442 BLAKE2B 0bafe813a25b0bf38606bc5def482fa9e354005273762cdb29564d0dea93a575a7a95b1b8435ba959da4e47a26aec788e10c15509eb66937830b227679a2fbf7 SHA512 e12a3002d860023ef1f302ac1656ea4ec5556f41ef2b2f247a3eedebeddd7fb51a1e4f2c5a4e75770e15cffd1bdb830a82d081d2505a2196b494a490cc516f17
 EBUILD libcxx-19.1.4.ebuild 5181 BLAKE2B dbad2e4443d758b1b2570dd2e5bf448f6fc4d8e633e2a21e5f26485203eb6da0e72a81abf870ef95c7903632b56af75fa0bb46220ee3651685144a4bdea46f61 SHA512 316a9684216860346b6a7486145993d25ed3daf9cc01929dba45a19818da4c92c8da88cf0230cf5196be99b04bd8471a14ae69b5ac722175dd0f7fdf5919bc75
+EBUILD libcxx-19.1.5.ebuild 5181 BLAKE2B dbad2e4443d758b1b2570dd2e5bf448f6fc4d8e633e2a21e5f26485203eb6da0e72a81abf870ef95c7903632b56af75fa0bb46220ee3651685144a4bdea46f61 SHA512 316a9684216860346b6a7486145993d25ed3daf9cc01929dba45a19818da4c92c8da88cf0230cf5196be99b04bd8471a14ae69b5ac722175dd0f7fdf5919bc75
 EBUILD libcxx-20.0.0.9999.ebuild 5358 BLAKE2B f1653197106b3f12fa21ca3e82968e2a4b1d5376bf0c7a72ffafe28623919c85de6180de6d2bb75092de2101ddd98c07cfa1866fda15c50832802e1a712a3f60 SHA512 501844ea65ad7200b74c412e5b9298559a78859f25f01a6b963a336db5f4be4790e079f861ab749f5b87241da014958bf166695b7aa03a6e84a7bc598dd455c2
 EBUILD libcxx-20.0.0_pre20241118.ebuild 5358 BLAKE2B f1653197106b3f12fa21ca3e82968e2a4b1d5376bf0c7a72ffafe28623919c85de6180de6d2bb75092de2101ddd98c07cfa1866fda15c50832802e1a712a3f60 SHA512 501844ea65ad7200b74c412e5b9298559a78859f25f01a6b963a336db5f4be4790e079f861ab749f5b87241da014958bf166695b7aa03a6e84a7bc598dd455c2
 EBUILD libcxx-20.0.0_pre20241123.ebuild 5358 BLAKE2B f1653197106b3f12fa21ca3e82968e2a4b1d5376bf0c7a72ffafe28623919c85de6180de6d2bb75092de2101ddd98c07cfa1866fda15c50832802e1a712a3f60 SHA512 501844ea65ad7200b74c412e5b9298559a78859f25f01a6b963a336db5f4be4790e079f861ab749f5b87241da014958bf166695b7aa03a6e84a7bc598dd455c2
diff --git a/sys-libs/libcxx/libcxx-19.1.5.ebuild b/sys-libs/libcxx/libcxx-19.1.5.ebuild
new file mode 100644
index 000000000000..80dbe207d4c4
--- /dev/null
+++ b/sys-libs/libcxx/libcxx-19.1.5.ebuild
@@ -0,0 +1,202 @@
+# Copyright 1999-2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=( python3_{10..13} )
+inherit cmake-multilib flag-o-matic llvm.org llvm-utils python-any-r1
+inherit toolchain-funcs
+
+DESCRIPTION="New implementation of the C++ standard library, targeting C++11"
+HOMEPAGE="https://libcxx.llvm.org/"
+
+LICENSE="Apache-2.0-with-LLVM-exceptions || ( UoI-NCSA MIT )"
+SLOT="0"
+KEYWORDS="~amd64 ~arm ~arm64 ~loong ~riscv ~sparc ~x86 ~arm64-macos ~x64-macos"
+IUSE="+clang +libcxxabi +static-libs test"
+REQUIRED_USE="test? ( clang )"
+RESTRICT="!test? ( test )"
+
+RDEPEND="
+	libcxxabi? (
+		~sys-libs/libcxxabi-${PV}[static-libs?,${MULTILIB_USEDEP}]
+	)
+	!libcxxabi? ( >=sys-devel/gcc-4.7:=[cxx] )
+"
+DEPEND="
+	${RDEPEND}
+	sys-devel/llvm:${LLVM_MAJOR}
+"
+BDEPEND="
+	clang? (
+		sys-devel/clang:${LLVM_MAJOR}
+	)
+	!test? (
+		${PYTHON_DEPS}
+	)
+	test? (
+		dev-debug/gdb[python]
+		$(python_gen_any_dep 'dev-python/lit[${PYTHON_USEDEP}]')
+	)
+"
+
+LLVM_COMPONENTS=( runtimes libcxx{,abi} llvm/{cmake,utils/llvm-lit} cmake )
+llvm.org_set_globals
+
+python_check_deps() {
+	use test || return 0
+	python_has_version "dev-python/lit[${PYTHON_USEDEP}]"
+}
+
+pkg_setup() {
+	python-any-r1_pkg_setup
+
+	if ! use libcxxabi && ! tc-is-gcc ; then
+		eerror "To build ${PN} against libsupc++, you have to use gcc. Other"
+		eerror "compilers are not supported. Please set CC=gcc and CXX=g++"
+		eerror "and try again."
+		die
+	fi
+}
+
+test_compiler() {
+	$(tc-getCXX) ${CXXFLAGS} ${LDFLAGS} "${@}" -o /dev/null -x c++ - \
+		<<<'int main() { return 0; }' &>/dev/null
+}
+
+src_configure() {
+	llvm_prepend_path "${LLVM_MAJOR}"
+
+	# note: we need to do this before multilib kicks in since it will
+	# alter the CHOST
+	local cxxabi cxxabi_incs
+	if use libcxxabi; then
+		cxxabi=system-libcxxabi
+		cxxabi_incs="${EPREFIX}/usr/include/c++/v1"
+	else
+		local gcc_inc="${EPREFIX}/usr/lib/gcc/${CHOST}/$(gcc-fullversion)/include/g++-v$(gcc-major-version)"
+		cxxabi=libsupc++
+		cxxabi_incs="${gcc_inc};${gcc_inc}/${CHOST}"
+	fi
+
+	multilib-minimal_src_configure
+}
+
+multilib_src_configure() {
+	if use clang; then
+		local -x CC=${CHOST}-clang
+		local -x CXX=${CHOST}-clang++
+		strip-unsupported-flags
+	fi
+
+	# link to compiler-rt
+	local use_compiler_rt=OFF
+	[[ $(tc-get-c-rtlib) == compiler-rt ]] && use_compiler_rt=ON
+
+	# bootstrap: cmake is unhappy if compiler can't link to stdlib
+	local nolib_flags=( -nodefaultlibs -lc )
+	if ! test_compiler; then
+		if test_compiler "${nolib_flags[@]}"; then
+			local -x LDFLAGS="${LDFLAGS} ${nolib_flags[*]}"
+			ewarn "${CXX} seems to lack runtime, trying with ${nolib_flags[*]}"
+		fi
+	fi
+
+	local libdir=$(get_libdir)
+	local mycmakeargs=(
+		-DCMAKE_CXX_COMPILER_TARGET="${CHOST}"
+		-DPython3_EXECUTABLE="${PYTHON}"
+		-DLLVM_ENABLE_RUNTIMES=libcxx
+		-DLLVM_INCLUDE_TESTS=OFF
+		-DLLVM_LIBDIR_SUFFIX=${libdir#lib}
+
+		-DLIBCXX_ENABLE_SHARED=ON
+		-DLIBCXX_ENABLE_STATIC=$(usex static-libs)
+		-DLIBCXX_CXX_ABI=${cxxabi}
+		-DLIBCXX_CXX_ABI_INCLUDE_PATHS=${cxxabi_incs}
+		# we're using our own mechanism for generating linker scripts
+		-DLIBCXX_ENABLE_ABI_LINKER_SCRIPT=OFF
+		-DLIBCXX_HAS_MUSL_LIBC=$(usex elibc_musl)
+		-DLIBCXX_INCLUDE_BENCHMARKS=OFF
+		-DLIBCXX_INCLUDE_TESTS=$(usex test)
+		-DLIBCXX_INSTALL_MODULES=ON
+		-DLIBCXX_USE_COMPILER_RT=${use_compiler_rt}
+		# this is broken with standalone builds, and also meaningless
+		-DLIBCXXABI_USE_LLVM_UNWINDER=OFF
+	)
+
+	if use test; then
+		mycmakeargs+=(
+			-DLLVM_EXTERNAL_LIT="${EPREFIX}/usr/bin/lit"
+			-DLLVM_LIT_ARGS="$(get_lit_flags)"
+			-DPython3_EXECUTABLE="${PYTHON}"
+		)
+	fi
+	cmake_src_configure
+}
+
+multilib_src_compile() {
+	cmake_src_compile
+	if [[ ${CHOST} != *-darwin* ]] ; then
+		gen_shared_ldscript
+		use static-libs && gen_static_ldscript
+	fi
+}
+
+multilib_src_test() {
+	local -x LIT_PRESERVES_TMP=1
+	cmake_build check-cxx
+}
+
+multilib_src_install() {
+	cmake_src_install
+	# since we've replaced libc++.{a,so} with ldscripts, now we have to
+	# install the extra symlinks
+	if [[ ${CHOST} != *-darwin* ]] ; then
+		dolib.so lib/libc++_shared.so
+		use static-libs && dolib.a lib/libc++_static.a
+	fi
+}
+
+# Usage: deps
+gen_ldscript() {
+	local output_format
+	output_format=$($(tc-getCC) ${CFLAGS} ${LDFLAGS} -Wl,--verbose 2>&1 | sed -n 's/^OUTPUT_FORMAT("\([^"]*\)",.*/\1/p')
+	[[ -n ${output_format} ]] && output_format="OUTPUT_FORMAT ( ${output_format} )"
+
+	cat <<-END_LDSCRIPT
+/* GNU ld script
+   Include missing dependencies
+*/
+${output_format}
+GROUP ( $@ )
+END_LDSCRIPT
+}
+
+gen_static_ldscript() {
+	# Move it first.
+	mv lib/libc++{,_static}.a || die
+	# Generate libc++.a ldscript for inclusion of its dependencies so that
+	# clang++ -stdlib=libc++ -static works out of the box.
+	local deps=(
+		libc++_static.a
+		$(usex libcxxabi libc++abi.a libsupc++.a)
+	)
+	# On Linux/glibc it does not link without libpthread or libdl. It is
+	# fine on FreeBSD.
+	use elibc_glibc && deps+=( libpthread.a libdl.a )
+
+	gen_ldscript "${deps[*]}" > lib/libc++.a || die
+}
+
+gen_shared_ldscript() {
+	# Move it first.
+	mv lib/libc++{,_shared}.so || die
+	local deps=(
+		libc++_shared.so
+		# libsupc++ doesn't have a shared version
+		$(usex libcxxabi libc++abi.so libsupc++.a)
+	)
+
+	gen_ldscript "${deps[*]}" > lib/libc++.so || die
+}
diff --git a/sys-libs/libcxxabi/Manifest b/sys-libs/libcxxabi/Manifest
index 730862cc76d6..26f8748c42b1 100644
--- a/sys-libs/libcxxabi/Manifest
+++ b/sys-libs/libcxxabi/Manifest
@@ -8,6 +8,8 @@ DIST llvm-project-18.1.8.src.tar.xz 132067260 BLAKE2B a950492f1dbfb874dff63b1ffe
 DIST llvm-project-18.1.8.src.tar.xz.sig 566 BLAKE2B 6ab0efc5b38d4483f4e32e8b85774b2edd5d88fdf29f23b88eb0b5130a7a7f0e80549612b025f927e92de4a08ff7c292cff224dbda91a5d598244e98f7ad0fbd SHA512 ddfd1e8a06756759af6cbe488c82a6d6a62ba91f3e8a0eb4cece561321824f5d165b08ed91010588790b76e19790931d2651b24dba8567e3b151d3cb43bec25b
 DIST llvm-project-19.1.4.src.tar.xz 141255156 BLAKE2B b99cd8a96e38dbcfb582ee5d2250268df36fb94fa0fd5b3611484094fbd7962051978334d2c623d2ff5a0209dbb2c6c6492be0146507ae982a7d3e9705a689c5 SHA512 a586f8a41dde5e0d9ca6d8c58e9ef2a2e59b70a86d2e2c46106dc31b5c096bb80af0cdbdb486179e9cc676a540099f49a1c2db9e5e84c50362db1f72e9af6906
 DIST llvm-project-19.1.4.src.tar.xz.sig 438 BLAKE2B b0925bdb761046d69779e0b035e29430bc09ef2b81be763aa5c853793631d7b7fdd65eb4dae7a1e3b4daa15d189c24cd1e14f065f79fdbf75429fa34be9b330e SHA512 3fb4a6c7594cb43680860698dac47062dde30de60f515dcecdad63812ea1edfb2cb209d0a7ac2254589c245a95b7c0f571b582e0d4b97a6ae8242563483ea764
+DIST llvm-project-19.1.5.src.tar.xz 141243716 BLAKE2B 228fc66ab688abfc16f31b2cd83163b81ef61604ace21eab69a1776f0dc88cbe8fa831162205849e5be3975a214136399572b4ad1b908986e37b2d38a1a7fa5d SHA512 648854e9c91fdcc5c677ce3800e046f2060b998a45cf9f7eebe02898431b3924f9348b6fc366102cd4fdda72dcb8f32076f98aa69927e0e20b3f1007fba10b22
+DIST llvm-project-19.1.5.src.tar.xz.sig 438 BLAKE2B 1d40a5c5405f99ef86e3360f9ea153afd1ae4001697210fd799a988113e8a3cef39e2c4794edd9332f384d8490f4ce2ab6bee6d98f794f84775807f833b81c0a SHA512 a438c86ce882eb1ac3e50842937068794ed162bb1b7ded68a2fe3ec2ab4f57cc38aee667cfb46afe6da22eef7ed1cb65820a473f63bd5a0dc6aad41df7bfad54
 DIST llvm-project-19ddafafdf131aed40abbdaf5af1fb7b59c1e8ac.tar.gz 223281446 BLAKE2B 68f8e9bbae78938f424f566bf60db489e5c8afc4ae307cce11adb4b9b6dd48f1c54f1ef69b81051a702cb213012a0e5e03f602a29b11488d79a6bc5e49aa3402 SHA512 6355dd6f8992c6d14f20ce1976fc588f198a42c3c7eaa6c463e63b5110759decdebb80ea357c5e29620d8c33b6da752cbb8d2853159dc0e887f6c3d733c80eca
 DIST llvm-project-a348f223cab54b21a7b1c38dec7bc6aa2f81c949.tar.gz 223630067 BLAKE2B 3c2121a8d13e3a84a9ee98d17c58e5fd5a31d5870ac21c633c78c49b4af0c401310f7e91f64ff3b7cf7f6e8d205c730458b8b1101b1255f422659974d48e2ecb SHA512 33cc09a904e4fe0d529611a1d71d764e6d49f014cea903aadc0755d0420f65cfc763fdcfd4bb9a96adad79ce1c4475d8c005dcac37c4fe130a1fb3665172f1db
 DIST llvm-project-a6385a3fc8a88f092d07672210a1e773481c2919.tar.gz 222866102 BLAKE2B 9346275b18dcd7eedb699ed3494c027f597f68ceb8ff902fbff9f805a2c423d4fb86619974b3bb6fea30c5fe948e3793fb5c499f9e206b61794e13908d830327 SHA512 ac507feeaba787c6df1ece65e03d065c4f8fbabef686b583f671745e09c9a585be8c9359aeb3aa77815711a2ff9621c1b36a4d24cfe9f8d04e3288b53d7c9c69
@@ -16,6 +18,7 @@ EBUILD libcxxabi-16.0.6.ebuild 2932 BLAKE2B 837ab88ee88d5497b8bddb9f001d4b4ddd44
 EBUILD libcxxabi-17.0.6.ebuild 2932 BLAKE2B 837ab88ee88d5497b8bddb9f001d4b4ddd44ed982ef47114c965174135ed136abd0e3a6f3848a4aba53d0ca3748c54674cb28de8d46fda3bb7a90f326d41c7c6 SHA512 e4ebf7f35d2cad3bf3ba02754c85fee1cd1c4e52887770698ebaa3ef2fe66873f468677d307ea2d6956c2f6d3ac9b61943461193a5315f1e8a2846f2463b0581
 EBUILD libcxxabi-18.1.8.ebuild 2759 BLAKE2B 1d4ac3db2b24ed4c598f2e5c4021e68a95b3652b0ee4a7b9a8976bb253b921d428dd30a5da26dfb82b350c05ec8840f38887ae02a766a22861e0638434a7a4a6 SHA512 8fe5ca2d5c605406b102abd013f05b5662a5d643ec22b1a83a8bf8ec1b6a940fcdc448f1bb81f877741406874e126747148e295f5492f6b76c0e17ad093ad07a
 EBUILD libcxxabi-19.1.4.ebuild 2764 BLAKE2B 279e2dedfd47b02e89b0d34b7ce17ddfcc409340319473901306b761545030bfaa0ab9788b567f6982b1071d37bc4f9790fe38a2817bd9b4f13bd337aa2f8b99 SHA512 10fbb48677a4bd39c196631649eaf307f7adfb5d8512f9abd6c4c0b7984a91113c4e9cf663282de38be7b02e0e8e835bc91300a38ca63f26c73f7fe6fd737de9
+EBUILD libcxxabi-19.1.5.ebuild 2764 BLAKE2B 279e2dedfd47b02e89b0d34b7ce17ddfcc409340319473901306b761545030bfaa0ab9788b567f6982b1071d37bc4f9790fe38a2817bd9b4f13bd337aa2f8b99 SHA512 10fbb48677a4bd39c196631649eaf307f7adfb5d8512f9abd6c4c0b7984a91113c4e9cf663282de38be7b02e0e8e835bc91300a38ca63f26c73f7fe6fd737de9
 EBUILD libcxxabi-20.0.0.9999.ebuild 2663 BLAKE2B 51f73901a172d1d38eb2204428cab606794110644be1d95e542da7c80e2f88f12b1dde949f3b000a27677108922413351d7f79547101a22b14595b31f3cb9138 SHA512 3d61d2c559bcdb9d13a8134dd75dfb66b46b51eb8c3c870fa807f0dfc6298ed1582a6a3eeba732d9aac6e974e28bf5fc8efb6825654b11b0fcbb4eeaa4d40492
 EBUILD libcxxabi-20.0.0_pre20241118.ebuild 2663 BLAKE2B 51f73901a172d1d38eb2204428cab606794110644be1d95e542da7c80e2f88f12b1dde949f3b000a27677108922413351d7f79547101a22b14595b31f3cb9138 SHA512 3d61d2c559bcdb9d13a8134dd75dfb66b46b51eb8c3c870fa807f0dfc6298ed1582a6a3eeba732d9aac6e974e28bf5fc8efb6825654b11b0fcbb4eeaa4d40492
 EBUILD libcxxabi-20.0.0_pre20241123.ebuild 2663 BLAKE2B 51f73901a172d1d38eb2204428cab606794110644be1d95e542da7c80e2f88f12b1dde949f3b000a27677108922413351d7f79547101a22b14595b31f3cb9138 SHA512 3d61d2c559bcdb9d13a8134dd75dfb66b46b51eb8c3c870fa807f0dfc6298ed1582a6a3eeba732d9aac6e974e28bf5fc8efb6825654b11b0fcbb4eeaa4d40492
diff --git a/sys-libs/libcxxabi/libcxxabi-19.1.5.ebuild b/sys-libs/libcxxabi/libcxxabi-19.1.5.ebuild
new file mode 100644
index 000000000000..c129f18b4672
--- /dev/null
+++ b/sys-libs/libcxxabi/libcxxabi-19.1.5.ebuild
@@ -0,0 +1,111 @@
+# Copyright 1999-2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=( python3_{10..13} )
+inherit cmake-multilib flag-o-matic llvm.org llvm-utils python-any-r1
+inherit toolchain-funcs
+
+DESCRIPTION="Low level support for a standard C++ library"
+HOMEPAGE="https://libcxxabi.llvm.org/"
+
+LICENSE="Apache-2.0-with-LLVM-exceptions || ( UoI-NCSA MIT )"
+SLOT="0"
+KEYWORDS="~amd64 ~arm ~arm64 ~loong ~riscv ~sparc ~x86 ~arm64-macos ~x64-macos"
+IUSE="+clang +static-libs test"
+REQUIRED_USE="test? ( clang )"
+RESTRICT="!test? ( test )"
+
+# in 15.x, cxxabi.h is moving from libcxx to libcxxabi
+RDEPEND+="
+	!<sys-libs/libcxx-15
+"
+DEPEND="
+	${RDEPEND}
+	sys-devel/llvm:${LLVM_MAJOR}
+"
+BDEPEND="
+	clang? (
+		sys-devel/clang:${LLVM_MAJOR}
+	)
+	!test? (
+		${PYTHON_DEPS}
+	)
+	test? (
+		$(python_gen_any_dep 'dev-python/lit[${PYTHON_USEDEP}]')
+	)
+"
+
+LLVM_COMPONENTS=( runtimes libcxx{abi,} llvm/cmake cmake )
+LLVM_TEST_COMPONENTS=( llvm/utils/llvm-lit )
+llvm.org_set_globals
+
+python_check_deps() {
+	use test || return 0
+	python_has_version "dev-python/lit[${PYTHON_USEDEP}]"
+}
+
+multilib_src_configure() {
+	llvm_prepend_path "${LLVM_MAJOR}"
+
+	if use clang; then
+		local -x CC=${CHOST}-clang
+		local -x CXX=${CHOST}-clang++
+		strip-unsupported-flags
+	fi
+
+	# link to compiler-rt
+	local use_compiler_rt=OFF
+	[[ $(tc-get-c-rtlib) == compiler-rt ]] && use_compiler_rt=ON
+
+	local libdir=$(get_libdir)
+	local mycmakeargs=(
+		-DCMAKE_CXX_COMPILER_TARGET="${CHOST}"
+		-DPython3_EXECUTABLE="${PYTHON}"
+		-DLLVM_ENABLE_RUNTIMES="libcxxabi;libcxx"
+		-DLLVM_INCLUDE_TESTS=OFF
+		-DLLVM_LIBDIR_SUFFIX=${libdir#lib}
+		-DLIBCXXABI_ENABLE_SHARED=ON
+		-DLIBCXXABI_ENABLE_STATIC=$(usex static-libs)
+		-DLIBCXXABI_INCLUDE_TESTS=$(usex test)
+		-DLIBCXXABI_USE_COMPILER_RT=${use_compiler_rt}
+
+		# upstream is omitting standard search path for this
+		# probably because gcc & clang are bundling their own unwind.h
+		-DLIBCXXABI_LIBUNWIND_INCLUDES="${EPREFIX}"/usr/include
+		# this is broken with standalone builds, and also meaningless
+		-DLIBCXXABI_USE_LLVM_UNWINDER=OFF
+
+		-DLIBCXX_LIBDIR_SUFFIX=
+		-DLIBCXX_ENABLE_SHARED=ON
+		-DLIBCXX_ENABLE_STATIC=OFF
+		-DLIBCXX_CXX_ABI=libcxxabi
+		-DLIBCXX_ENABLE_ABI_LINKER_SCRIPT=OFF
+		-DLIBCXX_HAS_MUSL_LIBC=$(usex elibc_musl)
+		-DLIBCXX_HAS_GCC_S_LIB=OFF
+		-DLIBCXX_INCLUDE_BENCHMARKS=OFF
+		-DLIBCXX_INCLUDE_TESTS=OFF
+	)
+	if use test; then
+		mycmakeargs+=(
+			-DLLVM_EXTERNAL_LIT="${EPREFIX}/usr/bin/lit"
+			-DLLVM_LIT_ARGS="$(get_lit_flags)"
+			-DPython3_EXECUTABLE="${PYTHON}"
+		)
+	fi
+	cmake_src_configure
+}
+
+multilib_src_compile() {
+	cmake_build cxxabi
+}
+
+multilib_src_test() {
+	local -x LIT_PRESERVES_TMP=1
+	cmake_build check-cxxabi
+}
+
+multilib_src_install() {
+	DESTDIR="${D}" cmake_build install-cxxabi
+}
diff --git a/sys-libs/libomp/Manifest b/sys-libs/libomp/Manifest
index b7c746a2fc4d..db56e704689a 100644
--- a/sys-libs/libomp/Manifest
+++ b/sys-libs/libomp/Manifest
@@ -9,6 +9,8 @@ DIST llvm-project-18.1.8.src.tar.xz 132067260 BLAKE2B a950492f1dbfb874dff63b1ffe
 DIST llvm-project-18.1.8.src.tar.xz.sig 566 BLAKE2B 6ab0efc5b38d4483f4e32e8b85774b2edd5d88fdf29f23b88eb0b5130a7a7f0e80549612b025f927e92de4a08ff7c292cff224dbda91a5d598244e98f7ad0fbd SHA512 ddfd1e8a06756759af6cbe488c82a6d6a62ba91f3e8a0eb4cece561321824f5d165b08ed91010588790b76e19790931d2651b24dba8567e3b151d3cb43bec25b
 DIST llvm-project-19.1.4.src.tar.xz 141255156 BLAKE2B b99cd8a96e38dbcfb582ee5d2250268df36fb94fa0fd5b3611484094fbd7962051978334d2c623d2ff5a0209dbb2c6c6492be0146507ae982a7d3e9705a689c5 SHA512 a586f8a41dde5e0d9ca6d8c58e9ef2a2e59b70a86d2e2c46106dc31b5c096bb80af0cdbdb486179e9cc676a540099f49a1c2db9e5e84c50362db1f72e9af6906
 DIST llvm-project-19.1.4.src.tar.xz.sig 438 BLAKE2B b0925bdb761046d69779e0b035e29430bc09ef2b81be763aa5c853793631d7b7fdd65eb4dae7a1e3b4daa15d189c24cd1e14f065f79fdbf75429fa34be9b330e SHA512 3fb4a6c7594cb43680860698dac47062dde30de60f515dcecdad63812ea1edfb2cb209d0a7ac2254589c245a95b7c0f571b582e0d4b97a6ae8242563483ea764
+DIST llvm-project-19.1.5.src.tar.xz 141243716 BLAKE2B 228fc66ab688abfc16f31b2cd83163b81ef61604ace21eab69a1776f0dc88cbe8fa831162205849e5be3975a214136399572b4ad1b908986e37b2d38a1a7fa5d SHA512 648854e9c91fdcc5c677ce3800e046f2060b998a45cf9f7eebe02898431b3924f9348b6fc366102cd4fdda72dcb8f32076f98aa69927e0e20b3f1007fba10b22
+DIST llvm-project-19.1.5.src.tar.xz.sig 438 BLAKE2B 1d40a5c5405f99ef86e3360f9ea153afd1ae4001697210fd799a988113e8a3cef39e2c4794edd9332f384d8490f4ce2ab6bee6d98f794f84775807f833b81c0a SHA512 a438c86ce882eb1ac3e50842937068794ed162bb1b7ded68a2fe3ec2ab4f57cc38aee667cfb46afe6da22eef7ed1cb65820a473f63bd5a0dc6aad41df7bfad54
 DIST llvm-project-19ddafafdf131aed40abbdaf5af1fb7b59c1e8ac.tar.gz 223281446 BLAKE2B 68f8e9bbae78938f424f566bf60db489e5c8afc4ae307cce11adb4b9b6dd48f1c54f1ef69b81051a702cb213012a0e5e03f602a29b11488d79a6bc5e49aa3402 SHA512 6355dd6f8992c6d14f20ce1976fc588f198a42c3c7eaa6c463e63b5110759decdebb80ea357c5e29620d8c33b6da752cbb8d2853159dc0e887f6c3d733c80eca
 DIST llvm-project-a348f223cab54b21a7b1c38dec7bc6aa2f81c949.tar.gz 223630067 BLAKE2B 3c2121a8d13e3a84a9ee98d17c58e5fd5a31d5870ac21c633c78c49b4af0c401310f7e91f64ff3b7cf7f6e8d205c730458b8b1101b1255f422659974d48e2ecb SHA512 33cc09a904e4fe0d529611a1d71d764e6d49f014cea903aadc0755d0420f65cfc763fdcfd4bb9a96adad79ce1c4475d8c005dcac37c4fe130a1fb3665172f1db
 DIST llvm-project-a6385a3fc8a88f092d07672210a1e773481c2919.tar.gz 222866102 BLAKE2B 9346275b18dcd7eedb699ed3494c027f597f68ceb8ff902fbff9f805a2c423d4fb86619974b3bb6fea30c5fe948e3793fb5c499f9e206b61794e13908d830327 SHA512 ac507feeaba787c6df1ece65e03d065c4f8fbabef686b583f671745e09c9a585be8c9359aeb3aa77815711a2ff9621c1b36a4d24cfe9f8d04e3288b53d7c9c69
@@ -17,6 +19,7 @@ EBUILD libomp-16.0.6.ebuild 3984 BLAKE2B 8302d2776c0d8c50dcc7cac2dde8523f1abdf39
 EBUILD libomp-17.0.6.ebuild 4052 BLAKE2B 8a05a46719120eac5495417fb6ea54b7a6a3d93aa7cc0917ca9e8f3cb2238f23348ecaefebd4c2064eac4adfbd4ef7f86b70c051cbcc009692ec790159d8883d SHA512 80b48f5a3af351ee14296aa76ba28b964eb85d84a1827af8acd35076895342a5dd743362c988e042c57f11dc9e8bbca1a9003a6752562758249062e460c73247
 EBUILD libomp-18.1.8.ebuild 4288 BLAKE2B f357d18d80010a75b917694db783d6a7ea3e2d49c157f194cdcf6f27a89110df32d0605d2eda30a30b662cc9f52994b16c48c2ecb01b4c81bcde741282a5e840 SHA512 16580962bb4d278794edd748a26be3d7d185c906f76b5dde675a875cdd62e3c97e817de042fc2564ac40d41919fd649aa747ec430fa8c18be553ea88b0d02f88
 EBUILD libomp-19.1.4.ebuild 2248 BLAKE2B 8493ef91a33d9415c1ae604e8d65a972964b8a4d4adc5dbecf884a30a2a5aa216955fb15ade6d260e2573dcf265c845a1ed95ad7ef850342007e97e345c78558 SHA512 fb53d47a8a75cb06d4915ea00186dffc01ba718d021945df3f9f8cc106c2ecbc9278b1fdc8d037ce562a3b0b1bdc58dc266b90d671b2d427de2761b02661a96d
+EBUILD libomp-19.1.5.ebuild 2248 BLAKE2B 8493ef91a33d9415c1ae604e8d65a972964b8a4d4adc5dbecf884a30a2a5aa216955fb15ade6d260e2573dcf265c845a1ed95ad7ef850342007e97e345c78558 SHA512 fb53d47a8a75cb06d4915ea00186dffc01ba718d021945df3f9f8cc106c2ecbc9278b1fdc8d037ce562a3b0b1bdc58dc266b90d671b2d427de2761b02661a96d
 EBUILD libomp-20.0.0.9999.ebuild 2163 BLAKE2B 522f4f9099cf7ca69f3bd2d93f1bfa0f80fd1937d8147b0464d3bcb143b161cf5b17b8e2fc80a981188a1962a3dc1396979dd726028f546ccb10b56265405415 SHA512 5ae5744e3addc95f790c15e1d89d3da4080ea0216518ece8097ac21a71432892d920722618ea3589f7bf4f70c505b5be37fa9b8c49683fd2307988b4425e7bea
 EBUILD libomp-20.0.0_pre20241118.ebuild 2163 BLAKE2B 522f4f9099cf7ca69f3bd2d93f1bfa0f80fd1937d8147b0464d3bcb143b161cf5b17b8e2fc80a981188a1962a3dc1396979dd726028f546ccb10b56265405415 SHA512 5ae5744e3addc95f790c15e1d89d3da4080ea0216518ece8097ac21a71432892d920722618ea3589f7bf4f70c505b5be37fa9b8c49683fd2307988b4425e7bea
 EBUILD libomp-20.0.0_pre20241123.ebuild 2163 BLAKE2B 522f4f9099cf7ca69f3bd2d93f1bfa0f80fd1937d8147b0464d3bcb143b161cf5b17b8e2fc80a981188a1962a3dc1396979dd726028f546ccb10b56265405415 SHA512 5ae5744e3addc95f790c15e1d89d3da4080ea0216518ece8097ac21a71432892d920722618ea3589f7bf4f70c505b5be37fa9b8c49683fd2307988b4425e7bea
diff --git a/sys-libs/libomp/libomp-19.1.5.ebuild b/sys-libs/libomp/libomp-19.1.5.ebuild
new file mode 100644
index 000000000000..64ab38e3e987
--- /dev/null
+++ b/sys-libs/libomp/libomp-19.1.5.ebuild
@@ -0,0 +1,89 @@
+# Copyright 1999-2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=( python3_{10..13} )
+inherit flag-o-matic cmake-multilib linux-info llvm.org python-single-r1
+
+DESCRIPTION="OpenMP runtime library for LLVM/clang compiler"
+HOMEPAGE="https://openmp.llvm.org"
+
+LICENSE="Apache-2.0-with-LLVM-exceptions || ( UoI-NCSA MIT )"
+SLOT="0/${LLVM_SOABI}"
+KEYWORDS="~amd64 ~arm ~arm64 ~loong ~mips ~ppc64 ~riscv ~x86 ~amd64-linux ~x64-macos"
+IUSE="debug gdb-plugin hwloc ompt test"
+REQUIRED_USE="
+	gdb-plugin? ( ${PYTHON_REQUIRED_USE} )
+"
+RESTRICT="!test? ( test )"
+
+RDEPEND="
+	gdb-plugin? ( ${PYTHON_DEPS} )
+	hwloc? ( >=sys-apps/hwloc-2.5:0=[${MULTILIB_USEDEP}] )
+"
+# tests:
+# - dev-python/lit provides the test runner
+# - sys-devel/llvm provide test utils (e.g. FileCheck)
+# - sys-devel/clang provides the compiler to run tests
+DEPEND="
+	${RDEPEND}
+"
+BDEPEND="
+	dev-lang/perl
+	test? (
+		${PYTHON_DEPS}
+		$(python_gen_cond_dep '
+			dev-python/lit[${PYTHON_USEDEP}]
+		')
+		sys-devel/clang
+	)
+"
+
+LLVM_COMPONENTS=( openmp cmake llvm/include )
+llvm.org_set_globals
+
+pkg_setup() {
+	if use gdb-plugin || use test; then
+		python-single-r1_pkg_setup
+	fi
+}
+
+multilib_src_configure() {
+	# LTO causes issues in other packages building, #870127
+	filter-lto
+
+	# LLVM_ENABLE_ASSERTIONS=NO does not guarantee this for us, #614844
+	use debug || local -x CPPFLAGS="${CPPFLAGS} -DNDEBUG"
+
+	local libdir="$(get_libdir)"
+	local mycmakeargs=(
+		-DOPENMP_LIBDIR_SUFFIX="${libdir#lib}"
+
+		-DLIBOMP_USE_HWLOC=$(usex hwloc)
+		-DLIBOMP_OMPD_GDB_SUPPORT=$(multilib_native_usex gdb-plugin)
+		-DLIBOMP_OMPT_SUPPORT=$(usex ompt)
+
+		# do not install libgomp.so & libiomp5.so aliases
+		-DLIBOMP_INSTALL_ALIASES=OFF
+		# disable unnecessary hack copying stuff back to srcdir
+		-DLIBOMP_COPY_EXPORTS=OFF
+	)
+
+	use test && mycmakeargs+=(
+		# this project does not use standard LLVM cmake macros
+		-DOPENMP_LLVM_LIT_EXECUTABLE="${EPREFIX}/usr/bin/lit"
+		-DOPENMP_LIT_ARGS="$(get_lit_flags)"
+
+		-DOPENMP_TEST_C_COMPILER="$(type -P "${CHOST}-clang")"
+		-DOPENMP_TEST_CXX_COMPILER="$(type -P "${CHOST}-clang++")"
+	)
+	cmake_src_configure
+}
+
+multilib_src_test() {
+	# respect TMPDIR!
+	local -x LIT_PRESERVES_TMP=1
+
+	cmake_build check-libomp
+}
diff --git a/sys-libs/llvm-libunwind/Manifest b/sys-libs/llvm-libunwind/Manifest
index 6e9f17236158..7692c0930300 100644
--- a/sys-libs/llvm-libunwind/Manifest
+++ b/sys-libs/llvm-libunwind/Manifest
@@ -8,6 +8,8 @@ DIST llvm-project-18.1.8.src.tar.xz 132067260 BLAKE2B a950492f1dbfb874dff63b1ffe
 DIST llvm-project-18.1.8.src.tar.xz.sig 566 BLAKE2B 6ab0efc5b38d4483f4e32e8b85774b2edd5d88fdf29f23b88eb0b5130a7a7f0e80549612b025f927e92de4a08ff7c292cff224dbda91a5d598244e98f7ad0fbd SHA512 ddfd1e8a06756759af6cbe488c82a6d6a62ba91f3e8a0eb4cece561321824f5d165b08ed91010588790b76e19790931d2651b24dba8567e3b151d3cb43bec25b
 DIST llvm-project-19.1.4.src.tar.xz 141255156 BLAKE2B b99cd8a96e38dbcfb582ee5d2250268df36fb94fa0fd5b3611484094fbd7962051978334d2c623d2ff5a0209dbb2c6c6492be0146507ae982a7d3e9705a689c5 SHA512 a586f8a41dde5e0d9ca6d8c58e9ef2a2e59b70a86d2e2c46106dc31b5c096bb80af0cdbdb486179e9cc676a540099f49a1c2db9e5e84c50362db1f72e9af6906
 DIST llvm-project-19.1.4.src.tar.xz.sig 438 BLAKE2B b0925bdb761046d69779e0b035e29430bc09ef2b81be763aa5c853793631d7b7fdd65eb4dae7a1e3b4daa15d189c24cd1e14f065f79fdbf75429fa34be9b330e SHA512 3fb4a6c7594cb43680860698dac47062dde30de60f515dcecdad63812ea1edfb2cb209d0a7ac2254589c245a95b7c0f571b582e0d4b97a6ae8242563483ea764
+DIST llvm-project-19.1.5.src.tar.xz 141243716 BLAKE2B 228fc66ab688abfc16f31b2cd83163b81ef61604ace21eab69a1776f0dc88cbe8fa831162205849e5be3975a214136399572b4ad1b908986e37b2d38a1a7fa5d SHA512 648854e9c91fdcc5c677ce3800e046f2060b998a45cf9f7eebe02898431b3924f9348b6fc366102cd4fdda72dcb8f32076f98aa69927e0e20b3f1007fba10b22
+DIST llvm-project-19.1.5.src.tar.xz.sig 438 BLAKE2B 1d40a5c5405f99ef86e3360f9ea153afd1ae4001697210fd799a988113e8a3cef39e2c4794edd9332f384d8490f4ce2ab6bee6d98f794f84775807f833b81c0a SHA512 a438c86ce882eb1ac3e50842937068794ed162bb1b7ded68a2fe3ec2ab4f57cc38aee667cfb46afe6da22eef7ed1cb65820a473f63bd5a0dc6aad41df7bfad54
 DIST llvm-project-19ddafafdf131aed40abbdaf5af1fb7b59c1e8ac.tar.gz 223281446 BLAKE2B 68f8e9bbae78938f424f566bf60db489e5c8afc4ae307cce11adb4b9b6dd48f1c54f1ef69b81051a702cb213012a0e5e03f602a29b11488d79a6bc5e49aa3402 SHA512 6355dd6f8992c6d14f20ce1976fc588f198a42c3c7eaa6c463e63b5110759decdebb80ea357c5e29620d8c33b6da752cbb8d2853159dc0e887f6c3d733c80eca
 DIST llvm-project-a348f223cab54b21a7b1c38dec7bc6aa2f81c949.tar.gz 223630067 BLAKE2B 3c2121a8d13e3a84a9ee98d17c58e5fd5a31d5870ac21c633c78c49b4af0c401310f7e91f64ff3b7cf7f6e8d205c730458b8b1101b1255f422659974d48e2ecb SHA512 33cc09a904e4fe0d529611a1d71d764e6d49f014cea903aadc0755d0420f65cfc763fdcfd4bb9a96adad79ce1c4475d8c005dcac37c4fe130a1fb3665172f1db
 DIST llvm-project-a6385a3fc8a88f092d07672210a1e773481c2919.tar.gz 222866102 BLAKE2B 9346275b18dcd7eedb699ed3494c027f597f68ceb8ff902fbff9f805a2c423d4fb86619974b3bb6fea30c5fe948e3793fb5c499f9e206b61794e13908d830327 SHA512 ac507feeaba787c6df1ece65e03d065c4f8fbabef686b583f671745e09c9a585be8c9359aeb3aa77815711a2ff9621c1b36a4d24cfe9f8d04e3288b53d7c9c69
@@ -16,6 +18,7 @@ EBUILD llvm-libunwind-16.0.6-r1.ebuild 3440 BLAKE2B eafe21a3de172043ca0039ba27c8
 EBUILD llvm-libunwind-17.0.6.ebuild 3440 BLAKE2B eafe21a3de172043ca0039ba27c80c64d32b02cc86bdb5a6d108ded35770e0352216337cbf24ee4fde43b699a68a85c8145be2d17510d525452bfd5a02674998 SHA512 164fdc1c62405e02c035af7997b8522b51f5b9337d2bb66d7fc9b1f45df74ec70d31b26dc5324c59792d32c543fe18abf74ed3b07a64c131e3c1bb4f9f733c5d
 EBUILD llvm-libunwind-18.1.8.ebuild 3407 BLAKE2B 1f0f6be6cd671b42d97bfa5ffc5fbf0c837f1d97a034db9c88fa15ba381651c6f669aef7e8e6f46091f33950f6fc8dad7a7e45ded1711b8dea2e562ec7174cb9 SHA512 e4db23d628e8d82c48f5dd1f2c29a90acceaabdcdb049d38310cdfe82c3d59b4cb5d80df8b9f5663ab3c86fbf304bffc35fd01d61f9b7dc99cbef879e9157a61
 EBUILD llvm-libunwind-19.1.4.ebuild 3413 BLAKE2B 7f510e3b4b415a4178c5783a5252adf00ee264ec8173d459f1ee7df65dcb3c0c9bc8712384d2e4c9a5451a13c7868bef011d990158e4875f5ed8f343866bd228 SHA512 84de24446bb5b2239ef96155327e2c9b35a1a3d1c93c7acb5aaf046299dd8ebab6c89b9b2c6d36bd6adb6265492521c3a6f395f4fdecb37ea4b022e6a840f56f
+EBUILD llvm-libunwind-19.1.5.ebuild 3413 BLAKE2B 7f510e3b4b415a4178c5783a5252adf00ee264ec8173d459f1ee7df65dcb3c0c9bc8712384d2e4c9a5451a13c7868bef011d990158e4875f5ed8f343866bd228 SHA512 84de24446bb5b2239ef96155327e2c9b35a1a3d1c93c7acb5aaf046299dd8ebab6c89b9b2c6d36bd6adb6265492521c3a6f395f4fdecb37ea4b022e6a840f56f
 EBUILD llvm-libunwind-20.0.0.9999.ebuild 3321 BLAKE2B 11e3226e8d8fd4781f2c3b9b4a40068a57fba8b0797726c88f592e69147a99bbfc78d98449daccfd0d30fd378ba8ced48d6dcd4df938fb7604d02dcee3f18f3e SHA512 9c815395dcb606b62f192c978185d88978c4f280a71c69611a1d106dcec1758b901cfd74652e2b4e4adcb944bec318de8f2aa8d32aaea3d471b43870dbf2d562
 EBUILD llvm-libunwind-20.0.0_pre20241118.ebuild 3321 BLAKE2B 11e3226e8d8fd4781f2c3b9b4a40068a57fba8b0797726c88f592e69147a99bbfc78d98449daccfd0d30fd378ba8ced48d6dcd4df938fb7604d02dcee3f18f3e SHA512 9c815395dcb606b62f192c978185d88978c4f280a71c69611a1d106dcec1758b901cfd74652e2b4e4adcb944bec318de8f2aa8d32aaea3d471b43870dbf2d562
 EBUILD llvm-libunwind-20.0.0_pre20241123.ebuild 3321 BLAKE2B 11e3226e8d8fd4781f2c3b9b4a40068a57fba8b0797726c88f592e69147a99bbfc78d98449daccfd0d30fd378ba8ced48d6dcd4df938fb7604d02dcee3f18f3e SHA512 9c815395dcb606b62f192c978185d88978c4f280a71c69611a1d106dcec1758b901cfd74652e2b4e4adcb944bec318de8f2aa8d32aaea3d471b43870dbf2d562
diff --git a/sys-libs/llvm-libunwind/llvm-libunwind-19.1.5.ebuild b/sys-libs/llvm-libunwind/llvm-libunwind-19.1.5.ebuild
new file mode 100644
index 000000000000..45b7c96819be
--- /dev/null
+++ b/sys-libs/llvm-libunwind/llvm-libunwind-19.1.5.ebuild
@@ -0,0 +1,129 @@
+# Copyright 1999-2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=( python3_{10..13} )
+inherit cmake-multilib flag-o-matic llvm.org llvm-utils python-any-r1
+inherit toolchain-funcs
+
+DESCRIPTION="C++ runtime stack unwinder from LLVM"
+HOMEPAGE="https://llvm.org/docs/ExceptionHandling.html"
+
+LICENSE="Apache-2.0-with-LLVM-exceptions || ( UoI-NCSA MIT )"
+SLOT="0"
+KEYWORDS="~amd64 ~arm ~arm64 ~loong ~mips ~ppc ~ppc64 ~riscv ~sparc ~x86 ~arm64-macos ~x64-macos"
+IUSE="+clang debug static-libs test"
+REQUIRED_USE="test? ( clang )"
+RESTRICT="!test? ( test )"
+
+RDEPEND="
+	!sys-libs/libunwind
+"
+DEPEND="
+	sys-devel/llvm:${LLVM_MAJOR}
+"
+BDEPEND="
+	clang? (
+		sys-devel/clang:${LLVM_MAJOR}
+	)
+	!test? (
+		${PYTHON_DEPS}
+	)
+	test? (
+		$(python_gen_any_dep 'dev-python/lit[${PYTHON_USEDEP}]')
+	)
+"
+
+LLVM_COMPONENTS=( runtimes libunwind libcxx llvm/cmake cmake )
+LLVM_TEST_COMPONENTS=( libcxxabi llvm/utils/llvm-lit )
+llvm.org_set_globals
+
+python_check_deps() {
+	use test || return 0
+	python_has_version "dev-python/lit[${PYTHON_USEDEP}]"
+}
+
+multilib_src_configure() {
+	llvm_prepend_path "${LLVM_MAJOR}"
+
+	local libdir=$(get_libdir)
+
+	# https://github.com/llvm/llvm-project/issues/56825
+	# also separately bug #863917
+	filter-lto
+
+	if use clang; then
+		local -x CC=${CHOST}-clang
+		local -x CXX=${CHOST}-clang++
+		strip-unsupported-flags
+	fi
+
+	# link to compiler-rt
+	# https://github.com/gentoo/gentoo/pull/21516
+	local use_compiler_rt=OFF
+	[[ $(tc-get-c-rtlib) == compiler-rt ]] && use_compiler_rt=ON
+
+	# Respect upstream build type assumptions (bug #910436) where they do:
+	# -DLIBUNWIND_ENABLE_ASSERTIONS=ON =>
+	#       -DCMAKE_BUILD_TYPE=DEBUG  => -UNDEBUG
+	#       -DCMAKE_BUILD_TYPE!=debug => -DNDEBUG
+	# -DLIBUNWIND_ENABLE_ASSERTIONS=OFF =>
+	#       -UNDEBUG
+	# See also https://github.com/llvm/llvm-project/issues/86#issuecomment-1649668826.
+	use debug || append-cppflags -DNDEBUG
+
+	local mycmakeargs=(
+		-DCMAKE_CXX_COMPILER_TARGET="${CHOST}"
+		-DPython3_EXECUTABLE="${PYTHON}"
+		-DLLVM_ENABLE_RUNTIMES="libunwind"
+		-DLLVM_LIBDIR_SUFFIX=${libdir#lib}
+		-DLLVM_INCLUDE_TESTS=OFF
+		-DLIBUNWIND_ENABLE_ASSERTIONS=$(usex debug)
+		-DLIBUNWIND_ENABLE_STATIC=$(usex static-libs)
+		-DLIBUNWIND_INCLUDE_TESTS=$(usex test)
+		-DLIBUNWIND_INSTALL_HEADERS=ON
+
+		# support non-native unwinding; given it's small enough,
+		# enable it unconditionally
+		-DLIBUNWIND_ENABLE_CROSS_UNWINDING=ON
+
+		# avoid dependency on libgcc_s if compiler-rt is used
+		-DLIBUNWIND_USE_COMPILER_RT=${use_compiler_rt}
+	)
+	if use test; then
+		mycmakeargs+=(
+			-DLLVM_ENABLE_RUNTIMES="libunwind;libcxxabi;libcxx"
+			-DLLVM_EXTERNAL_LIT="${EPREFIX}/usr/bin/lit"
+			-DLLVM_LIT_ARGS="$(get_lit_flags)"
+			-DLIBUNWIND_LIBCXX_PATH="${WORKDIR}/libcxx"
+
+			-DLIBCXXABI_LIBDIR_SUFFIX=
+			-DLIBCXXABI_ENABLE_SHARED=OFF
+			-DLIBCXXABI_ENABLE_STATIC=ON
+			-DLIBCXXABI_USE_LLVM_UNWINDER=ON
+			-DLIBCXXABI_INCLUDE_TESTS=OFF
+
+			-DLIBCXX_LIBDIR_SUFFIX=
+			-DLIBCXX_ENABLE_SHARED=OFF
+			-DLIBCXX_ENABLE_STATIC=ON
+			-DLIBCXX_CXX_ABI=libcxxabi
+			-DLIBCXX_ENABLE_ABI_LINKER_SCRIPT=OFF
+			-DLIBCXX_HAS_MUSL_LIBC=$(usex elibc_musl)
+			-DLIBCXX_HAS_GCC_S_LIB=OFF
+			-DLIBCXX_INCLUDE_TESTS=OFF
+			-DLIBCXX_INCLUDE_BENCHMARKS=OFF
+		)
+	fi
+
+	cmake_src_configure
+}
+
+multilib_src_test() {
+	local -x LIT_PRESERVES_TMP=1
+	cmake_build check-unwind
+}
+
+multilib_src_install() {
+	DESTDIR=${D} cmake_build install-unwind
+}