gentoo auto-resync : 30:10:2024 - 03:04:35

2 files changed, 210 insertions, 0 deletions

diff --git a/sys-libs/libcxx/Manifest b/sys-libs/libcxx/Manifest
index ae0b63bb2eda..bb6fabc16073 100644
--- a/sys-libs/libcxx/Manifest
+++ b/sys-libs/libcxx/Manifest
@@ -11,6 +11,7 @@ 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-19.1.2.src.tar.xz 141241032 BLAKE2B 38a3f528ddae7cd738236a317551fdb94acd8fb736a57def15b75e1ed2f6572e1370fb3f1e4ff261d3cfb87df7d50d4db8fa9e70dc5e3dde617af09eb059fdd3 SHA512 e98ee405f5c30004b39f0de0470400dd2965adf4cda4b47a1d3792ae362ed43eb45e96a9b1689f31e1064e0b39252379270bd95bf8081cf9b92ecb9b371bf43b
 DIST llvm-project-19.1.2.src.tar.xz.sig 438 BLAKE2B f5bc0cc43bc10ee2438289d62aa8169cbb9e0ea598381b4c744e6a09daf710650fbec0656a9ac7c0e6f84a0ff3541fe223fa9efc61fb3d4c496cad9df7b9edd4 SHA512 307cd88116e68f901229fc2f6db72bad5f964bacee178e2efad3419cec277b5a7e23fb347386fb4e83e1886551bbc78d187259518193cac7654573ee17e3cb63
+DIST llvm-project-3f4468faaa9525ad615118675c3c68938f4a8d5f.tar.gz 221860252 BLAKE2B 6c531df34163dc0879c79b029a13215d1bef2cd95bbaf4a6d5e10b81a8352236283d40f14b62e23a57cc1cf8edce138fb6e2720ced2397d6469c5863564c626d SHA512 4aa485f4547e210cf8f6f8147c4adab3e75afe77f1e4e1bc4718fe681b64bdcf8937f843964542f8ead90ceef52cc0fd4bd8275824d1a4c6961eddafc7d35115
 DIST llvm-project-9aef0fd52a0b2bf31cf3bae8a0693d6df8db6e04.tar.gz 219987707 BLAKE2B a3f0acd0fd3b66c3a826ac6760653fa6ea893ffba7587cf4a14f472026a9d9d8bf6b63c26d8bc39e83936afe6b735496bd88ce6c00d16abe1d0ccd1f9a644302 SHA512 5104669d78930363afeba045dc27a4c36ca8bb7537d432c765e023cbd91155b248c3a60d4768e1f8690c88e82d4ff95a44fb73f26d25d6646dddc857992485ba
 EBUILD libcxx-15.0.7-r1.ebuild 5283 BLAKE2B 4380fc5b851054a5ec226ee4c92a2b79511d73ac9b3f8bccc977211601eca36113fc0ae605854da53898507021f24a8b319197605c556244d84253bede7b84f4 SHA512 0a5859269422e794deb43ed960651a1dea830af28b5e395f32e28de8e67a1f399507340230af1c84248853f554e751709a60a9a78aeb0eb42804cb41907dbfce
 EBUILD libcxx-16.0.6.ebuild 5300 BLAKE2B 4714e22ad2fdcb07c62ead4cfa47fb4734e45dc055700b63a0f24cd6e93dde960c638fa16f55f4c04c6130fc2a7fa5729814c4aee12e9953f603ea5ccb706cc1 SHA512 3eab779107b5c737d971abe29b7bd9f44a73570957bd7d54d6aaa98ec78a6045d7d69272d611f7f09c60e1aa30bbad46b4bd1358b0b2c69e5bc686ab21444857
@@ -20,4 +21,5 @@ EBUILD libcxx-19.1.2.ebuild 5181 BLAKE2B dbad2e4443d758b1b2570dd2e5bf448f6fc4d8e
 EBUILD libcxx-20.0.0.9999.ebuild 5358 BLAKE2B f1653197106b3f12fa21ca3e82968e2a4b1d5376bf0c7a72ffafe28623919c85de6180de6d2bb75092de2101ddd98c07cfa1866fda15c50832802e1a712a3f60 SHA512 501844ea65ad7200b74c412e5b9298559a78859f25f01a6b963a336db5f4be4790e079f861ab749f5b87241da014958bf166695b7aa03a6e84a7bc598dd455c2
 EBUILD libcxx-20.0.0_pre20241015.ebuild 5352 BLAKE2B d9c49814193b00a3c7453c8886c8bf18b8ce1b4d2893c50421cbe1db30385991cce8cd06c9435b05b93017338bd2ab52cb8815a07c8bf9bd2cae613e15551743 SHA512 e05e0da05a7c943e27102addfdf54845e09104cb98fe3beba0bf8c007c8e8c5b23477ef0e4a9d7d88d6e67673519e48aee7686c665eb88603c7409b70be2546c
 EBUILD libcxx-20.0.0_pre20241023.ebuild 5358 BLAKE2B f1653197106b3f12fa21ca3e82968e2a4b1d5376bf0c7a72ffafe28623919c85de6180de6d2bb75092de2101ddd98c07cfa1866fda15c50832802e1a712a3f60 SHA512 501844ea65ad7200b74c412e5b9298559a78859f25f01a6b963a336db5f4be4790e079f861ab749f5b87241da014958bf166695b7aa03a6e84a7bc598dd455c2
+EBUILD libcxx-20.0.0_pre20241029.ebuild 5358 BLAKE2B f1653197106b3f12fa21ca3e82968e2a4b1d5376bf0c7a72ffafe28623919c85de6180de6d2bb75092de2101ddd98c07cfa1866fda15c50832802e1a712a3f60 SHA512 501844ea65ad7200b74c412e5b9298559a78859f25f01a6b963a336db5f4be4790e079f861ab749f5b87241da014958bf166695b7aa03a6e84a7bc598dd455c2
 MISC metadata.xml 598 BLAKE2B b7a60449e0d8e4e7605ec203dfaa45b17a265b024e21a3bcfe05a3aeb6c3d19a1d2a218cb1f9ac9ed52296f0d6e723fed251f364341fb70cbd91b747962db580 SHA512 a23f912efff52c4687767023da826ace8c6e5dcd5e69ece86aabbea99da89e48ba81cdc292f03193e2e8a05743e62ebf4d4735d038e0cc4b42714fa277569335
diff --git a/sys-libs/libcxx/libcxx-20.0.0_pre20241029.ebuild b/sys-libs/libcxx/libcxx-20.0.0_pre20241029.ebuild
new file mode 100644
index 000000000000..73b362d082dd
--- /dev/null
+++ b/sys-libs/libcxx/libcxx-20.0.0_pre20241029.ebuild
@@ -0,0 +1,208 @@
+# 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"
+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} libc 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 [[ ${CHOST} != *-darwin* ]] ; then
+		gen_shared_ldscript
+		use static-libs && gen_static_ldscript
+	fi
+}
+
+multilib_src_test() {
+	local -x LIT_PRESERVES_TMP=1
+	cmake_build install-cxx-test-suite-prefix
+	cp "${BUILD_DIR}"/{lib,libcxx/test-suite-install/$(get_libdir)}/libc++_shared.so || die
+	if use static-libs; then
+		cp "${BUILD_DIR}"/{lib,libcxx/test-suite-install/$(get_libdir)}/libc++_static.a || die
+	fi
+	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
+}