sys-libs/libcxxabi: Add 20.0.0_pre20240822 snapshot

Signed-off-by: Michał Górny <mgorny@gentoo.org>

2 files changed, 111 insertions, 0 deletions

diff --git a/sys-libs/libcxxabi/Manifest b/sys-libs/libcxxabi/Manifest
index b26d3b2910dd..b2c074c06376 100644
--- a/sys-libs/libcxxabi/Manifest
+++ b/sys-libs/libcxxabi/Manifest
@@ -10,5 +10,6 @@ DIST llvm-project-19.1.0-rc2.src.tar.xz 141264388 BLAKE2B 690b4912d9e4a8019b7990
 DIST llvm-project-19.1.0-rc2.src.tar.xz.sig 438 BLAKE2B 1eaf10a1419ecf009c033a8f6ecb6eec86107d81621d5b4665c8d929b05f4845ce0c432017343d7b06f33e6ff6384df9e1d8fc7b9c6efe7f10ef69798891b7e5 SHA512 b46e9a1d40f891c5f3544d8cc6295900bff5dda9a4a526b8db55a42a37ae90deb216b316d2117984e82f4e918d15343e75b3b9e6d6c773866707c3398e032826
 DIST llvm-project-19.1.0-rc3.src.tar.xz 141250388 BLAKE2B 6530bede000d2e4b8ce10b445bfc1f81dc25c2d7121fc953581cd9b6989b3ba197707cd79d3c7b94c055bf2e21b0d07ab3cb401d3f73d22eefba6da4b71dca7b SHA512 3ee4eab848e5e38c396e6f5addf5eb42570d451fc8e7cd77150dc5542f8f710f4a9db51836f7a799996dd1b8194defe4d58efe7c19e5d5e1c5f3dbdda94c0cf3
 DIST llvm-project-19.1.0-rc3.src.tar.xz.sig 438 BLAKE2B 86bad4d4fb805340096473bc603d7a3483f030f62b6f52b64d12c33561fbbb999c2ab69cc94857a32747492c846a5ab631a84da200b03475fd401335373bbccf SHA512 ef0fd2e3e7069fbfd410cbcf71294d1b7182456330ff151348058b5cb0f292edaecb9dcbf613ee4fc979214a23bd3bb8077d71e674635359da36b938dc143266
+DIST llvm-project-503907dc505db1e439e7061113bf84dd105f2e35.tar.gz 218750576 BLAKE2B 40904dbf62cffe9cb757cc1382a765d5c89791948e86bfa4fbdc5a78ebc11cc82588bc730e6c5c84b6d84922cd32290df0146733a013ffa4e408b8a7c2313a1f SHA512 a121cca2ef49c6b25f137e66d23d332d2f9e3bd0d349b1202b6869f7c85a141aecfe20a6c4d4eff84e32a243216740f20114968589207d39df229daf6443ba0d
 DIST llvm-project-db8ef6188cbbe2125e6d60bdef77a535105772df.tar.gz 218416682 BLAKE2B 691e3881e4a60c008c6b766b51ecc856122de1f40242ff1d91ebaa12682fea0a22f84783eb930c42d196f50ba0d3b2010f9010ed73ee7e292fe78c93d6e3f324 SHA512 2dc16a603b60607cc3daee2de0126a567a78c4fff72b2fbcb94c82472bc5ec64ac354ba8592b9a643248a5bfd43b34e2a60f2751a0c9e9e28b7f895fc50a5e9d
 DIST llvm-project-fd7d7882e7fa5a38d4bfde426120d4663718beb4.tar.gz 218217769 BLAKE2B a6c2aa012c342e31527b7e9f85e8fea3549d52530d8f87cd699e094a0aa768d099f9fd2631161ff7f53b4a5011937ed6d1f52b8fa1d23aa34183be1f487d4277 SHA512 c4863fab1a3c03f7f9c42f3501d3a75cebb491343515d77d30b26e5cbd720fc3fd628052099d87ed638e8c424bcbe7a1d066ed857f73da6f243d3d5a76b0e6c5
diff --git a/sys-libs/libcxxabi/libcxxabi-20.0.0_pre20240822.ebuild b/sys-libs/libcxxabi/libcxxabi-20.0.0_pre20240822.ebuild
new file mode 100644
index 000000000000..903f8e866cb6
--- /dev/null
+++ b/sys-libs/libcxxabi/libcxxabi-20.0.0_pre20240822.ebuild
@@ -0,0 +1,110 @@
+# 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"
+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
+}