sys-libs/llvm-libunwind: Add 16.0.0_pre20221226 snapshot

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

2 files changed, 124 insertions, 0 deletions

diff --git a/sys-libs/llvm-libunwind/Manifest b/sys-libs/llvm-libunwind/Manifest
index b407f6e19df6..98715e845272 100644
--- a/sys-libs/llvm-libunwind/Manifest
+++ b/sys-libs/llvm-libunwind/Manifest
@@ -5,5 +5,6 @@ DIST llvm-project-15.0.5.src.tar.xz 110931004 BLAKE2B d751e3627ee26e60a1a037a4a6
 DIST llvm-project-15.0.5.src.tar.xz.sig 566 BLAKE2B a6e7204abc912045346a36f2b349e0829a4d5b9efcb230fb0c97caa38d5159ca17ffb47ce0485cbab276a4938ff3a5c05ef9f8b0b75f4c2028d870ee33023431 SHA512 312bc09b54408a9265f8102241089b0f674be0832dd5cb1998ff13dbccbe19324d7060ba2680457118dee96a1ff390b16282677ad825d7230008014ecebe47d5
 DIST llvm-project-15.0.6.src.tar.xz 112074576 BLAKE2B 74b1aa967c95191fa492f06b3a21930842da0ccbd9995dd33b4c2cf07852bbedcae97041fd5966209b16c63b90c87cc02fb2e858eda13dd9cc0641edcede0f75 SHA512 3311d85f4e02610af52f06e83c8c6d2b93950d24324b831b7afc47c39a20a546d39683a14e1a315da87d226379042de900a3f36a0351053547482af9035ab949
 DIST llvm-project-15.0.6.src.tar.xz.sig 438 BLAKE2B 3c97dbd55667f52dad964ef71257c36e3075794f5616cfd46de8bf874867e861bf45c0d56cff2d0ad5d4f1b5a1c9b3a395aedcc40bce545ce7f3c84ac75ae3da SHA512 a184103d84f8197a709c6c067fa83ca9290cd06532c487ad2c1fefa423438a1ac3c7f88835a94e3c9f04876e8d5f09afabef15bd8605df38aec6a4118597090c
+DIST llvm-project-dfc20708bcdf7b4c4bea8595fc4ac8674634d5e6.tar.gz 174878013 BLAKE2B 9c37423ae2a85a9d4a17fba97733cf808ebc98fa1488fb02e8c3e23039511154a220184af1bc6950c857b7d3c528d01e3dde5441c18903f25a7d7b7781e08f9b SHA512 146d6ab53cce257c21ae202b887bbb77b017f883cf26337bd3af29289cd828aabf95c528c6c192473c3cafb7e803940261f32a8fab6130deca01ccd5576c78eb
 DIST llvm-project-fb792ebaf2114ad11d673cf891ae560e2e604711.tar.gz 174312496 BLAKE2B dd7f30b911ef5049e9e2bff7b2768e31b48b1f4c7acaf159f535fe3deb5aa6630fdf7857c83fffcda1119a38a52101490d2b6cb41cb295bb7dd85cde0445b7ee SHA512 bef15e7d82a2faf8be24f784d3d34ff9b21c8f17256879587ea5471011a32a1eb885e1b020da55aa096f2e0b5fe4bcf9fe8f0f5b5d34f5f386c48899c68fb7d1
 DIST llvmorg-13.0.1.tar.gz 147290251 BLAKE2B 2a44b012a672501761d0c27c6b3a315b69bfef0cd13b078a7e7d2fccc4a9c8c0f2bee0f164c4271c9106b0a99cb06e8b64986f66253b613336719fb86b82541b SHA512 9a8cb5d11964ba88b7624f19ec861fb28701f23956ea3c92f6ac644332d5f41fde97bd8933dd3ee70ed378058c252fa3a3887c8d1af90d219970c2b27691166f
diff --git a/sys-libs/llvm-libunwind/llvm-libunwind-16.0.0_pre20221226.ebuild b/sys-libs/llvm-libunwind/llvm-libunwind-16.0.0_pre20221226.ebuild
new file mode 100644
index 000000000000..2f98df4d5ed6
--- /dev/null
+++ b/sys-libs/llvm-libunwind/llvm-libunwind-16.0.0_pre20221226.ebuild
@@ -0,0 +1,123 @@
+# Copyright 1999-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=( python3_{8..11} )
+inherit cmake-multilib flag-o-matic llvm llvm.org python-any-r1 \
+	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=""
+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[${PYTHON_USEDEP}]"
+}
+
+pkg_setup() {
+	LLVM_MAX_SLOT=${LLVM_MAJOR} llvm_pkg_setup
+	python-any-r1_pkg_setup
+}
+
+multilib_src_configure() {
+	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
+	[[ $(tc-get-c-rtlib) == compiler-rt ]] && use_compiler_rt=ON
+
+	local mycmakeargs=(
+		-DCMAKE_CXX_COMPILER_TARGET="${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
+}