sys-libs/llvm-libunwind: Add 16.0.0_pre20221113 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 be1e2700e4ff..a5702c7ceed3 100644
--- a/sys-libs/llvm-libunwind/Manifest
+++ b/sys-libs/llvm-libunwind/Manifest
@@ -6,4 +6,5 @@ DIST llvm-project-15.0.3.src.tar.xz.sig 438 BLAKE2B e7e0614e144eb878f694c12e97cf
 DIST llvm-project-15.0.4.src.tar.xz 110936424 BLAKE2B a02b76ad161e352b4d3d84baffdada9c6a0e704de7a2c4017df4d4d05a9e9d02113791cd7d91c3edfa1f5bcb7ab95e1772d60f7061514928c6828600f41a8322 SHA512 9d5b664dd77c08130601636f9d6c006b257f369470ce823aa56d06698a9f0edfec42f2c90da934b9ad52c4d7960d9a024ea46dc9640275be6d191b1ba9869459
 DIST llvm-project-15.0.4.src.tar.xz.sig 566 BLAKE2B f1a7be65fcce932dc125ae2b498f68a14e68dad0d7a1e031343c52c5dafb7b123e346f3efa50a7693584361abf01efe9401b1b5781dee6b92dc1045e538e9b7b SHA512 35899ffbd13fc44cade54246a423450571cb4b62b8d706864daa3eef2377c48e24ef3113218e39e29de995b7f7fa307f9187552766576c9050fd924beb517f6e
 DIST llvm-project-1fb186198af5f183dde053c1396f899567755d64.tar.gz 170328817 BLAKE2B c79199044e8d636127d1d163ceea856c1bcb1d59c892e9c72869ab788b4feb23f8c28585ac761764b4e29b883c61e43be9341610a523d8b64471200bb3aecfaa SHA512 8b366dc70506ceb70a5584ad051e100fa1cc620388fc757536ef775d102b4baaac016d4f62dbc8b1d9dd00b587622a25d9da735196d336faf35d611145cf5fdc
+DIST llvm-project-f6f1fd443f48f417de9dfe23353055f1b20d87ef.tar.gz 170625743 BLAKE2B 3add45d7e2f26659f9602b5ccc034033610921ebeb2d6d69d6f5a3d1e3af224d3f5fd42e411d1fe0d5f8249c2ad995d41a236a87eba5a72ea9b20c112faa4c2f SHA512 2b57132d156f3d6d96802f617fff3eec0df6a3b5077ddcc4f31c87829e617f3065074d80e9d26c8c1c64322e76a09321fdfc8ae1d7a84f5da9f8606125e3b635
 DIST llvmorg-13.0.1.tar.gz 147290251 BLAKE2B 2a44b012a672501761d0c27c6b3a315b69bfef0cd13b078a7e7d2fccc4a9c8c0f2bee0f164c4271c9106b0a99cb06e8b64986f66253b613336719fb86b82541b SHA512 9a8cb5d11964ba88b7624f19ec861fb28701f23956ea3c92f6ac644332d5f41fde97bd8933dd3ee70ed378058c252fa3a3887c8d1af90d219970c2b27691166f
diff --git a/sys-libs/llvm-libunwind/llvm-libunwind-16.0.0_pre20221113.ebuild b/sys-libs/llvm-libunwind/llvm-libunwind-16.0.0_pre20221113.ebuild
new file mode 100644
index 000000000000..2f98df4d5ed6
--- /dev/null
+++ b/sys-libs/llvm-libunwind/llvm-libunwind-16.0.0_pre20221113.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
+}