sys-libs/llvm-libunwind: Add 17.0.0_pre20230304 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 f60583ac2e4c..1edea9832f73 100644
--- a/sys-libs/llvm-libunwind/Manifest
+++ b/sys-libs/llvm-libunwind/Manifest
@@ -4,4 +4,5 @@ DIST llvm-project-15.0.7.src.tar.xz 110936452 BLAKE2B f3d277e2029157329e5be78b78
 DIST llvm-project-15.0.7.src.tar.xz.sig 566 BLAKE2B 47dc8c82d86237b80c6d85f83a6c9a6e9e174cf8e7f367b071e0cd9481d7cd408e991337c5624e07f3f370f26387c814f212808575ed1c1b58404d3e3836b7df SHA512 fc6891b440dd1175eb8df3790590af8d36bc92301660f84744ae15123475aeb900a151e6a8e7998ded27ec4d86871903ad0b89cd61164943054c2e3bc8d8beb2
 DIST llvm-project-16.0.0rc3.src.tar.xz 117914548 BLAKE2B 18ffa35eb73c7cc4626d7b6b7b30aade7171ee2e17fb8d72e79a67185e809f611fefa4cfef17e5cd16822a5a70de2222534dc9f146fc53987eb49ff6a9d98c18 SHA512 d14e5e5ec984a0dc0292a2d27440398b3e32f120c1579517054dcb1a05dbc4ac5f1c6d078a3d6ef8597a71af6f22863868680a972a571839dcd573418b4a4697
 DIST llvm-project-16.0.0rc3.src.tar.xz.sig 566 BLAKE2B 43683d2d7b266a847516f71412bf6236a355462430330fc0da1d624fb8dfbc98bfc982d367baee74d5b4964a9e82e7a4a6ea84bdcff3996d246932f516cced1a SHA512 61adc4dc3eb5a4c11a7f96f9267ff37895e5845a08d48a609a03a2696c1b6bca5af5861a6f28de936c48e6d621bf282170589187f2cb593a912b9078300cf47c
+DIST llvm-project-2708869801ae00f4681f6b2d9d69b25b3fce26b6.tar.gz 180523586 BLAKE2B cf918d1e23f922d201a44531c9765b7d8ec2b3b8499ea7954845abcd5fa2687e85b3a34819a583c4f4a6d6e1baa49dbac0b4450cd6b9b322b0f13c88cd7da93c SHA512 18cb00e93d819993a925ae0467d382bc952d82c1eb92dbbb5bb3cdf87043269948670713734ddc3ea4ec50544e54dd11b6747496f7eaa02479374ab9ad075aa5
 DIST llvm-project-b0676fb0fb0a44a4a1c4ec1f0270fef1f1842817.tar.gz 180277698 BLAKE2B d2c1e6a1942e51f5844c18605f38b005e9bb4123850a173e4c4b3d7b6a14f4986c7b276b40df4d0594ae04e869e92ba1a4269c5055c0229cfd28aa1bd709da4f SHA512 d1281b942dcc254641865f11b0c4fbd1d562d016681b6b7268549bed1cdb7d4536f743a8ed089095eaab9f4bfb9de624153f448bf13d0e22f8ea24a4d264df7b
diff --git a/sys-libs/llvm-libunwind/llvm-libunwind-17.0.0_pre20230304.ebuild b/sys-libs/llvm-libunwind/llvm-libunwind-17.0.0_pre20230304.ebuild
new file mode 100644
index 000000000000..6ffa6c4f81b8
--- /dev/null
+++ b/sys-libs/llvm-libunwind/llvm-libunwind-17.0.0_pre20230304.ebuild
@@ -0,0 +1,123 @@
+# Copyright 1999-2023 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=( python3_{9..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
+}