[gentoo-commits] repo/gentoo:master commit in: llvm-runtimes/libunwind/

["Michał Górny" <mgorny@gentoo.org>]

commit:     c015be42604278e2ed67dbf041b5a98f282bb9fd
Author:     Michał Górny <mgorny <AT> gentoo <DOT> org>
AuthorDate: Tue Mar 11 14:51:44 2025 +0000
Commit:     Michał Górny <mgorny <AT> gentoo <DOT> org>
CommitDate: Tue Mar 11 14:56:30 2025 +0000
URL:        https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=c015be42

llvm-runtimes/libunwind: Add 21.0.0_pre20250311 snapshot

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

 llvm-runtimes/libunwind/Manifest                   |   1 +
 .../libunwind/libunwind-21.0.0_pre20250311.ebuild  | 128 +++++++++++++++++++++
 2 files changed, 129 insertions(+)

diff --git a/llvm-runtimes/libunwind/Manifest b/llvm-runtimes/libunwind/Manifest
index 0bb30d78e9c4..c18c84ef8018 100644
--- a/llvm-runtimes/libunwind/Manifest
+++ b/llvm-runtimes/libunwind/Manifest
@@ -13,3 +13,4 @@ DIST llvm-project-19.1.7.src.tar.xz.sig 438 BLAKE2B 4015140f4ba77de45039bdbdfbaf
 DIST llvm-project-20.1.0.src.tar.xz 147206476 BLAKE2B 8e8bd8aa995a84d17ac7d634098a6b72a47c30f1752029b620f4541a2de4039edf09117286094ae7bc59c4e84374dcffb8e5ee6ef5feaf4ea7ddb58dd04ea803 SHA512 c90fbc43c40e148357912adc40d799a79cce3d3a929136c137421f6342ed7338659e651f1dedfa8e10b94b9f2897e25b2962e17709add02857f89f10615a2397
 DIST llvm-project-20.1.0.src.tar.xz.sig 566 BLAKE2B 98979ce89f3fe6e95eef6096066cf855245a585608e7d1fddb5bbb2c73077f3ee28204260e18d7e45e3051daae3639520c39bc3d0dc51524873ac213e2511456 SHA512 68da1c2a13aaa48a67bbb9e716f9f030cf372edc651bca2861453378a6a9172a207ff59e29b175001f042888bf1f9c118fbf938f757e1f4c966943baa7e2696a
 DIST llvm-project-7e8a06cfa4a2951b8ee77e19e34926e6e535b4d1.tar.gz 228792296 BLAKE2B cd9357bdca9342770820f9fadfbd0b129a83324847f18e2ebac1fed8df4afb101aba2dc19d90264ae1e2d5692e34149ca24ef82a4973e7aeddb157268bb411b6 SHA512 9821a34a559e1db596940d76ce9388360baea43c1a9de814f567bfcf1428a0c6e3ced61b1e07537058454785d9c3aa3f443cbcf742a01fb40dd20b476a906442
+DIST llvm-project-cb7298f66d62a3548fcf3bd230304067ecf30d17.tar.gz 229200711 BLAKE2B 1910569812e7423cf566b0dec67269404ba8db8232ab293bc603a88914f2b756e3088bf2133c0fca612cc58d39691c7b813b3c5839a7ac9a3d177fe6bde766c6 SHA512 07c3f6ce34e7d32c5ebce1d2efb77e6a1dde49f9eedf7191733a20bdcb6ffd0c03f8fc8de85fd00bd9465b209f140639a68a367d2218c028bfa6e06067cc3e14

diff --git a/llvm-runtimes/libunwind/libunwind-21.0.0_pre20250311.ebuild b/llvm-runtimes/libunwind/libunwind-21.0.0_pre20250311.ebuild
new file mode 100644
index 000000000000..4a6714b162db
--- /dev/null
+++ b/llvm-runtimes/libunwind/libunwind-21.0.0_pre20250311.ebuild
@@ -0,0 +1,128 @@
+# Copyright 1999-2025 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="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"
+IUSE="+clang +debug static-libs test"
+REQUIRED_USE="test? ( clang )"
+RESTRICT="!test? ( test )"
+
+RDEPEND="
+	!sys-libs/libunwind
+"
+DEPEND="
+	llvm-core/llvm:${LLVM_MAJOR}
+"
+BDEPEND="
+	clang? (
+		llvm-core/clang:${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=( libc libcxxabi 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}"
+
+	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
+	[[ $(tc-get-c-rtlib) == compiler-rt ]] && use_compiler_rt=ON
+
+	# Respect upstream build type assumptions (bug #910436) where they do:
+	# -DLIBUNWIND_ENABLE_ASSERTIONS=ON =>
+	#       -DCMAKE_BUILD_TYPE=DEBUG  => -UNDEBUG
+	#       -DCMAKE_BUILD_TYPE!=debug => -DNDEBUG
+	# -DLIBUNWIND_ENABLE_ASSERTIONS=OFF =>
+	#       -UNDEBUG
+	# See also https://github.com/llvm/llvm-project/issues/86#issuecomment-1649668826.
+	use debug || append-cppflags -DNDEBUG
+
+	local mycmakeargs=(
+		-DCMAKE_CXX_COMPILER_TARGET="${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
+}