summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--sys-libs/llvm-libunwind/llvm-libunwind-17.0.0.9999.ebuild123
1 files changed, 123 insertions, 0 deletions
diff --git a/sys-libs/llvm-libunwind/llvm-libunwind-17.0.0.9999.ebuild b/sys-libs/llvm-libunwind/llvm-libunwind-17.0.0.9999.ebuild
new file mode 100644
index 000000000000..6ffa6c4f81b8
--- /dev/null
+++ b/sys-libs/llvm-libunwind/llvm-libunwind-17.0.0.9999.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
+}