commit: e085484ec329a59c3dbb4261fe10590b98c347c7
Author: Michał Górny <mgorny <AT> gentoo <DOT> org>
AuthorDate: Tue Mar 3 19:55:58 2026 +0000
Commit: Michał Górny <mgorny <AT> gentoo <DOT> org>
CommitDate: Tue Mar 3 20:03:16 2026 +0000
URL: https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=e085484e
llvm-runtimes/libgcc: Add 23.0.0_pre20260303 snapshot
Signed-off-by: Michał Górny <mgorny <AT> gentoo.org>
llvm-runtimes/libgcc/Manifest | 1 +
.../libgcc/libgcc-23.0.0_pre20260303.ebuild | 173 +++++++++++++++++++++
2 files changed, 174 insertions(+)
diff --git a/llvm-runtimes/libgcc/Manifest b/llvm-runtimes/libgcc/Manifest
index ba96d952f03c..541dc7ab218f 100644
--- a/llvm-runtimes/libgcc/Manifest
+++ b/llvm-runtimes/libgcc/Manifest
@@ -8,3 +8,4 @@ DIST llvm-project-21.1.8.src.tar.xz.sig 119 BLAKE2B
cffc1825f5778a3e3c128ec3e856
DIST llvm-project-22.1.0.src.tar.xz 167040408 BLAKE2B
c5e9971dd17f4b0508b85c9f247bebfcf9a9b4e282f65b09105549e7aef529ed25104458b83f5d7b152c4308df8ea2f8fdb7f479f4928d9b4360a3c326255647
SHA512
588753a26742cfc76ca179398eaac6a31e68b1fa5bfaf7300ce710a89bba1dc9bfe41229bb9277663a3cde4468e74922153e5d1529eb7c6fe4de5ba3cb62ba45
DIST llvm-project-22.1.0.src.tar.xz.sig 119 BLAKE2B
d3190d9dbacedf9de0c6b3d5c7711ae3c57dd4dc8cd136bc27fe4901253ffbd6d21060c046d7bf69d3a9489b5704ab5337e6d26da8236966c609b2d0eb54db97
SHA512
6145bf769640a9c6546cb63fa82450b2985ab74b2180a735f709ed909998cfbc6781116354b8b819cefa0e87cd11d470ecc64cd758b4a703aa10ee7880315f42
DIST llvm-project-ab25249e63aba72be5365e5dc08c8d3c34d23276.tar.gz 262159561
BLAKE2B
2ba10498cb3003b17680e4eb9cfdd1e50a359f64d2a3319e5060d2efde2c4d62bfb406d72eb66a358de1a5587cd5dcd360211c8a06b6b5a891379f4a75ff7114
SHA512
fa269505d6ddb2e8f78a761e299bd8432b9340055833c7d50d5285febf785c03a144e35e3911f00a592e05bbefb9316cdc8d6e06b01e79c6d1542a8081b9b294
+DIST llvm-project-d908184487b9d99b249d4238453e91203492888a.tar.gz 263757577
BLAKE2B
594855e915286c5b356c80abab06639e8e032559b011d0eb634ea873f552e0cb0b922709b6efdadd40adac053f0aa2e52bd82352c49f56af6f7d1c7727cdf5f7
SHA512
5849d385010d1deefde647ada47687c5479fa2b052990e9aec7c051d066fa8842b4fd431a151e62b335d0b91f72a6869bd7181c8bee500e76d575e414e7d4605
diff --git a/llvm-runtimes/libgcc/libgcc-23.0.0_pre20260303.ebuild
b/llvm-runtimes/libgcc/libgcc-23.0.0_pre20260303.ebuild
new file mode 100644
index 000000000000..17722edc37c5
--- /dev/null
+++ b/llvm-runtimes/libgcc/libgcc-23.0.0_pre20260303.ebuild
@@ -0,0 +1,173 @@
+# Copyright 1999-2026 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=( python3_{11..14} )
+
+inherit cmake crossdev flag-o-matic llvm.org llvm-utils python-any-r1
+inherit toolchain-funcs
+
+DESCRIPTION="Compiler runtime library for clang, compatible with libgcc_s"
+HOMEPAGE="https://llvm.org/";
+
+LICENSE="Apache-2.0-with-LLVM-exceptions || ( UoI-NCSA MIT )"
+SLOT="0"
+IUSE="debug test"
+
+DEPEND="
+ ~llvm-runtimes/libunwind-${PV}[static-libs]
+"
+RDEPEND="
+ ${DEPEND}
+ !sys-devel/gcc
+"
+BDEPEND="
+ llvm-core/clang:${LLVM_MAJOR}
+ test? (
+ $(python_gen_any_dep ">=dev-python/lit-15[\${PYTHON_USEDEP}]")
+ =llvm-core/clang-${LLVM_VERSION}*:${LLVM_MAJOR}
+ )
+ !test? (
+ ${PYTHON_DEPS}
+ )
+"
+
+LLVM_COMPONENTS=( compiler-rt cmake llvm/cmake llvm-libgcc third-party/siphash
)
+LLVM_TEST_COMPONENTS=( llvm/include/llvm/TargetParser )
+llvm.org_set_globals
+
+python_check_deps() {
+ use test || return 0
+ python_has_version ">=dev-python/lit-15[${PYTHON_USEDEP}]"
+}
+
+pkg_setup() {
+ if target_is_not_host || tc-is-cross-compiler ; then
+ # strips vars like CFLAGS="-march=x86_64-v3" for non-x86
architectures
+ CHOST=${CTARGET} strip-unsupported-flags
+ # overrides host docs otherwise
+ DOCS=()
+ fi
+ python-any-r1_pkg_setup
+}
+
+src_configure() {
+ # We need to build a separate copy of compiler-rt, because we need to
disable the
+ # COMPILER_RT_BUILTINS_HIDE_SYMBOLS option - compatibility with libgcc
requires
+ # visibility of all symbols.
+
+ llvm_prepend_path -b "${LLVM_MAJOR}"
+
+ # LLVM_ENABLE_ASSERTIONS=NO does not guarantee this for us, #614844
+ use debug || local -x CPPFLAGS="${CPPFLAGS} -DNDEBUG"
+
+ export CC=${CTARGET}-clang CXX=${CTARGET}-clang++
+ strip-unsupported-flags
+
+ local mycmakeargs=(
+
-DCOMPILER_RT_INSTALL_PATH="${EPREFIX}/usr/lib/clang/${LLVM_MAJOR}"
+ -DLLVM_ROOT="${ESYSROOT}/usr/lib/llvm/${LLVM_MAJOR}"
+
+ -DCOMPILER_RT_INCLUDE_TESTS=$(usex test)
+ -DCOMPILER_RT_BUILD_CRT=OFF
+ -DCOMPILER_RT_BUILD_CTX_PROFILE=OFF
+ -DCOMPILER_RT_BUILD_LIBFUZZER=OFF
+ -DCOMPILER_RT_BUILD_MEMPROF=OFF
+ -DCOMPILER_RT_BUILD_ORC=OFF
+ -DCOMPILER_RT_BUILD_PROFILE=OFF
+ -DCOMPILER_RT_BUILD_SANITIZERS=OFF
+ -DCOMPILER_RT_BUILD_XRAY=OFF
+
+ -DCOMPILER_RT_BUILTINS_HIDE_SYMBOLS=OFF
+
+ -DPython3_EXECUTABLE="${PYTHON}"
+ )
+
+ # disable building non-native runtimes since we don't do multilib
+ if use amd64; then
+ mycmakeargs+=(
+ -DCAN_TARGET_i386=OFF
+ )
+ fi
+
+ if use test; then
+ mycmakeargs+=(
+ -DLLVM_EXTERNAL_LIT="${EPREFIX}/usr/bin/lit"
+ -DLLVM_LIT_ARGS="$(get_lit_flags)"
+
+
-DCOMPILER_RT_TEST_COMPILER="${EPREFIX}/usr/lib/llvm/${LLVM_MAJOR}/bin/clang"
+
-DCOMPILER_RT_TEST_CXX_COMPILER="${EPREFIX}/usr/lib/llvm/${LLVM_MAJOR}/bin/clang++"
+ )
+ fi
+
+ cmake_src_configure
+}
+
+# Usage: deps
+gen_ldscript() {
+ local output_format
+ output_format=$($(tc-getCC) ${CFLAGS} ${LDFLAGS} -Wl,--verbose 2>&1 |
sed -n 's/^OUTPUT_FORMAT("\([^"]*\)",.*/\1/p')
+ [[ -n ${output_format} ]] && output_format="OUTPUT_FORMAT (
${output_format} )"
+
+ cat <<-END_LDSCRIPT
+/* GNU ld script
+ Include missing dependencies
+*/
+${output_format}
+GROUP ( $@ )
+END_LDSCRIPT
+}
+
+src_compile() {
+ cmake_src_compile
+
+ local rtlib=$(
+ "${CC}" -rtlib=compiler-rt -resource-dir="${BUILD_DIR}" \
+ -print-libgcc-file-name || die
+ )
+
+ # Use the llvm-libgcc's version script to produce libgcc.{a,so}, which
+ # combines compiler-rt and libunwind into a libgcc replacement.
+ #
+ # What we do here is similar to what upstream does[0], with the
following
+ # differences:
+ #
+ # * We build the local copy of compiler-rt manually, to have a full
control
+ # over CMake options.
+ # * Upstream links the locally built copy of libunwind statically. We
link the
+ # system-wide libunwind dynamically.
+ #
+ # [0]
https://github.com/llvm/llvm-project/blob/llvmorg-19.1.7/llvm-libgcc/CMakeLists.txt#L102-L120
+ "${CC}" -E -xc \
+ "${WORKDIR}/llvm-libgcc/gcc_s.ver.in" \
+ -o gcc_s.ver || die
+ "${CC}" -nostdlib \
+ ${LDFLAGS} \
+ -Wl,--version-script,gcc_s.ver \
+ -Wl,--undefined-version \
+ -Wl,--whole-archive \
+ "${rtlib}" \
+ -Wl,-soname,libgcc_s.so.1.0 \
+ -lc -lunwind -shared \
+ -o libgcc_s.so.1.0 || die
+ # Generate libgcc_s.so ldscript for inclusion of libunwind as a
+ # dependency so that `clang -lgcc_s` works out of the box.
+ gen_ldscript libgcc_s.so.1.0 libunwind.so.1.0 > libgcc_s.so || die
+ cp "${rtlib}" libgcc.a || die
+}
+
+src_test() {
+ # respect TMPDIR!
+ local -x LIT_PRESERVES_TMP=1
+
+ cmake_build check-builtins
+}
+
+src_install() {
+ local libdir=$(get_libdir)
+ dolib.so libgcc_s.so.1.0 libgcc_s.so
+ dolib.a libgcc.a
+ dosym libgcc_s.so.1.0 "/usr/${libdir}/libgcc_s.so.1"
+ dosym libunwind.a "/usr/${libdir}/libgcc_eh.a"
+}
