commit: b8118c13dafc3aeec5757161e9f73c591d35ee31
Author: Michał Górny <mgorny <AT> gentoo <DOT> org>
AuthorDate: Sat Jan 31 20:17:31 2026 +0000
Commit: Michał Górny <mgorny <AT> gentoo <DOT> org>
CommitDate: Sun Feb 1 02:34:04 2026 +0000
URL: https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=b8118c13
llvm-runtimes/libgcc: Add 23.0.0_pre20260131 snapshot
Signed-off-by: Michał Górny <mgorny <AT> gentoo.org>
llvm-runtimes/libgcc/Manifest | 1 +
.../libgcc/libgcc-23.0.0_pre20260131.ebuild | 173 +++++++++++++++++++++
2 files changed, 174 insertions(+)
diff --git a/llvm-runtimes/libgcc/Manifest b/llvm-runtimes/libgcc/Manifest
index 32ba3deac81a..c189c22ac065 100644
--- a/llvm-runtimes/libgcc/Manifest
+++ b/llvm-runtimes/libgcc/Manifest
@@ -8,4 +8,5 @@ DIST llvm-project-22.1.0-rc1.src.tar.xz 166976000 BLAKE2B
eec2cf8822aa6937c751d9
DIST llvm-project-22.1.0-rc1.src.tar.xz.sig 119 BLAKE2B
e3d5a6c00d7960b0694919ff083e02f0273e97da6a40ad452fbb8261b9edfc52d4262733d82a59f03ad7d15b3b62de743b37a1b2e191417443ecb730520be376
SHA512
51326b9402d7719c491ac5c6ab80a678896743dd88e3f997245adb77e7b3f5e0f84f6389c75872aea268de8a7a049684c84cdf575c1f19c4971bb280a9374de6
DIST llvm-project-22.1.0-rc2.src.tar.xz 166979860 BLAKE2B
d4d58b2615ce596f97ad743ba43a774a7b1e69f8aa394411cfdfdae6abf76ef23c9f483a8db590eac6012a965dbe720111c3c779cf20d1483bd216a3fe5111a0
SHA512
2690f582950a2b8b4dccfce849080b841b34068bbd07acd25ae7d18ef0bc6919f83cd57edda8b90a00327b73aa5cb3411d413ea800247cf541c89143ca26ef98
DIST llvm-project-22.1.0-rc2.src.tar.xz.sig 119 BLAKE2B
797d0fb36d5ff979504bf094c574ab6473d6d428b0ee0f80c95f6b700c534b8d390f0685e01bd9681fd0b33c0fe39af2d6a8b79372d05af1d87b0a602ba7ff2f
SHA512
619a9ef733d7f89ed1e7564d027b4d1ad714dbe7912cd7ff258436e9ee6b878cc806d2856f00b600f982a472644cd9ba54739f8d034f5b5033c1036fcddf9a09
+DIST llvm-project-424bebd9c784b8490e63290feeeceb42dfdaeb49.tar.gz 259881041
BLAKE2B
3ad34527e65de98be5153d97c7604e0aa8187907f0361bcdf98d37eceaad3a2f152243f5a89ba65f76aba83a69ad3b51f98832095caa7845e7dd5d369611405e
SHA512
023581069f5b1f29e1160567df5e365addcf3763829562f7b751d44e0bb0c7adb962101967ae69b2b6a01680af8c833077cd04285727f5fb0292ee7fc61789fc
DIST llvm-project-9eaa1ff11ccde52f2e3bf86f253b6b646548c7cc.tar.gz 259436517
BLAKE2B
effc5d342ef8440834d03ca7f9d56dc9f5a0aaa10f62aa81fb3d468cfcd0f28a41b343dc12d91e087a5e509a8bb6aa00b477582f42b87efbf22ea580b48a981e
SHA512
fda87f688a8a3626c3b025d2a783d7deb0c64ae83cb9c9c89adb73eba764435981545844eb654d7094361fb3786ea955101ba261f0e4af5ee4beffdd9c2449d7
diff --git a/llvm-runtimes/libgcc/libgcc-23.0.0_pre20260131.ebuild
b/llvm-runtimes/libgcc/libgcc-23.0.0_pre20260131.ebuild
new file mode 100644
index 000000000000..17722edc37c5
--- /dev/null
+++ b/llvm-runtimes/libgcc/libgcc-23.0.0_pre20260131.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"
+}
