commit:     a45bb9ec3a910e5cebefd38a3f3841ec46dc8f60
Author:     Michał Górny <mgorny <AT> gentoo <DOT> org>
AuthorDate: Sat Feb 14 13:01:21 2026 +0000
Commit:     Michał Górny <mgorny <AT> gentoo <DOT> org>
CommitDate: Sat Feb 14 13:07:18 2026 +0000
URL:        https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=a45bb9ec

llvm-runtimes/libgcc: Add 23.0.0_pre20260214 snapshot

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

 llvm-runtimes/libgcc/Manifest                      |   1 +
 .../libgcc/libgcc-23.0.0_pre20260214.ebuild        | 173 +++++++++++++++++++++
 2 files changed, 174 insertions(+)

diff --git a/llvm-runtimes/libgcc/Manifest b/llvm-runtimes/libgcc/Manifest
index 6612da7c83c6..d3448fa8155b 100644
--- a/llvm-runtimes/libgcc/Manifest
+++ b/llvm-runtimes/libgcc/Manifest
@@ -11,3 +11,4 @@ DIST llvm-project-22.1.0-rc2.src.tar.xz.sig 119 BLAKE2B 
797d0fb36d5ff979504bf094
 DIST llvm-project-22.1.0-rc3.src.tar.xz 167027608 BLAKE2B 
30076ce497a4222ce05849f08742a3a62e5f074453e3a2707fe0bda3b956720897e5c3733869d720c7e51a6c5a16b09dff65fb92d6afa09ba1b0ea2ff75530ee
 SHA512 
65c065167de616e650c2f985f165627698dae7706e032018094d7f6b86a305a40c6f244db3a85c4a455fd26323589594f6ddb4bf677912f22891cddaed7c6d26
 DIST llvm-project-22.1.0-rc3.src.tar.xz.sig 119 BLAKE2B 
393e41e0970847f30b484333123e7e5a0ac8a7fd70d15895d8bd82c02f75331646d6921da875db0aa0b7420a6fe2ec632c0e08b931424517e981254238c21e45
 SHA512 
cbc82d1736a6b481b1894047128699cc8e52bc2322e6b655158775c6da4225a36fcbfaad37fbebb890c1d3e170f4aec1d4ee434bc4454475a799701652744111
 DIST llvm-project-8d2078332c23b10dcf3571adc1a186e5c65f82df.tar.gz 261730510 
BLAKE2B 
89d2208b2daf0f1a8849d9dc44992b5ce27c716a6818682aa5087f6c1455af73ffda87227b0e7e1fa960721dbc706560b8216a1e575ffbb932c5f5019a37ed01
 SHA512 
7a23d37bf312ae75bbcdbd812737324a6d45a413aab14d32d8a896d0df35e4f008d315092050ee81033bdc3525a5a9dbc197328f75ad792c51084ebb9684cba8
+DIST llvm-project-ab25249e63aba72be5365e5dc08c8d3c34d23276.tar.gz 262159561 
BLAKE2B 
2ba10498cb3003b17680e4eb9cfdd1e50a359f64d2a3319e5060d2efde2c4d62bfb406d72eb66a358de1a5587cd5dcd360211c8a06b6b5a891379f4a75ff7114
 SHA512 
fa269505d6ddb2e8f78a761e299bd8432b9340055833c7d50d5285febf785c03a144e35e3911f00a592e05bbefb9316cdc8d6e06b01e79c6d1542a8081b9b294

diff --git a/llvm-runtimes/libgcc/libgcc-23.0.0_pre20260214.ebuild 
b/llvm-runtimes/libgcc/libgcc-23.0.0_pre20260214.ebuild
new file mode 100644
index 000000000000..17722edc37c5
--- /dev/null
+++ b/llvm-runtimes/libgcc/libgcc-23.0.0_pre20260214.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"
+}

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