commit: 89a300da989cd0ed8ee1d2ced0fad4e6a7cc9eb1
Author: Michał Górny <mgorny <AT> gentoo <DOT> org>
AuthorDate: Tue Feb 25 12:50:22 2025 +0000
Commit: Michał Górny <mgorny <AT> gentoo <DOT> org>
CommitDate: Tue Feb 25 14:03:15 2025 +0000
URL: https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=89a300da
llvm-runtimes/libgcc: Add 21.0.0_pre20250225 snapshot
Signed-off-by: Michał Górny <mgorny <AT> gentoo.org>
llvm-runtimes/libgcc/Manifest | 1 +
.../libgcc/libgcc-21.0.0_pre20250225.ebuild | 172 +++++++++++++++++++++
2 files changed, 173 insertions(+)
diff --git a/llvm-runtimes/libgcc/Manifest b/llvm-runtimes/libgcc/Manifest
index 4b857ecd8e3b..906ceb66e070 100644
--- a/llvm-runtimes/libgcc/Manifest
+++ b/llvm-runtimes/libgcc/Manifest
@@ -5,3 +5,4 @@ DIST llvm-project-20.1.0-rc2.src.tar.xz.sig 566 BLAKE2B
aa91f7be228e51b0f2234bb5
DIST llvm-project-2cd8207b26ea4269630feba661f68554d7ae3c15.tar.gz 227261597
BLAKE2B
51ce992b651fcf08b7fd520420040803b59f1260947953325400c50bec576c418b162d8ae2d2307e70b885b1185c302a97409bcfe48cdb14b8e1384f4e2dfa9e
SHA512
a41749943508ea4a18b47c4e947917b5268544e64372c0c3347f9ab8172a2c229d8b1d813d1e842be1b98aedd624524857ed3bb23fe98ad5f36e7a71581abb4b
DIST llvm-project-581599096e8a1a89ccd3e053a1209c69a9079083.tar.gz 227830555
BLAKE2B
28a04dd5ce96716d389fe049c4b877f55d6e5cad5c77d8867dd7e3a448213ef413e4f4d7d5f77b0702b26a8eb25f53e08d90e2a5a97eaa3f89245531d9f6626d
SHA512
d775aea9bf71d60673e966a689ff6b933afecab2c133a1f64a158551ba9db049221148eab5087bab0ce0ff917456b85fb4ea4d7284886326f54617d167a385a5
DIST llvm-project-c30a7f459452d5766da244564bc1d5888346c364.tar.gz 227560986
BLAKE2B
c1c833aa6d488530826d96db81ca8be2fcf842ccf5b10a65ff18269fdfa32fa2742fb0a547eb315c2a9ee383e1b6b6cce4a78136e1740e04d322c79fb6a66a86
SHA512
0b68d3462e5eac89f50cff5e64603758ab74c701ff2de88c8569dd45b7e702b5d13b26c2745615c0c355d46d13765f47e4d43e61cde735240c6f386c0090becb
+DIST llvm-project-d254fa877f419e61e54709f0a6f2e891da893a60.tar.gz 228028122
BLAKE2B
3321f3b205dfcd672d52122d7ba8e4e737916e01f5041a0dc140722f64359476632e036da0e0692cd366b080a073292cfdb4963e973bf800afabc20d06a2e86b
SHA512
135c4864973b682cf41953d43d977eaa219a4a898fceb4b4a8cacbbc6a5dd271d26010b1db6c6c90e761bf3495036f3e7528ab259d48c9c4dc4a064332c0326f
diff --git a/llvm-runtimes/libgcc/libgcc-21.0.0_pre20250225.ebuild
b/llvm-runtimes/libgcc/libgcc-21.0.0_pre20250225.ebuild
new file mode 100644
index 000000000000..2c2ae9d40376
--- /dev/null
+++ b/llvm-runtimes/libgcc/libgcc-21.0.0_pre20250225.ebuild
@@ -0,0 +1,172 @@
+# 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 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? (
+ ${PYTHON_DEPS}
+ )
+"
+
+LLVM_COMPONENTS=( compiler-rt cmake llvm/cmake llvm-libgcc )
+LLVM_TEST_COMPONENTS=( llvm/include/llvm/TargetParser )
+llvm.org_set_globals
+
+python_check_deps() {
+ use test || return 0
+ python_has_version ">=dev-python/lit-15[${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=${CTARGET} strip-unsupported-flags
+ # overrides host docs otherwise
+ DOCS=()
+ fi
+ python-any-r1_pkg_setup
+}
+
+src_configure() {
+ # We need to build a separate copy of compiler-rt, because we need to
disable the
+ # COMPILER_RT_BUILTINS_HIDE_SYMBOLS option - compatibility with libgcc
requires
+ # visibility of all symbols.
+
+ llvm_prepend_path "${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/${LLVM_MAJOR}"
+
+ -DCOMPILER_RT_INCLUDE_TESTS=$(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"
+}
