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eclass/toolchain: Sync with Gentoo

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It's from Gentoo commit 20d3f46b3759e61bcb992d443cc7722117474062.

Signed-off-by: Flatcar Buildbot <buildbot@flatcar-linux.org>
This commit is contained in:
Flatcar Buildbot 2026-02-02 07:29:21 +00:00
parent 8ba099186a
commit 9e479fcce0
1 changed files with 87 additions and 58 deletions
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145
sdk_container/src/third_party/portage-stable/eclass/toolchain.eclass vendored
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@ -1,4 +1,4 @@
# Copyright 1999-2025 Gentoo Authors
# Copyright 1999-2026 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
# @ECLASS: toolchain.eclass
@ -206,6 +206,12 @@ GCCMICRO=$(ver_cut 3 ${GCC_PV})
# @DESCRIPTION:
# Controls whether fixincludes should be used.
: "${GCC_RUN_FIXINCLUDES:=0}"
# @ECLASS_VARIABLE: GCC_BUILD_PLUGINS
# @INTERNAL
# @DESCRIPTION:
# Controls whether plugins and libcody's c++-module-mapper are built.
# Only used for avoiding collisions in some special cross cases.
: "${GCC_BUILD_PLUGINS:=1}"
tc_use_major_version_only() {
local use_major_version_only=0
@ -272,14 +278,14 @@ tc_version_is_at_least 8 || die "${ECLASS}: ${GCC_RELEASE_VER} is too old."
PREFIX=${TOOLCHAIN_PREFIX:-${EPREFIX}/usr}
LIBPATH=${TOOLCHAIN_LIBPATH:-${PREFIX}/lib/gcc/${CTARGET}/${GCC_CONFIG_VER}}
LIBPATH=${TOOLCHAIN_LIBPATH:-${PREFIX}/lib/gcc/${CTARGET#accel-}/${GCC_CONFIG_VER}}
INCLUDEPATH=${TOOLCHAIN_INCLUDEPATH:-${LIBPATH}/include}
if is_crosscompile ; then
BINPATH=${TOOLCHAIN_BINPATH:-${PREFIX}/${CHOST}/${CTARGET}/gcc-bin/${GCC_CONFIG_VER}}
BINPATH=${TOOLCHAIN_BINPATH:-${PREFIX}/${CHOST}/${CTARGET#accel-}/gcc-bin/${GCC_CONFIG_VER}}
HOSTLIBPATH=${PREFIX}/${CHOST}/${CTARGET}/lib/${GCC_CONFIG_VER}
else
BINPATH=${TOOLCHAIN_BINPATH:-${PREFIX}/${CTARGET}/gcc-bin/${GCC_CONFIG_VER}}
BINPATH=${TOOLCHAIN_BINPATH:-${PREFIX}/${CTARGET#accel-}/gcc-bin/${GCC_CONFIG_VER}}
fi
DATAPATH=${TOOLCHAIN_DATAPATH:-${PREFIX}/share/gcc-data/${CTARGET}/${GCC_CONFIG_VER}}
@ -335,7 +341,7 @@ if [[ ${PN} != kgcc64 && ${PN} != gcc-* ]] ; then
tc_version_is_at_least 10 && IUSE+=" zstd" TC_FEATURES+=( zstd )
tc_version_is_at_least 11 && IUSE+=" valgrind" TC_FEATURES+=( valgrind )
tc_version_is_at_least 11 && IUSE+=" custom-cflags"
tc_version_is_at_least 12 && IUSE+=" ieee-long-double"
tc_version_is_at_least 8.0 && IUSE+=" ieee-long-double"
tc_version_is_at_least 12.2.1_p20221203 ${PV} && IUSE+=" default-znow"
tc_version_is_at_least 12.2.1_p20221203 ${PV} && IUSE+=" default-stack-clash-protection"
tc_version_is_at_least 13.1 ${PV} && IUSE+=" modula2"
@ -346,6 +352,7 @@ if [[ ${PN} != kgcc64 && ${PN} != gcc-* ]] ; then
tc_version_is_at_least 13.3.1_p20250522 ${PV} && IUSE+=" time64"
tc_version_is_at_least 15.1 ${PV} && IUSE+=" libgdiagnostics"
tc_version_is_at_least 15.1 ${PV} && IUSE+=" cobol" TC_FEATURES+=( cobol )
tc_version_is_at_least 16.0.0_p20251130 ${PV} && IUSE+=" algol68"
fi
if tc_version_is_at_least 10; then
@ -423,7 +430,7 @@ if tc_has_feature zstd ; then
fi
if tc_has_feature valgrind ; then
BDEPEND+=" valgrind? ( dev-debug/valgrind )"
DEPEND+=" valgrind? ( dev-debug/valgrind )"
fi
if [[ ${PN} != gnat-gpl ]] && tc_has_feature ada ; then
@ -455,7 +462,7 @@ if tc_has_feature d && tc_version_is_at_least 12.0 ; then
# D in 12+ is self-hosting and needs D to bootstrap.
# TODO: package some binary we can use, like for Ada
# bug #840182
BDEPEND+=" d? ( <sys-devel/gcc-$((${SLOT} + 1))[d(-)] )"
BDEPEND+=" d? ( || ( <sys-devel/gcc-$((${SLOT} + 1))[d(-)] sys-devel/gcc:11 ) )"
fi
if tc_has_feature rust && tc_version_is_at_least 14.1 ; then
@ -657,7 +664,7 @@ toolchain_fetch_git_patches() {
mkdir "${WORKDIR}"/patch || die
mv "${WORKDIR}"/patch.tmp/${PATCH_GCC_VER}/gentoo/* "${WORKDIR}"/patch || die
if [[ -z ${MUSL_VER} || -d "${WORKDIR}"/musl ]] && [[ ${CTARGET} == *musl* ]] ; then
if [[ -z ${MUSL_VER} || -d "${WORKDIR}"/musl ]] && [[ ${CTARGET#accel-} == *musl* ]] ; then
mkdir "${WORKDIR}"/musl || die
mv "${WORKDIR}"/patch.tmp/${PATCH_GCC_VER}/musl/* "${WORKDIR}"/musl || die
fi
@ -758,7 +765,7 @@ do_gcc_gentoo_patches() {
BRANDING_GCC_PKGVERSION="${BRANDING_GCC_PKGVERSION} p${PATCH_VER}"
fi
if [[ -n ${MUSL_VER} || -d "${WORKDIR}"/musl ]] && [[ ${CTARGET} == *musl* ]] ; then
if [[ -n ${MUSL_VER} || -d "${WORKDIR}"/musl ]] && [[ ${CTARGET#accel-} == *musl* ]] ; then
if [[ ${CATEGORY} == cross-* ]] ; then
# We don't want to apply some patches when cross-compiling.
if [[ -d "${WORKDIR}"/musl/nocross ]] ; then
@ -779,7 +786,7 @@ do_gcc_gentoo_patches() {
# THIS IS A TEMPORARY SOLUTION AND SHOULD BE REPLACED BY A PROPER FIX.
# Adding it so we can already build stages for further testing. -dilfridge
#
if [[ ${CTARGET} == m68*-aligned-* ]]; then
if [[ ${CTARGET#accel-} == m68*-aligned-* ]]; then
einfo "Hard-wiring m68k -malign-int switch into gcc"
echo '#define DRIVER_SELF_SPECS "-malign-int"' >> "${S}/gcc/config/m68k/m68k.h" || die
fi
@ -814,7 +821,7 @@ tc_enable_hardened_gcc() {
hardened_gcc_flags+=" -DDEF_GENTOO_ZNOW"
fi
if _tc_use_if_iuse cet && [[ -z ${CLANG_DISABLE_CET_HACK} && ${CTARGET} == *x86_64*-linux-gnu* ]] ; then
if _tc_use_if_iuse cet && [[ -z ${CLANG_DISABLE_CET_HACK} && ${CTARGET#accel-} == *x86_64*-linux-gnu* ]] ; then
einfo "Updating gcc to use x86-64 control flow protection by default ..."
hardened_gcc_flags+=" -DEXTRA_OPTIONS_CF"
fi
@ -870,7 +877,7 @@ setup_multilib_osdirnames() {
local libdirs="../lib64 ../lib32"
# This only makes sense for some Linux targets
case ${CTARGET} in
case ${CTARGET#accel-} in
x86_64*-linux*) config="i386" ;;
powerpc64*-linux*) config="rs6000" ;;
sparc64*-linux*) config="sparc" ;;
@ -1155,7 +1162,7 @@ toolchain_setup_ada() {
export CC="$(tc-getCC) -specs=${T}/ada.spec"
if ver_test ${PV} -lt 13 && [[ ${CTARGET} == hppa* ]] ; then
if ver_test ${PV} -lt 13 && [[ ${CTARGET#accel-} == hppa* ]] ; then
# For HPPA, the ada-bootstrap binaries seem to default
# to -fstack-protector still (maybe because of cross-building)
# so we need to override it for <13 (which ignores -fstack-protector)
@ -1245,7 +1252,7 @@ toolchain_src_configure() {
# "GCC has code to correctly determine the correct value for target
# for nearly all native systems. Therefore, we highly recommend you
# not provide a configure target when configuring a native compiler."
confgcc+=( --target=${CTARGET} )
confgcc+=( --target=${CTARGET#accel-} )
fi
[[ -n ${CBUILD} ]] && confgcc+=( --build=${CBUILD} )
@ -1301,6 +1308,7 @@ toolchain_src_configure() {
is_f95 && GCC_LANG+=",f95"
is_ada && GCC_LANG+=",ada"
is_cobol && GCC_LANG+=",cobol"
is_algol68 && GCC_LANG+=",algol68"
is_modula2 && GCC_LANG+=",m2"
is_rust && GCC_LANG+=",rust"
is_jit && GCC_LANG+=",jit"
@ -1399,7 +1407,7 @@ toolchain_src_configure() {
fi
fi
if tc_version_is_at_least 12 && _tc_use_if_iuse cet && [[ -z ${CLANG_DISABLE_CET_HACK} && ${CTARGET} == x86_64-*-gnu* ]] ; then
if tc_version_is_at_least 12 && _tc_use_if_iuse cet && [[ -z ${CLANG_DISABLE_CET_HACK} && ${CTARGET#accel-} == x86_64-*-gnu* ]] ; then
BUILD_CONFIG_TARGETS+=( bootstrap-cet )
fi
@ -1462,32 +1470,30 @@ toolchain_src_configure() {
avr)
confgcc+=( --enable-shared --disable-threads )
;;
accel-nvptx*)
needed_libc=newlib
# --enable-as-accelerator-for= disables installing
# nvtpx-none-cc etc, so we have to split into two
# targets: nvptx-none and accel-nvptx-none.
confgcc+=(
# "LTO is not supported for this target"
--disable-lto
--enable-as-accelerator-for=${CHOST}
--disable-sjlj-exceptions
)
;;
nvptx*)
needed_libc=newlib
confgcc+=(
# "LTO is not supported for this target"
--disable-lto
)
# --enable-as-accelerator-for= seems to disable
# installing nvtpx-none-cc etc, so we have to
# avoid passing that for the stage1-build that
# crossdev does. If we pass it unconditionally,
# we can't build newlib after building stage1 gcc.
if has_version ${CATEGORY}/${PN} ; then
confgcc+=(
# It's unlikely that anyone will want
# to build nvptx-none as a pure standalone
# toolchain (which will be single-threaded, etc).
#
# If someone really wants it, we can see about
# adding a USE=offload or similar based on CTARGET
# for cross targets. But for now, we always assume
# we're being built as an offloading compiler (accelerator).
--enable-as-accelerator-for=${CHOST}
--disable-sjlj-exceptions
)
fi
# Avoid colliding with accel-nvptx with libcc1* plugins
--disable-plugin
# ... and g++-mapper-server
--disable-c++-tools
)
GCC_BUILD_PLUGINS=0
;;
esac
@ -1516,10 +1522,10 @@ toolchain_src_configure() {
elif has_version "${CATEGORY}/${needed_libc}[headers-only(-)]" ; then
confgcc+=(
"${confgcc_no_libc[@]}"
--with-sysroot="${PREFIX}"/${CTARGET}
--with-sysroot="${PREFIX}"/${CTARGET#accel-}
)
else
confgcc+=( --with-sysroot="${PREFIX}"/${CTARGET} )
confgcc+=( --with-sysroot="${PREFIX}"/${CTARGET#accel-} )
fi
fi
@ -1563,7 +1569,7 @@ toolchain_src_configure() {
# __cxa_atexit is "essential for fully standards-compliant handling of
# destructors", but apparently requires glibc.
case ${CTARGET} in
case ${CTARGET#accel-} in
nvptx*|*-elf|*-eabi)
confgcc+=( --with-newlib )
;;
@ -1575,6 +1581,10 @@ toolchain_src_configure() {
--enable-__cxa_atexit
--enable-clocale=gnu
)
if [[ ${CTARGET} == x86_64*-*-linux-* ]] && tc_version_is_at_least 16.0.0_p20251214 ${PV} ; then
confgcc+=( --with-tls=gnu2 )
fi
;;
*-solaris*)
confgcc+=( --enable-__cxa_atexit )
@ -1723,7 +1733,7 @@ toolchain_src_configure() {
# Linux specifically here for bug #946397.
# TODO: amdgcn-amdhsa?
[[ ${CTARGET} == x86_64*-*-linux-* ]] && confgcc+=(
[[ ${CTARGET#accel-} == x86_64*-*-linux-* ]] && confgcc+=(
--enable-offload-defaulted
--enable-offload-targets=nvptx-none
)
@ -1736,7 +1746,7 @@ toolchain_src_configure() {
# build without a C library, and you can't build that w/o
# already having a compiler...
if ! is_crosscompile || \
$(tc-getCPP ${CTARGET}) -E - <<<"#include <pthread.h>" >& /dev/null
$(unset CC; unset CPP; tc-getCPP ${CTARGET#accel-}) -E - <<<"#include <pthread.h>" >& /dev/null
then
confgcc+=( $(use_enable openmp libgomp) )
else
@ -1755,7 +1765,7 @@ toolchain_src_configure() {
# On some targets USE="ssp -libssp" is an invalid
# configuration as the target libc does not provide
# stack_chk_* functions. Do not disable libssp there.
case ${CTARGET} in
case ${CTARGET#accel-} in
mingw*|*-mingw*)
ewarn "Not disabling libssp"
;;
@ -1775,8 +1785,8 @@ toolchain_src_configure() {
if in_iuse cet ; then
# Usage: triple_arch triple_env cet_name
enable_cet_for() {
if [[ ${CTARGET} == ${1}-* ]] ; then
if use cet && [[ ${CTARGET} == *-${2}* ]]; then
if [[ ${CTARGET#accel-} == ${1}-* ]] ; then
if use cet && [[ ${CTARGET#accel-} == *-${2}* ]]; then
confgcc+=( --enable-${3} )
else
confgcc+=( --disable-${3} )
@ -1786,7 +1796,7 @@ toolchain_src_configure() {
enable_cet_for 'x86_64' 'gnu' 'cet'
enable_cet_for 'aarch64' 'gnu' 'standard-branch-protection'
[[ -n ${CLANG_DISABLE_CET_HACK} || ${CTARGET} == i[34567]86-* ]] && confgcc+=( --disable-cet )
[[ -n ${CLANG_DISABLE_CET_HACK} || ${CTARGET#accel-} == i[34567]86-* ]] && confgcc+=( --disable-cet )
fi
if in_iuse systemtap ; then
@ -1795,6 +1805,16 @@ toolchain_src_configure() {
if in_iuse valgrind ; then
confgcc+=( $(use_enable valgrind valgrind-annotations) )
# We patch this in w/ PR66487-object-lifetime-instrumentation-for-Valgrind.patch,
# so it may not always be available.
if grep -q -- '--enable-valgrind-interop' "${S}"/libgcc/configure.ac ; then
if ! is_crosscompile && $(unset CC; unset CPP; tc-getCPP ${CTARGET#accel-}) -E - <<<"#include <valgrind/memcheck.h>" >& /dev/null ; then
confgcc+=( $(use_enable valgrind valgrind-interop) )
else
confgcc+=( --disable-valgrind-interop )
fi
fi
fi
if in_iuse vtv ; then
@ -1855,7 +1875,7 @@ toolchain_src_configure() {
GCC_RUN_FIXINCLUDES=1
fi
case ${CBUILD}-${CHOST}-${CTARGET} in
case ${CBUILD}-${CHOST}-${CTARGET#accel-} in
*-w*-mingw*)
# config/i386/t-cygming requires fixincludes (bug #925204)
GCC_RUN_FIXINCLUDES=1
@ -1878,7 +1898,7 @@ toolchain_src_configure() {
fi
fi
if [[ ${CTARGET} != *-darwin* ]] && tc_version_is_at_least 14.1 ; then
if [[ ${CTARGET#accel-} != *-darwin* ]] && tc_version_is_at_least 14.1 ; then
# This allows passing -stdlib=libc++ at runtime.
confgcc+=( --with-gxx-libcxx-include-dir="${ESYSROOT}"/usr/include/c++/v1 )
fi
@ -1887,7 +1907,7 @@ toolchain_src_configure() {
confgcc+=( --enable-host-shared )
fi
if tc_version_is_at_least 15.1 ${PV} ; then
if tc_version_is_at_least 15.1 ${PV} && _tc_use_if_iuse libgdiagnostics ; then
confgcc+=( $(use_enable libgdiagnostics) )
fi
@ -2143,6 +2163,8 @@ gcc_do_filter_flags() {
# Avoid shooting self in foot
filter-flags '-mabi*' -m31 -m32 -m64
# gcc will try to find libgomp.spec, which may not exist yet (bug #966882)
filter-flags -fopenmp
# bug #490738
filter-flags -frecord-gcc-switches
@ -2196,7 +2218,7 @@ gcc-multilib-configure() {
done
if [[ -n ${list} ]] ; then
case ${CTARGET} in
case ${CTARGET#accel-} in
x86_64*)
confgcc+=( --with-multilib-list=${list:1} )
;;
@ -2207,7 +2229,7 @@ gcc-multilib-configure() {
gcc-abi-map() {
# Convert the ABI name we use in Gentoo to what gcc uses
local map=()
case ${CTARGET} in
case ${CTARGET#accel-} in
mips*)
map=("o32 32" "n32 n32" "n64 64")
;;
@ -2276,7 +2298,7 @@ gcc_do_make() {
ewarn "This is NOT a safe configuration for end users!"
ewarn "This compiler may not be safe or reliable for production use!"
elif _tc_use_if_iuse pgo; then
GCC_MAKE_TARGET=${GCC_MAKE_TARGET-profiledbootstrap}
GCC_MAKE_TARGET=${GCC_MAKE_TARGET-profiledbootstrap-lean}
else
GCC_MAKE_TARGET=${GCC_MAKE_TARGET-bootstrap-lean}
fi
@ -2309,7 +2331,7 @@ gcc_do_make() {
# The last known issues are with < GCC 4.9 or so, but it's easier
# to keep this bound somewhat fresh just to avoid problems. Ultimately,
# using not-O0 is just a build-time speed improvement anyway.
if ! tc-is-gcc || ver_test $(gcc-fullversion) -lt 10 ; then
if ! tc-is-gcc || ver_test $(gcc-fullversion) -lt 10 || ver_test ${PV} -lt 10 ; then
einfo "Resetting STAGE1_*FLAGS to -O0 because of old or non-GCC bootstrap compiler"
STAGE1_CFLAGS="-O0"
STAGE1_CXXFLAGS="-O0"
@ -2363,7 +2385,7 @@ gcc_do_make() {
emake "${emakeargs[@]}" ${GCC_MAKE_TARGET}
if ! is_crosscompile && _tc_use_if_iuse cxx && tc_has_feature doc && _tc_use_if_iuse doc ; then
cd "${CTARGET}"/libstdc++-v3/doc || die
cd "${CTARGET#accel-}"/libstdc++-v3/doc || die
emake doc-man-doxygen
# Clean bogus manpages. bug #113902
@ -2593,7 +2615,7 @@ toolchain_src_install() {
cd "${D}"${BINPATH} || die
# Ugh: we really need to auto-detect this list.
# It's constantly out of date.
for x in cpp gcc gccrs g++ c++ gcobol gcov gdc g77 gfortran gccgo gnat* ; do
for x in cpp gcc gccrs g++ c++ ga68 gcobol gcov gdc g77 gfortran gccgo gnat* ; do
# For some reason, g77 gets made instead of ${CTARGET}-g77...
# this should take care of that
if [[ -f ${x} ]] ; then
@ -2656,7 +2678,7 @@ toolchain_src_install() {
rm -rf "${ED}"/usr/share/{man,info}
rm -rf "${D}"${DATAPATH}/{man,info}
else
local cxx_mandir=$(find "${WORKDIR}/build/${CTARGET}/libstdc++-v3" -name man || die)
local cxx_mandir=$(find "${WORKDIR}/build/${CTARGET#accel-}/libstdc++-v3" -name man || die)
if [[ -d ${cxx_mandir} ]] ; then
cp -r "${cxx_mandir}"/man? "${D}${DATAPATH}"/man/ || die
fi
@ -2761,7 +2783,9 @@ gcc_movelibs() {
dodir "${HOSTLIBPATH#${EPREFIX}}"
# XXX: Ideally, we'd use $(get_libdir) here, but it's
# not right for cross. See bug #942573 and bug #794181.
mv "${ED}"/usr/lib*/libcc1* "${D}${HOSTLIBPATH}" || die
if [[ ${GCC_BUILD_PLUGINS} == 1 ]] ; then
mv "${ED}"/usr/lib*/libcc1* "${D}${HOSTLIBPATH}" || die
fi
fi
# libgccjit gets installed to /usr/lib, not /usr/$(get_libdir). Probably
@ -2794,7 +2818,7 @@ gcc_movelibs() {
"${LIBPATH}"/${OS_MULTIDIR} \
"${LIBPATH}"/../${MULTIDIR} \
"${PREFIX}"/lib/${OS_MULTIDIR} \
"${PREFIX}"/${CTARGET}/lib/${OS_MULTIDIR}
"${PREFIX}"/${CTARGET#accel-}/lib/${OS_MULTIDIR}
do
removedirs="${removedirs} ${FROMDIR}"
FROMDIR=${D}${FROMDIR}
@ -2811,7 +2835,7 @@ gcc_movelibs() {
# Without this, we end up either unable to find the libgomp spec/archive, or
# we underlink and can't find gomp_nvptx_main (presumably because we can't find the plugin)
# https://src.fedoraproject.org/rpms/gcc/blob/02c34dfa3627ef05d676d30e152a66e77b58529b/f/gcc.spec#_1445
if [[ ${CTARGET} == nvptx* ]] && has_version ${CATEGORY}/${PN} ; then
if [[ ${CATEGORY} == cross-accel-nvptx* ]] && is_fortran ; then
rm -rf "${ED}"/usr/libexec/gcc/nvptx-none/${GCCMAJOR}/install-tools
rm -rf "${ED}"/usr/libexec/gcc/${CHOST}/${GCCMAJOR}/accel/nvptx-none/{install-tools,plugin,cc1,cc1plus,f951}
rm -rf "${ED}"/usr/lib/gcc/nvptx-none/${GCCMAJOR}/{install-tools,plugin}
@ -3154,6 +3178,11 @@ is_cobol() {
_tc_use_if_iuse cobol
}
is_algol68() {
gcc-lang-supported algol68 || return 1
_tc_use_if_iuse algol68
}
is_modula2() {
gcc-lang-supported m2 || return 1
_tc_use_if_iuse cxx && _tc_use_if_iuse modula2
@ -3181,7 +3210,7 @@ toolchain_death_notice() {
for dir in "${WORKDIR}"/build ; do
if [[ -e "${dir}" ]] ; then
pushd "${WORKDIR}" >/dev/null
(echo '' | $(tc-getCC ${CTARGET}) ${CFLAGS} -v -E - 2>&1) > "${dir}"/gccinfo.log
(echo '' | $(tc-getCC ${CTARGET#accel-}) ${CFLAGS} -v -E - 2>&1) > "${dir}"/gccinfo.log
[[ -e "${T}"/build.log ]] && cp "${T}"/build.log "${dir}"
tar -rf "${WORKDIR}"/gcc-build-logs.tar \
"${dir#${WORKDIR}/}"/gccinfo.log "${dir#${WORKDIR}/}"/build.log $(find "${dir#${WORKDIR}/}" -type f -name "config.log")