commit:     54e8b0ed9d6acd9532f0a9a5525e743b4ce55e49
Author:     Holger Hoffstätte <holger <AT> applied-asynchrony <DOT> com>
AuthorDate: Fri Dec 12 21:07:25 2025 +0000
Commit:     Sam James <sam <AT> gentoo <DOT> org>
CommitDate: Mon Jan 12 11:40:44 2026 +0000
URL:        https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=54e8b0ed

dev-libs/boost: add 1.90.0

Fixes a new test failure in msm caused by the ebuild setting -std=c++17

Signed-off-by: Holger Hoffstätte <holger <AT> applied-asynchrony.com>
Part-of: https://github.com/gentoo/gentoo/pull/45008
Closes: https://github.com/gentoo/gentoo/pull/45008
Signed-off-by: Sam James <sam <AT> gentoo.org>

 dev-libs/boost/Manifest                         |   1 +
 dev-libs/boost/boost-1.90.0.ebuild              | 476 ++++++++++++++++++++++++
 dev-libs/boost/files/boost-1.90.0-msm-std.patch |  27 ++
 dev-libs/boost/metadata.xml                     |   2 +
 4 files changed, 506 insertions(+)

diff --git a/dev-libs/boost/Manifest b/dev-libs/boost/Manifest
index e7718b57ef4d..5e0c986da8ac 100644
--- a/dev-libs/boost/Manifest
+++ b/dev-libs/boost/Manifest
@@ -1,2 +1,3 @@
 DIST boost_1_88_0.tar.bz2 143894119 BLAKE2B 
b42daa4b3ee840715f3b2cd689e585521839345d88d3e318cf96feeb3f48cb6f6723be5fffa5440a350956aecfab9fd36cbbf0dee54318c572aa1d14eeedd158
 SHA512 
c3a6a70e1e7d826882745ff92ac8fe7cb2a69b5974ba2275d8e130955f91163cbc4e6ccfbae19a7a92d478a8cb9de2458f73324b183596b3a2a69b1d5a75b3e9
 DIST boost_1_89_0.tar.bz2 154699732 BLAKE2B 
e55139e80d01fa837322c0ef3ed4dfd07fbea87cb55dac7777cc68a1f3b288addba789253542ee84740e94d7e9701c1356e104078cc9a8e6ec61f282c8158204
 SHA512 
5153fe92372c40afb400482c5dcb6043d3f64ad58b8e579d8f8a9a9c3dc66737a567ad8ccaa45c49ea02166ef9283c4904700d25971742d9b5fdf39b21fb2aa7
+DIST boost_1_90_0.tar.bz2 170662122 BLAKE2B 
daaf524dd26c0e24bec6e461749305277b9b86059f3eb3435ae4928a6537eb198234c597324faa40eb372343233daaf5f5aae886160d9833b04992ac57e385c9
 SHA512 
1c81b60f63367d7249f277f0a569c181926dcf5a725e30433dd336205f1782880489dd00df6a1a74fd107765d3ca2cd49f806788cabb7d5700a8a55927a9a199

diff --git a/dev-libs/boost/boost-1.90.0.ebuild 
b/dev-libs/boost/boost-1.90.0.ebuild
new file mode 100644
index 000000000000..7c1509f6d9ca
--- /dev/null
+++ b/dev-libs/boost/boost-1.90.0.ebuild
@@ -0,0 +1,476 @@
+# Copyright 1999-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+# Keep an eye on releases: https://www.boost.org/releases/
+
+PYTHON_COMPAT=( python3_{11..14} )
+
+inherit dot-a edo flag-o-matic multiprocessing python-r1 toolchain-funcs 
multilib-minimal
+
+MY_PV="$(ver_rs 1- _)"
+
+DESCRIPTION="Boost Libraries for C++"
+HOMEPAGE="https://www.boost.org/";
+SRC_URI="https://archives.boost.io/release/${PV}/source/boost_${MY_PV}.tar.bz2";
+S="${WORKDIR}/${PN}_${MY_PV}"
+
+LICENSE="Boost-1.0"
+SLOT="0/${PV}"
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~loong ~m68k ~mips ~ppc ~ppc64 
~riscv ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux ~arm64-macos ~ppc-macos 
~x64-macos ~x64-solaris"
+IUSE="bzip2 +context debug doc icu lzma +nls mpi numpy python +stacktrace test 
test-full tools zlib zstd"
+REQUIRED_USE="
+       python? ( ${PYTHON_REQUIRED_USE} )
+       test-full? ( test )
+"
+RESTRICT="!test? ( test )"
+
+RDEPEND="
+       bzip2? ( app-arch/bzip2:=[${MULTILIB_USEDEP}] )
+       icu? ( dev-libs/icu:=[${MULTILIB_USEDEP}] )
+       !icu? ( virtual/libiconv[${MULTILIB_USEDEP}] )
+       lzma? ( app-arch/xz-utils:=[${MULTILIB_USEDEP}] )
+       mpi? ( virtual/mpi[${MULTILIB_USEDEP},threads] )
+       python? (
+               ${PYTHON_DEPS}
+               numpy? ( dev-python/numpy:=[${PYTHON_USEDEP}] )
+       )
+       zlib? ( virtual/zlib:=[${MULTILIB_USEDEP}] )
+       zstd? ( app-arch/zstd:=[${MULTILIB_USEDEP}] )"
+DEPEND="${RDEPEND}"
+BDEPEND=">=dev-build/b2-5.1.0"
+
+PATCHES=(
+       "${FILESDIR}"/${PN}-1.88.0-disable_icu_rpath.patch
+       "${FILESDIR}"/${PN}-1.88.0-build-auto_index-tool.patch
+       "${FILESDIR}"/${PN}-1.88.0-algorithm-reverse_copy.patch
+       "${FILESDIR}"/${PN}-1.88.0-beast-network-sandbox.patch
+       "${FILESDIR}"/${PN}-1.88.0-bind-no-Werror.patch
+       "${FILESDIR}"/${PN}-1.88.0-range-any_iterator.patch
+       "${FILESDIR}"/${PN}-1.88.0-system-crashing-test.patch
+       "${FILESDIR}"/${PN}-1.88.0-yap-cstdint.patch
+       # https://github.com/boostorg/dll/issues/108
+       "${FILESDIR}"/${PN}-1.89.0-dll-no-lto.patch
+       "${FILESDIR}"/${PN}-1.89.0-graph-remove-system-dependency.patch
+       "${FILESDIR}"/${PN}-1.89.0-predef-include-path.patch
+       "${FILESDIR}"/${PN}-1.89.0-python-exclude-broken-tests.patch
+       "${FILESDIR}"/${PN}-1.89.0-unordered-no-tbb.patch
+       "${FILESDIR}"/${PN}-1.90.0-msm-std.patch
+)
+
+create_user-config.jam() {
+       local user_config_jam="${BUILD_DIR}"/user-config.jam
+       if [[ -s ${user_config_jam} ]]; then
+               einfo "${user_config_jam} already exists, skipping 
configuration"
+               return
+       else
+               einfo "Creating configuration in ${user_config_jam}"
+       fi
+
+       local compiler compiler_version compiler_executable="$(tc-getCXX)"
+       compiler="gcc"
+       compiler_version="$(gcc-version)"
+
+       if use mpi; then
+               local mpi_configuration="using mpi ;"
+       fi
+
+       cat > "${user_config_jam}" <<- __EOF__ || die
+               using ${compiler} : ${compiler_version} : 
${compiler_executable} : <cflags>"${CPPFLAGS} ${CFLAGS}" <cxxflags>"${CPPFLAGS} 
${CXXFLAGS}" <linkflags>"${LDFLAGS}" <archiver>"$(tc-getAR)" 
<ranlib>"$(tc-getRANLIB)" ;
+               ${mpi_configuration}
+       __EOF__
+
+       if multilib_native_use python; then
+               append_to_user_config() {
+                       local py_config
+                       if tc-is-cross-compiler; then
+                               py_config="using python : ${EPYTHON#python} : : 
${ESYSROOT}/usr/include/${EPYTHON} : ${ESYSROOT}/usr/$(get_libdir) ;"
+                       else
+                               py_config="using python : ${EPYTHON#python} : 
${PYTHON} : $(python_get_includedir) ;"
+                       fi
+                       echo "${py_config}" >> "${user_config_jam}" || die
+               }
+               python_foreach_impl append_to_user_config
+       fi
+
+       if multilib_native_use python && use numpy; then
+               einfo "Enabling support for NumPy extensions in Boost.Python"
+       else
+               einfo "Disabling support for NumPy extensions in Boost.Python"
+
+               # Boost.Build does not allow for disabling of numpy
+               # extensions, thereby leading to automagic numpy
+               # 
https://github.com/boostorg/python/issues/111#issuecomment-280447482
+               sed \
+                       -e 's/\[ unless \[ python\.numpy \] : <build>no 
\]/<build>no/g' \
+                       -i "${BUILD_DIR}"/libs/python/build/Jamfile || die
+       fi
+}
+
+pkg_setup() {
+       # Bail out on unsupported build configuration, bug #456792
+       if [[ -f "${EROOT}"/etc/site-config.jam ]]; then
+               if ! grep -q 'gentoo\(debug\|release\)' 
"${EROOT}"/etc/site-config.jam; then
+                       eerror "You are using custom 
${EROOT}/etc/site-config.jam without defined gentoorelease/gentoodebug targets."
+                       eerror "Boost can not be built in such configuration."
+                       eerror "Please, either remove this file or add targets 
from ${EROOT}/usr/share/boost-build/site-config.jam to it."
+                       die "Unsupported target in ${EROOT}/etc/site-config.jam"
+               fi
+       fi
+}
+
+src_prepare() {
+       default
+       multilib_copy_sources
+}
+
+ejam() {
+       create_user-config.jam
+
+       local b2_opts=( "--user-config=${BUILD_DIR}/user-config.jam" )
+       if multilib_native_use python; then
+               append_to_b2_opts() {
+                       b2_opts+=( python="${EPYTHON#python}" )
+               }
+               python_foreach_impl append_to_b2_opts
+       else
+               b2_opts+=( --without-python )
+       fi
+       b2_opts+=( "$@" )
+
+       echo b2 "${b2_opts[@]}" >&2
+       b2 "${b2_opts[@]}"
+}
+
+src_configure() {
+       # -Werror=odr
+       # https://bugs.gentoo.org/943975
+       # https://github.com/boostorg/quickbook/issues/27
+       # https://github.com/boostorg/spirit/issues/800
+       #
+       # Tests also fail:
+       # https://bugs.gentoo.org/956660
+       # https://github.com/boostorg/smart_ptr/issues/121
+       # https://github.com/boostorg/thread/issues/415
+       filter-lto
+
+       lto-guarantee-fat
+
+       # Workaround for too many parallel processes requested, bug #506064
+       [[ "$(makeopts_jobs)" -gt 64 ]] && MAKEOPTS="${MAKEOPTS} -j64"
+
+       # We don't want to end up with -L/usr/lib on our linker lines
+       # which then gives us lots of
+       #   skipping incompatible /usr/lib/libc.a when searching for -lc
+       # warnings
+       [[ -n ${ESYSROOT} ]] && local icuarg="-sICU_PATH=${ESYSROOT}/usr"
+
+       OPTIONS=(
+               $(usex debug gentoodebug gentoorelease)
+               "-j$(makeopts_jobs)"
+               -q
+               -d+2
+               pch=off
+               $(usex icu "${icuarg}" '--disable-icu boost.locale.icu=off')
+               $(usev !mpi --without-mpi)
+               $(usev !nls --without-locale)
+               $(usev !context '--without-context --without-coroutine 
--without-fiber')
+               $(usev !stacktrace --without-stacktrace)
+               --boost-build="${BROOT}"/usr/share/b2/src
+               --layout=system
+               # building with threading=single is currently not possible
+               # https://svn.boost.org/trac/boost/ticket/7105
+               threading=multi
+               link=shared
+               # this seems to be the only way to disable compression 
algorithms
+               # 
https://www.boost.org/doc/libs/1_70_0/libs/iostreams/doc/installation.html#boost-build
+               -sNO_BZIP2=$(usex bzip2 0 1)
+               -sNO_LZMA=$(usex lzma 0 1)
+               -sNO_ZLIB=$(usex zlib 0 1)
+               -sNO_ZSTD=$(usex zstd 0 1)
+               boost.stacktrace.from_exception=off
+       )
+
+       if [[ ${CHOST} == *-darwin* ]]; then
+               # We need to add the prefix, and in two cases this exceeds, so 
prepare
+               # for the largest possible space allocation.
+               append-ldflags -Wl,-headerpad_max_install_names
+       fi
+
+       # Use C++17 globally as of 1.80
+       append-cxxflags -std=c++17
+
+       if [[ ${CHOST} != *-darwin* ]]; then
+               # On modern macOS, file I/O is already 64-bit by default,
+               # there's no support for special options like O_LARGEFILE.
+               # Thus, LFS must be disabled.
+               #
+               # On other systems, we need to enable LFS explicitly for 64-bit
+               # offsets on 32-bit hosts (#894564)
+               append-lfs-flags
+       fi
+}
+
+multilib_src_compile() {
+       ejam \
+               --prefix="${EPREFIX}"/usr \
+               "${OPTIONS[@]}" || die
+
+       if multilib_native_use tools; then
+               pushd tools >/dev/null || die
+               ejam \
+                       --prefix="${EPREFIX}"/usr \
+                       "${OPTIONS[@]}" \
+                       || die "Building of Boost tools failed"
+               popd >/dev/null || die
+       fi
+}
+
+multilib_src_test() {
+       ##
+       ## Test exclusions
+       ##
+
+       # The following libraries do not compile or fail their tests:
+       local libs_excluded=(
+               # it seems tests are no longer built
+               "callable_traits"
+               # test output comparison failure
+               "config"
+               # undefined reference to `boost::math::concepts::real_concept 
boost::math::bernoulli_b2n<boost::math::concepts::real_concept>(int)
+               "math"
+               # In function 'PyObject* 
boost::parameter::python::aux::unspecified_type()':
+               #  /usr/include/python3.13/object.h:339:30: error: lvalue 
required as left operand of assignment
+               #  #define Py_TYPE(ob) Py_TYPE(_PyObject_CAST(ob))
+               #                      ~~~~~~~^~~~~~~~~~~~~~~~~~~~
+               "parameter_python"
+               # scope/lambda_tests22.cpp(27): test 'x == 1' failed in 
function 'int main()'
+               "phoenix"
+               # vec_access.hpp:95:223: error: static assertion failed: Boost 
QVM static assertion failure
+               "qvm"
+               # Processing file 
../boost_1_89_0/libs/regex/example/../include/boost/regex/v5/regex_iterator.hpp
+               # terminate called after throwing an instance of 
'std::length_error'
+               #   what():  basic_string::_M_create
+               "regex"
+               # in function `boost::archive::tmpnam(char*)': 
test_array.cpp:(.text+0x108):
+               #   undefined reference to 
`boost::filesystem::detail::unique_path(...)'
+               "serialization"
+               # TuTestMain.cpp(22) fatal error: in "test_main_caller( argc_ 
argv )":
+               #   std::runtime_error: Event was not consumed!
+               "statechart"
+               # t_5_007.cpp(22): error: could not find include file: 
boost/version.hpp
+               "wave"
+       )
+
+       if ! use mpi; then
+               # graph_parallel tries to use MPI even with use=-mpi
+               local no_mpi=( "mpi" "graph_parallel" )
+               einfo "Disabling tests due to USE=-mpi: ${no_mpi[@]}"
+               libs_excluded+=( ${no_mpi[@]} )
+       fi
+
+       if ! use test-full; then
+               # passes its tests but takes a very long time to build
+               local no_full=( "geometry" "multiprecision" )
+               einfo "Disabling expensive tests due to USE=-test-full: 
${no_full[@]}"
+               libs_excluded+=( ${no_full[@]} )
+       fi
+
+       einfo "Skipping the following tests: ${libs_excluded[@]}"
+
+       ##
+       ## Find and run tests
+       ##
+
+       # Prepare to find libraries but without exclusions
+       local excluded findlibs="find ${BUILD_DIR}/libs -maxdepth 1 -mindepth 1 
-type d "
+       for excluded in ${libs_excluded[@]}; do
+          findlibs+="-not -name ${excluded} "
+       done
+
+       # Must come as last argument
+       findlibs+="-print0"
+
+       # Collect libraries to test, with full path.
+       # The list is then sorted to provide predictable execution order,
+       # which would otherwise depend on the file system.
+       local libs
+       readarray -td '' libs < <(${findlibs})
+       readarray -td '' libs < <(printf '%s\0' "${libs[@]}" | sort -z)
+
+       # Build the list of test names we are about to run
+       local lib_names
+       for lib in ${libs[@]}; do
+               lib_names+=("${lib##*/}")
+       done
+
+       # Create custom options for tests based on the build settings
+       TEST_OPTIONS=("${OPTIONS[@]}")
+
+       # Dial down log output - the full b2 command used to compile & run
+       # a test suite will be printed by ejam and can be used to build
+       # and run the tests in a test suite's directory.
+       TEST_OPTIONS=("${TEST_OPTIONS[@]/-d+2/-d0}")
+
+       # Finally build & run all test suites
+       einfo "Running the following tests: ${lib_names[*]}"
+
+       local failed_tests=()
+       for lib in "${libs[@]}"; do
+               # Skip libraries without test directory
+               [[ ! -d "${lib}/test" ]] && continue
+
+               # Move into library test dir & run all tests
+               pushd "${lib}/test" >/dev/null || die
+               nonfatal edob -m "Running tests in: $(pwd)" ejam 
--prefix="${EPREFIX}"/usr "${TEST_OPTIONS[@]}" || failed_tests+=( "${lib}" )
+               popd >/dev/null || die
+       done
+
+       if (( ${#failed_tests[@]} )); then
+               eerror "Failed tests. Printing summary."
+               local failed_test
+               for failed_test in "${failed_tests[@]}" ; do
+                       eerror "Failed test: ${failed_test}"
+               done
+               die "Tests failed."
+       fi
+}
+
+multilib_src_install() {
+       ejam \
+               --prefix="${ED}"/usr \
+               --includedir="${ED}"/usr/include \
+               --libdir="${ED}"/usr/$(get_libdir) \
+               "${OPTIONS[@]}" install || die "Installation of Boost libraries 
failed"
+
+       if multilib_native_use tools; then
+               dobin dist/bin/*
+
+               insinto /usr/share
+               doins -r dist/share/boostbook
+       fi
+
+       # boost's build system truely sucks for not having a destdir.  Because 
for
+       # this reason we are forced to build with a prefix that includes the
+       # DESTROOT, dynamic libraries on Darwin end messed up, referencing the
+       # DESTROOT instread of the actual EPREFIX.  There is no way out of here
+       # but to do it the dirty way of manually setting the right 
install_names.
+       if [[ ${CHOST} == *-darwin* ]]; then
+               einfo "Working around completely broken build-system(tm)"
+               local d
+               for d in "${ED}"/usr/lib/*.dylib; do
+                       if [[ -f ${d} ]]; then
+                               # fix the "soname"
+                               ebegin "  correcting install_name of ${d#${ED}}"
+                               install_name_tool -id "/${d#${D}}" "${d}"
+                               eend $?
+                               # fix references to other libs
+                               # these paths look like this:
+                               # 
bin.v2/libs/thread/build/gcc-12.1/gentoorelease/pch-off/
+                               #  
threadapi-pthread/threading-multi/visibility-hidden/
+                               #  libboost_thread.dylib
+                               refs=$(otool -XL "${d}" | \
+                                       sed -e '1d' -e 's/^\t//' | \
+                                       grep "libboost_" | \
+                                       cut -f1 -d' ')
+                               local r
+                               for r in ${refs}; do
+                                       # strip path prefix from references, so 
we obtain
+                                       # something like libboost_thread.dylib.
+                                       local r_basename=${r##*/}
+
+                                       ebegin "    correcting reference to 
${r_basename}"
+                                       install_name_tool -change \
+                                               "${r}" \
+                                               
"${EPREFIX}/usr/lib/${r_basename}" \
+                                               "${d}"
+                                       eend $?
+                               done
+                       fi
+               done
+       fi
+}
+
+multilib_src_install_all() {
+       if ! use numpy; then
+               rm -r "${ED}"/usr/include/boost/python/numpy* || die
+       fi
+
+       if use python; then
+               if use mpi; then
+                       move_mpi_py_into_sitedir() {
+                               python_moduleinto boost
+
+                               python_domodule 
"${ED}"/usr/$(get_libdir)/boost-${EPYTHON}/mpi.so
+                               rm -r 
"${ED}"/usr/$(get_libdir)/boost-${EPYTHON} || die
+
+                               python_optimize
+                       }
+                       python_foreach_impl move_mpi_py_into_sitedir
+               else
+                       rm -r "${ED}"/usr/include/boost/mpi/python* || die
+               fi
+       else
+               rm -r 
"${ED}"/usr/include/boost/{python*,mpi/python*,parameter/aux_/python,parameter/python*}
 || die
+       fi
+
+       if ! use nls; then
+               rm -r "${ED}"/usr/include/boost/locale || die
+       fi
+
+       if ! use context; then
+               rm -r "${ED}"/usr/include/boost/context || die
+               rm -r "${ED}"/usr/include/boost/coroutine{,2} || die
+               rm "${ED}"/usr/include/boost/asio/spawn.hpp || die
+       fi
+
+       if use doc; then
+               # find extraneous files that shouldn't be installed
+               # as part of the documentation and remove them.
+               find libs/*/* \( -iname 'test' -o -iname 'src' \) -exec rm -rf 
'{}' + || die
+               find doc \( -name 'Jamfile.v2' -o -name 'build' -o -name 
'*.manifest' \) -exec rm -rf '{}' + || die
+               find tools \( -name 'Jamfile.v2' -o -name 'src' -o -name 
'*.cpp' -o -name '*.hpp' \) -exec rm -rf '{}' + || die
+
+               docinto html
+               dodoc *.{htm,html,png,css}
+               dodoc -r doc libs more tools
+
+               # To avoid broken links
+               dodoc LICENSE_1_0.txt
+
+               dosym ../../../../include/boost /usr/share/doc/${PF}/html/boost
+       fi
+
+       strip-lto-bytecode
+}
+
+pkg_preinst() {
+       # Yay for having symlinks that are nigh-impossible to remove without
+       # resorting to dirty hacks like these. Removes lingering symlinks
+       # from the slotted versions.
+       local symlink
+       for symlink in "${EROOT}"/usr/include/boost 
"${EROOT}"/usr/share/boostbook; do
+               if [[ -L ${symlink} ]]; then
+                       rm -f "${symlink}" || die
+               fi
+       done
+
+       # some ancient installs still have boost cruft lying around
+       # for unknown reasons, causing havoc for reverse dependencies
+       # Bug: 607734
+       rm -rf "${EROOT}"/usr/include/boost-1_[3-5]? || die
+}
+
+pkg_postinst() {
+       elog "Boost.Regex is *extremely* ABI sensitive. If you get errors such 
as"
+       elog
+       elog "  undefined reference to \`boost::re_detail_$(ver_cut 
1)0$(ver_cut 2)00::cpp_regex_traits_implementation"
+       elog "    <char>::transform_primary[abi:cxx11](char const*, char 
const*) const'"
+       elog
+       elog "Then you need to recompile Boost and all its reverse dependencies"
+       elog "using the same toolchain. In general, *every* change of the C++ 
toolchain"
+       elog "requires a complete rebuild of the Boost-dependent ecosystem."
+       elog
+       elog "See for instance https://bugs.gentoo.org/638138";
+}

diff --git a/dev-libs/boost/files/boost-1.90.0-msm-std.patch 
b/dev-libs/boost/files/boost-1.90.0-msm-std.patch
new file mode 100644
index 000000000000..22a6d12745f8
--- /dev/null
+++ b/dev-libs/boost/files/boost-1.90.0-msm-std.patch
@@ -0,0 +1,27 @@
+The msm-unit-tests-cxxstd20 testsuite sets <cxxstd>20, but unfortunately
+this setting is prepended relative to the ebuild's setting:
+
+  x86_64-pc-linux-gnu-g++ -std=c++20 -fvisibility-inlines-hidden
+  -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE
+  -pipe -O -std=c++17
+
+which causes an expected build error:
+
+  In file included from Back11OrthogonalDeferred3WithPuml.cpp:15:
+  boost/msm/front/puml/puml.hpp: In function 'constexpr auto 
boost::msm::front::puml::detail::parse_guard_simple(Func)':
+  boost/msm/front/puml/puml.hpp:511:25: error: lambda-expression in 
unevaluated context only available with
+  '-std=c++20' or '-std=gnu++20' [-Wtemplate-body]
+
+Setting -std=c++20 globally for the gcc toolchain lets all tests pass.
+
+--- boost_1_90_0/libs/msm/test/Jamfile.v2~
++++ boost_1_90_0/libs/msm/test/Jamfile.v2
+@@ -19,7 +19,7 @@ project
+     requirements
+        <library>/boost/msm//boost_msm
+        <include>.
+-       <toolset>gcc:<cxxflags>"-ftemplate-depth-300 -g0"
++       <toolset>gcc:<cxxflags>"-ftemplate-depth-300 -g0 -std=c++20"
+        <toolset>darwin:<cxxflags>"-ftemplate-depth-300 -g0"
+        <toolset>intel:<cxxflags>"-g0"
+        <toolset>gcc:<optimization>off

diff --git a/dev-libs/boost/metadata.xml b/dev-libs/boost/metadata.xml
index 55bfcfdb843c..dd873496810a 100644
--- a/dev-libs/boost/metadata.xml
+++ b/dev-libs/boost/metadata.xml
@@ -105,6 +105,8 @@
                <remote-id type="github">boostorg/multiprecision</remote-id>
                <remote-id type="github">boostorg/mysql</remote-id>
                <remote-id type="github">boostorg/nowide</remote-id>
+               <remote-id type="github">boostorg/numeric_conversion</remote-id>
+               <remote-id type="github">boostorg/openmethod</remote-id>
                <remote-id type="github">boostorg/optional</remote-id>
                <remote-id type="github">boostorg/outcome</remote-id>
                <remote-id type="github">boostorg/parameter</remote-id>

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