From 71f9cc21aab4168093940b3d2e267444d712bff5 Mon Sep 17 00:00:00 2001 From: V3n3RiX Date: Sat, 3 Sep 2022 22:19:54 +0100 Subject: gentoo auto-resync : 03:09:2022 - 22:19:54 --- dev-libs/boost/Manifest | 5 + dev-libs/boost/boost-1.80.0.ebuild | 341 +++++++++++++++++++++ .../files/boost-1.80.0-disable_icu_rpath.patch | 13 + .../files/boost-1.80.0-fix-mips1-transition.patch | 24 ++ .../boost/files/boost-1.80.0-unordered-fix.patch | 192 ++++++++++++ 5 files changed, 575 insertions(+) create mode 100644 dev-libs/boost/boost-1.80.0.ebuild create mode 100644 dev-libs/boost/files/boost-1.80.0-disable_icu_rpath.patch create mode 100644 dev-libs/boost/files/boost-1.80.0-fix-mips1-transition.patch create mode 100644 dev-libs/boost/files/boost-1.80.0-unordered-fix.patch (limited to 'dev-libs/boost') diff --git a/dev-libs/boost/Manifest b/dev-libs/boost/Manifest index 1d236a62560a..cbded1830750 100644 --- a/dev-libs/boost/Manifest +++ b/dev-libs/boost/Manifest @@ -4,6 +4,11 @@ AUX boost-1.79.0-build-auto_index-tool.patch 265 BLAKE2B 05e52ca716522db7bb11b48 AUX boost-1.79.0-context-x32.patch 1116 BLAKE2B 16b6ddbdc47d72d5afd39e61441f9f094dff8db46bd7fa4e04e5a8b132c8894c51db506d20356c352022f42d5b9a9923f23c5db2b0f9fa1c64ceeb4e50e16be1 SHA512 cf76691d4adbc4b43f468c587fea23c43e1b337ba7eebff2c856b0403bf32b78826f483faca25a4459c1d47eabbd5b67c65863a4d44407990178022433f718bf AUX boost-1.79.0-disable_icu_rpath.patch 1077 BLAKE2B c4549b7a706cd934392bdafb44ee89987534d5cca48060b955a4b998f0ac6c8a96b5c0d6f5d46476a0225ba6e66fabc095ec12c0f0c43a60c7147ef922e8a2ae SHA512 7095d94def1ee04f009f0c2e84d0450705211793f6d18ac4a3e0fb673a36127282f31172a7f571ed89f4128b6ffbc38d850e6105a5ad5224d42749557db41ee0 AUX boost-1.79.0-fix-mips1-transition.patch 1623 BLAKE2B c44ed1a6eaf89e30c4150b42e5b26cebc8742b2446939cd3310c45a5f4c6c6d6bd84ef72f2a47991cea8a664296854651d857609a8f5500e283176de99d68dfd SHA512 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under the terms of the GNU General Public License v2 + +EAPI=8 + +PYTHON_COMPAT=( python3_{8..11} ) + +inherit flag-o-matic multiprocessing python-r1 toolchain-funcs multilib-minimal + +MY_PV="$(ver_rs 1- _)" +MAJOR_V="$(ver_cut 1-2)" + +DESCRIPTION="Boost Libraries for C++" +HOMEPAGE="https://www.boost.org/" +SRC_URI="https://boostorg.jfrog.io/artifactory/main/release/${PV}/source/boost_${MY_PV}.tar.bz2" +S="${WORKDIR}/${PN}_${MY_PV}" + +LICENSE="Boost-1.0" +SLOT="0/${PV}" # ${PV} instead ${MAJOR_V} due to bug 486122 +#KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~loong ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris ~x86-winnt" +IUSE="bzip2 context debug doc icu lzma +nls mpi numpy python tools zlib zstd" +REQUIRED_USE="python? ( ${PYTHON_REQUIRED_USE} )" +# the tests will never fail because these are not intended as sanity +# tests at all. They are more a way for upstream to check their own code +# on new compilers. Since they would either be completely unreliable +# (failing for no good reason) or completely useless (never failing) +# there is no point in having them in the ebuild to begin with. +RESTRICT="test" + +RDEPEND=" + !=dev-libs/icu-3.6:=[${MULTILIB_USEDEP}] ) + !icu? ( virtual/libiconv[${MULTILIB_USEDEP}] ) + lzma? ( app-arch/xz-utils:=[${MULTILIB_USEDEP}] ) + mpi? ( >=virtual/mpi-2.0-r4[${MULTILIB_USEDEP},cxx,threads] ) + python? ( + ${PYTHON_DEPS} + numpy? ( dev-python/numpy[${PYTHON_USEDEP}] ) + ) + zlib? ( sys-libs/zlib:=[${MULTILIB_USEDEP}] ) + zstd? ( app-arch/zstd:=[${MULTILIB_USEDEP}] )" +DEPEND="${RDEPEND}" +BDEPEND=">=dev-util/boost-build-${MAJOR_V}" + +PATCHES=( + "${FILESDIR}"/${PN}-1.80.0-disable_icu_rpath.patch + "${FILESDIR}"/${PN}-1.79.0-context-x32.patch + "${FILESDIR}"/${PN}-1.79.0-build-auto_index-tool.patch + # Boost.MPI's __init__.py doesn't work on Py3 + "${FILESDIR}"/${PN}-1.79.0-boost-mpi-python-PEP-328.patch + "${FILESDIR}"/${PN}-1.80.0-fix-mips1-transition.patch + # (upstreamed) + "${FILESDIR}"/${PN}-1.80.0-unordered-fix.patch +) + +python_bindings_needed() { + multilib_is_native_abi && use python +} + +tools_needed() { + multilib_is_native_abi && use tools +} + +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)" + if [[ ${CHOST} == *-darwin* ]]; then + compiler="darwin" + compiler_version="$(gcc-fullversion)" + else + compiler="gcc" + compiler_version="$(gcc-version)" + fi + + if use mpi; then + local mpi_configuration="using mpi ;" + fi + + cat > "${user_config_jam}" <<- __EOF__ || die + using ${compiler} : ${compiler_version} : ${compiler_executable} : "${CFLAGS}" "${CXXFLAGS}" "${LDFLAGS}" "$(tc-getAR)" "$(tc-getRANLIB)" ; + ${mpi_configuration} + __EOF__ + + if python_bindings_needed; 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 python_bindings_needed && 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 \[ python\.numpy \] : no \]/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 python_bindings_needed; 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() { + # 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) + $(usev !context '--without-context --without-coroutine --without-fiber') + --without-stacktrace + --boost-build="${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) + ) + + if [[ ${CHOST} == *-darwin* ]]; then + # We need to add the prefix, and in two cases this exceeds, so prepare + # for the largest possible space allocation. + append-ldflags -Wl,-headerpad_max_install_names + fi + + # Use C++17 globally as of 1.80 + append-cxxflags -std=c++17 +} + +multilib_src_compile() { + ejam \ + --prefix="${EPREFIX}"/usr \ + "${OPTIONS[@]}" || die + + if tools_needed; then + pushd tools >/dev/null || die + ejam \ + --prefix="${EPREFIX}"/usr \ + "${OPTIONS[@]}" \ + || die "Building of Boost tools failed" + popd >/dev/null || die + fi +} + +multilib_src_install() { + ejam \ + --prefix="${ED}"/usr \ + --includedir="${ED}"/usr/include \ + --libdir="${ED}"/usr/$(get_libdir) \ + "${OPTIONS[@]}" install || die "Installation of Boost libraries failed" + + if tools_needed; 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 $? + # fix references to other libs + refs=$(otool -XL "${d}" | \ + sed -e '1d' -e 's/^\t//' | \ + grep "^libboost_" | \ + cut -f1 -d' ') + local r + for r in ${refs}; do + ebegin " correcting reference to ${r}" + install_name_tool -change \ + "${r}" \ + "${EPREFIX}/usr/lib/${r}" \ + "${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 "${S}"/libs/mpi/build/__init__.py + + python_domodule "${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/${PF}/html/boost + fi +} + +pkg_preinst() { + # Yay for having symlinks that are nigh-impossible to remove without + # resorting to dirty hacks like these. Removes lingering symlinks + # from the slotted versions. + local symlink + for symlink in "${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 " ::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-1.80.0-disable_icu_rpath.patch b/dev-libs/boost/files/boost-1.80.0-disable_icu_rpath.patch new file mode 100644 index 000000000000..1f4ec29fcf00 --- /dev/null +++ b/dev-libs/boost/files/boost-1.80.0-disable_icu_rpath.patch @@ -0,0 +1,13 @@ +--- a/libs/locale/build/Jamfile.v2 ++++ b/libs/locale/build/Jamfile.v2 +@@ -82,8 +82,8 @@ ICU_LINK ?= [ modules.peek : ICU_LINK_LOCALE ] ; + + if $(ICU_LINK) + { +- ICU_OPTS = $(icu-path)/include $(ICU_LINK) $(icu-path)/bin shared ; +- ICU64_OPTS = $(icu-path)/include $(ICU_LINK) $(icu-path)/bin64 shared ; ++ ICU_OPTS = $(icu_path)/include $(ICU_LINK) shared ; ++ ICU64_OPTS = $(icu_path)/include $(ICU_LINK) shared ; + } else + { + searched-lib icuuc : : icuuc diff --git a/dev-libs/boost/files/boost-1.80.0-fix-mips1-transition.patch b/dev-libs/boost/files/boost-1.80.0-fix-mips1-transition.patch new file mode 100644 index 000000000000..4f5e81c925b3 --- /dev/null +++ b/dev-libs/boost/files/boost-1.80.0-fix-mips1-transition.patch @@ -0,0 +1,24 @@ +--- a/boostcpp.jam ++++ b/boostcpp.jam +@@ -634,7 +634,7 @@ rule address-model ( ) + return @boostcpp.deduce-address-model ; + } + +-local deducable-architectures = arm mips1 power riscv s390x sparc x86 combined ; ++local deducable-architectures = arm mips power riscv s390x sparc x86 combined ; + feature.feature deduced-architecture : $(deducable-architectures) : propagated optional composite hidden ; + for a in $(deducable-architectures) + { +@@ -645,10 +645,10 @@ rule deduce-architecture ( properties * ) + { + local result ; + local filtered = [ toolset-properties $(properties) ] ; +- local names = arm mips1 power riscv s390x sparc x86 combined ; ++ local names = arm mips power riscv s390x sparc x86 combined ; + local idx = [ configure.find-builds "default architecture" : $(filtered) + : /boost/architecture//arm +- : /boost/architecture//mips1 ++ : /boost/architecture//mips + : /boost/architecture//power + : /boost/architecture//riscv + : /boost/architecture//s390x diff --git a/dev-libs/boost/files/boost-1.80.0-unordered-fix.patch b/dev-libs/boost/files/boost-1.80.0-unordered-fix.patch new file mode 100644 index 000000000000..51776094386e --- /dev/null +++ b/dev-libs/boost/files/boost-1.80.0-unordered-fix.patch @@ -0,0 +1,192 @@ +From f9eae4153f4ea9aac4b6c46e660ec92824d5827f Mon Sep 17 00:00:00 2001 +From: Christian Mazakas +Date: Tue, 16 Aug 2022 14:34:58 -0700 +Subject: [PATCH] Update code to be valid when the internal `buckets_` data + member is moved-from + +--- + boost/unordered/detail/fca.hpp | 18 +++++-- + .../boost/unordered/detail/implementation.hpp | 49 +++++++++++-------- + boost/unordered/unordered_map.hpp | 8 +++ + boost/unordered/unordered_set.hpp | 8 +++ + 4 files changed, 58 insertions(+), 25 deletions(-) + +diff --git a/boost/unordered/detail/fca.hpp b/boost/unordered/detail/fca.hpp +index 19fafe739..a1d14d957 100644 +--- a/boost/unordered/detail/fca.hpp ++++ b/boost/unordered/detail/fca.hpp +@@ -646,7 +646,7 @@ namespace boost { + + size_type bucket_count() const { return size_; } + +- iterator begin() const { return ++at(size_); } ++ iterator begin() const { return size_ == 0 ? end() : ++at(size_); } + + iterator end() const + { +@@ -660,6 +660,10 @@ namespace boost { + + local_iterator begin(size_type n) const + { ++ if (size_ == 0) { ++ return this->end(n); ++ } ++ + return local_iterator( + (buckets + static_cast(n))->next); + } +@@ -670,12 +674,16 @@ namespace boost { + + iterator at(size_type n) const + { +- std::size_t const N = group::N; ++ if (size_ > 0) { ++ std::size_t const N = group::N; + +- iterator pbg(buckets + static_cast(n), +- groups + static_cast(n / N)); ++ iterator pbg(buckets + static_cast(n), ++ groups + static_cast(n / N)); + +- return pbg; ++ return pbg; ++ } else { ++ return this->end(); ++ } + } + + span raw() +diff --git a/boost/unordered/detail/implementation.hpp b/boost/unordered/detail/implementation.hpp +index 2cc27c5d4..373236754 100644 +--- a/boost/unordered/detail/implementation.hpp ++++ b/boost/unordered/detail/implementation.hpp +@@ -2054,12 +2054,14 @@ namespace boost { + + std::size_t bucket_size(std::size_t index) const + { +- bucket_iterator itb = buckets_.at(index); +- node_pointer n = itb->next; + std::size_t count = 0; +- while (n) { +- ++count; +- n = n->next; ++ if (size_ > 0) { ++ bucket_iterator itb = buckets_.at(index); ++ node_pointer n = itb->next; ++ while (n) { ++ ++count; ++ n = n->next; ++ } + } + return count; + } +@@ -2420,11 +2422,14 @@ namespace boost { + node_pointer find_node_impl( + Key const& x, bucket_iterator itb) const + { +- key_equal const& pred = this->key_eq(); +- node_pointer p = itb->next; +- for (; p; p = p->next) { +- if (pred(x, extractor::extract(p->value()))) { +- break; ++ node_pointer p = node_pointer(); ++ if (itb != buckets_.end()) { ++ key_equal const& pred = this->key_eq(); ++ p = itb->next; ++ for (; p; p = p->next) { ++ if (pred(x, extractor::extract(p->value()))) { ++ break; ++ } + } + } + return p; +@@ -2453,11 +2458,13 @@ namespace boost { + inline iterator transparent_find( + Key const& k, Hash const& h, Pred const& pred) const + { +- std::size_t const key_hash = h(k); +- bucket_iterator itb = buckets_.at(buckets_.position(key_hash)); +- for (node_pointer p = itb->next; p; p = p->next) { +- if (BOOST_LIKELY(pred(k, extractor::extract(p->value())))) { +- return iterator(p, itb); ++ if (size_ > 0) { ++ std::size_t const key_hash = h(k); ++ bucket_iterator itb = buckets_.at(buckets_.position(key_hash)); ++ for (node_pointer p = itb->next; p; p = p->next) { ++ if (BOOST_LIKELY(pred(k, extractor::extract(p->value())))) { ++ return iterator(p, itb); ++ } + } + } + +@@ -2467,11 +2474,13 @@ namespace boost { + template + node_pointer* find_prev(Key const& key, bucket_iterator itb) + { +- key_equal pred = this->key_eq(); +- for (node_pointer* pp = boost::addressof(itb->next); *pp; +- pp = boost::addressof((*pp)->next)) { +- if (pred(key, extractor::extract((*pp)->value()))) { +- return pp; ++ if (size_ > 0) { ++ key_equal pred = this->key_eq(); ++ for (node_pointer* pp = boost::addressof(itb->next); *pp; ++ pp = boost::addressof((*pp)->next)) { ++ if (pred(key, extractor::extract((*pp)->value()))) { ++ return pp; ++ } + } + } + typedef node_pointer* node_pointer_pointer; +diff --git a/boost/unordered/unordered_map.hpp b/boost/unordered/unordered_map.hpp +index 97908fb65..3e25a28a2 100644 +--- a/boost/unordered/unordered_map.hpp ++++ b/boost/unordered/unordered_map.hpp +@@ -2069,6 +2069,10 @@ namespace boost { + template + float unordered_map::load_factor() const BOOST_NOEXCEPT + { ++ if (table_.size_ == 0) { ++ return 0.0f; ++ } ++ + BOOST_ASSERT(table_.bucket_count() != 0); + return static_cast(table_.size_) / + static_cast(table_.bucket_count()); +@@ -2506,6 +2510,10 @@ namespace boost { + template + float unordered_multimap::load_factor() const BOOST_NOEXCEPT + { ++ if (table_.size_ == 0) { ++ return 0.0f; ++ } ++ + BOOST_ASSERT(table_.bucket_count() != 0); + return static_cast(table_.size_) / + static_cast(table_.bucket_count()); +diff --git a/boost/unordered/unordered_set.hpp b/boost/unordered/unordered_set.hpp +index 8721a68a0..82d323c6e 100644 +--- a/boost/unordered/unordered_set.hpp ++++ b/boost/unordered/unordered_set.hpp +@@ -1586,6 +1586,10 @@ namespace boost { + template + float unordered_set::load_factor() const BOOST_NOEXCEPT + { ++ if (table_.size_ == 0) { ++ return 0.0f; ++ } ++ + BOOST_ASSERT(table_.bucket_count() != 0); + return static_cast(table_.size_) / + static_cast(table_.bucket_count()); +@@ -1986,6 +1990,10 @@ namespace boost { + template + float unordered_multiset::load_factor() const BOOST_NOEXCEPT + { ++ if (table_.size_ == 0) { ++ return 0.0f; ++ } ++ + BOOST_ASSERT(table_.bucket_count() != 0); + return static_cast(table_.size_) / + static_cast(table_.bucket_count()); -- cgit v1.2.3