Compile [2024-11-15 18:22:18 UTC]: fail
"g++-12" -fvisibility-inlines-hidden -std=c++17 -fPIC -m64 -pthread -O0 -fno-inline -Wall -fvisibility=hidden -DBOOST_ALL_NO_LIB=1 -DBOOST_COBALT_USE_STD_PMR=1 -I".." -I"../libs/hana/include" -I"../libs/hana/test/_include" -c -o "/var/boost/run/results/boost/bin.v2/libs/hana/test/test~concept~struct~find_if.test/gcc-12~c++17/debug/x86_64/debug-symbols-off/threading-multi/visibility-hidden/concept/struct/find_if.o" "../libs/hana/test/concept/struct/find_if.cpp"
In file included from ../boost/hana/detail/operators/comparable.hpp:15,
from ../boost/hana/pair.hpp:20,
from ../boost/hana/unpack.hpp:26,
from ../boost/hana/fold_left.hpp:20,
from ../boost/hana/concept/foldable.hpp:19,
from ../boost/hana/core/to.hpp:16,
from ../boost/hana/bool.hpp:17,
from ../boost/hana/eval_if.hpp:15,
from ../boost/hana/concept/logical.hpp:19,
from ../boost/hana/if.hpp:15,
from ../boost/hana/assert.hpp:16,
from ../libs/hana/test/concept/struct/find_if.cpp:5:
../boost/hana/fwd/equal.hpp: In instantiation of 'struct boost::hana::equal_impl<boost::hana::integral_constant_tag<int>, boost::hana::integral_constant_tag<int>, void>':
../boost/hana/equal.hpp:50:28: required from 'constexpr auto boost::hana::equal_t::operator()(X&&, Y&&) const [with X = boost::hana::integral_constant<int, 0>; Y = boost::hana::integral_constant<int, 0>]'
../boost/hana/functional/partial.hpp:94:61: required from 'constexpr decltype(auto) boost::hana::partial_t<std::integer_sequence<long unsigned int, _Idx ...>, F, X ...>::operator()(Y&& ...) && [with Y = {boost::hana::integral_constant<int, 0>}; long unsigned int ...n = {0}; F = boost::hana::equal_t; X = {boost::hana::integral_constant<int, 0>}]'
../boost/hana/functional/compose.hpp:86:32: required from 'constexpr decltype(auto) boost::hana::_compose<F, G>::operator()(X&&, Xs&& ...) && [with X = boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<1>, void>::get_member<boost::hana::integral_constant<int, 0> > >; Xs = {}; F = boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 0> >; G = boost::hana::first_t]'
../boost/hana/detail/index_if.hpp:32:37: required by substitution of 'template<long unsigned int i, long unsigned int N> template<class Pred, class X1, class ... Xs> using f = typename boost::hana::detail::index_if_helper<(i + 1), N, static_cast<bool>(typename boost::hana::detail::decay<decltype (declval<Pred>()(declval<X1>()))>::type::value)>::f<Pred, Xs ...> [with Pred = boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 0> >, boost::hana::first_t>; X1 = boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<1>, void>::get_member<boost::hana::integral_constant<int, 0> > >; Xs = {}; long unsigned int i = 0; long unsigned int N = 1]'
../boost/hana/detail/index_if.hpp:50:15: [ skipping 2 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
../boost/hana/index_if.hpp:44:30: required from 'constexpr auto boost::hana::index_if_t::operator()(Xs&&, Pred&&) const [with Xs = boost::hana::tuple<boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<1>, void>::get_member<boost::hana::integral_constant<int, 0> > > >; Pred = boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 0> >, boost::hana::first_t>]'
../boost/hana/find_if.hpp:74:51: required from 'static constexpr auto boost::hana::find_if_impl<Tag, boost::hana::when<boost::hana::Iterable<It>::value> >::apply(Xs&&, Pred&&) [with Xs = boost::hana::tuple<boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<1>, void>::get_member<boost::hana::integral_constant<int, 0> > > >; Pred = boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 0> >, boost::hana::first_t>; Tag = boost::hana::tuple_tag]'
../boost/hana/find_if.hpp:48:29: required from 'constexpr auto boost::hana::find_if_t::operator()(Xs&&, Pred&&) const [with Xs = boost::hana::tuple<boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<1>, void>::get_member<boost::hana::integral_constant<int, 0> > > >; Pred = boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 0> >, boost::hana::first_t>]'
../boost/hana/find_if.hpp:120:30: required from 'static constexpr decltype(auto) boost::hana::find_if_impl<S, boost::hana::when<boost::hana::Struct<S>::value> >::apply(X&&, Pred&&) [with X = minimal_struct_t<boost::hana::test::ct_eq<0> >; Pred = boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 0> >; S = minimal_struct_tag<1>]'
../boost/hana/find_if.hpp:48:29: required from 'constexpr auto boost::hana::find_if_t::operator()(Xs&&, Pred&&) const [with Xs = minimal_struct_t<boost::hana::test::ct_eq<0> >; Pred = boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 0> >]'
../libs/hana/test/concept/struct/find_if.cpp:27:5: required from here
../boost/hana/fwd/equal.hpp:69:12: error: ambiguous template instantiation for 'struct boost::hana::equal_impl<boost::hana::integral_constant_tag<int>, boost::hana::integral_constant_tag<int>, boost::hana::when<true> >'
69 | struct equal_impl : equal_impl<T, U, when<true>> { };
| ^~~~~~~~~~
In file included from ../libs/hana/test/concept/struct/find_if.cpp:7:
../boost/hana/equal.hpp:55:12: note: candidates are: 'template<class T, class U, bool condition> struct boost::hana::equal_impl<T, U, boost::hana::when<condition> > [with T = boost::hana::integral_constant_tag<int>; U = boost::hana::integral_constant_tag<int>; bool condition = true]'
55 | struct equal_impl<T, U, when<condition>> : default_ {
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../boost/hana/equal.hpp:104:12: note: 'template<class C> struct boost::hana::equal_impl<C, C, boost::hana::when<(boost::hana::Constant<C>::value && boost::hana::Comparable<typename C::value_type>::value)> > [with C = boost::hana::integral_constant_tag<int>]'
104 | struct equal_impl<C, C, when<
| ^~~~~~~~~~~~~~~~~~~~~~
105 | hana::Constant<C>::value &&
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~
106 | Comparable<typename C::value_type>::value
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
107 | >> {
| ~~
../boost/hana/fwd/equal.hpp:69:12: error: invalid use of incomplete type 'struct boost::hana::equal_impl<boost::hana::integral_constant_tag<int>, boost::hana::integral_constant_tag<int>, boost::hana::when<true> >'
69 | struct equal_impl : equal_impl<T, U, when<true>> { };
| ^~~~~~~~~~
../boost/hana/fwd/equal.hpp:69:12: note: declaration of 'struct boost::hana::equal_impl<boost::hana::integral_constant_tag<int>, boost::hana::integral_constant_tag<int>, boost::hana::when<true> >'
../boost/hana/equal.hpp: In instantiation of 'constexpr auto boost::hana::equal_t::operator()(X&&, Y&&) const [with X = boost::hana::integral_constant<int, 0>; Y = boost::hana::integral_constant<int, 0>]':
../boost/hana/functional/partial.hpp:94:61: required from 'constexpr decltype(auto) boost::hana::partial_t<std::integer_sequence<long unsigned int, _Idx ...>, F, X ...>::operator()(Y&& ...) && [with Y = {boost::hana::integral_constant<int, 0>}; long unsigned int ...n = {0}; F = boost::hana::equal_t; X = {boost::hana::integral_constant<int, 0>}]'
../boost/hana/functional/compose.hpp:86:32: required from 'constexpr decltype(auto) boost::hana::_compose<F, G>::operator()(X&&, Xs&& ...) && [with X = boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<1>, void>::get_member<boost::hana::integral_constant<int, 0> > >; Xs = {}; F = boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 0> >; G = boost::hana::first_t]'
../boost/hana/detail/index_if.hpp:32:37: required by substitution of 'template<long unsigned int i, long unsigned int N> template<class Pred, class X1, class ... Xs> using f = typename boost::hana::detail::index_if_helper<(i + 1), N, static_cast<bool>(typename boost::hana::detail::decay<decltype (declval<Pred>()(declval<X1>()))>::type::value)>::f<Pred, Xs ...> [with Pred = boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 0> >, boost::hana::first_t>; X1 = boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<1>, void>::get_member<boost::hana::integral_constant<int, 0> > >; Xs = {}; long unsigned int i = 0; long unsigned int N = 1]'
../boost/hana/detail/index_if.hpp:50:15: required from 'struct boost::hana::detail::index_if<boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 0> >, boost::hana::first_t>, boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<1>, void>::get_member<boost::hana::integral_constant<int, 0> > > >'
../boost/hana/tuple.hpp:298:31: required by substitution of 'template<class ... Xs, class Pred> static constexpr typename boost::hana::detail::index_if<Pred, Xs ...>::type boost::hana::index_if_impl<boost::hana::tuple_tag>::apply(const boost::hana::tuple<Xn ...>&, const Pred&) [with Xs = {boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<1>, void>::get_member<boost::hana::integral_constant<int, 0> > >}; Pred = boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 0> >, boost::hana::first_t>]'
../boost/hana/index_if.hpp:44:30: required from 'constexpr auto boost::hana::index_if_t::operator()(Xs&&, Pred&&) const [with Xs = boost::hana::tuple<boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<1>, void>::get_member<boost::hana::integral_constant<int, 0> > > >; Pred = boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 0> >, boost::hana::first_t>]'
../boost/hana/find_if.hpp:74:51: required from 'static constexpr auto boost::hana::find_if_impl<Tag, boost::hana::when<boost::hana::Iterable<It>::value> >::apply(Xs&&, Pred&&) [with Xs = boost::hana::tuple<boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<1>, void>::get_member<boost::hana::integral_constant<int, 0> > > >; Pred = boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 0> >, boost::hana::first_t>; Tag = boost::hana::tuple_tag]'
../boost/hana/find_if.hpp:48:29: required from 'constexpr auto boost::hana::find_if_t::operator()(Xs&&, Pred&&) const [with Xs = boost::hana::tuple<boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<1>, void>::get_member<boost::hana::integral_constant<int, 0> > > >; Pred = boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 0> >, boost::hana::first_t>]'
../boost/hana/find_if.hpp:120:30: required from 'static constexpr decltype(auto) boost::hana::find_if_impl<S, boost::hana::when<boost::hana::Struct<S>::value> >::apply(X&&, Pred&&) [with X = minimal_struct_t<boost::hana::test::ct_eq<0> >; Pred = boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 0> >; S = minimal_struct_tag<1>]'
../boost/hana/find_if.hpp:48:29: required from 'constexpr auto boost::hana::find_if_t::operator()(Xs&&, Pred&&) const [with Xs = minimal_struct_t<boost::hana::test::ct_eq<0> >; Pred = boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 0> >]'
../libs/hana/test/concept/struct/find_if.cpp:27:5: required from here
../boost/hana/equal.hpp:50:28: error: 'apply' is not a member of 'Equal' {aka 'boost::hana::equal_impl<boost::hana::integral_constant_tag<int>, boost::hana::integral_constant_tag<int>, void>'}
50 | return Equal::apply(static_cast<X&&>(x), static_cast<Y&&>(y));
| ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from ../boost/hana/find_if.hpp:26,
from ../boost/hana/concept/searchable.hpp:20,
from ../boost/hana/any_of.hpp:18,
from ../boost/hana/all_of.hpp:15,
from ../boost/hana/equal.hpp:16:
../boost/hana/index_if.hpp: In instantiation of 'constexpr auto boost::hana::index_if_t::operator()(Xs&&, Pred&&) const [with Xs = boost::hana::tuple<boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<1>, void>::get_member<boost::hana::integral_constant<int, 0> > > >; Pred = boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 0> >, boost::hana::first_t>]':
../boost/hana/find_if.hpp:74:51: required from 'static constexpr auto boost::hana::find_if_impl<Tag, boost::hana::when<boost::hana::Iterable<It>::value> >::apply(Xs&&, Pred&&) [with Xs = boost::hana::tuple<boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<1>, void>::get_member<boost::hana::integral_constant<int, 0> > > >; Pred = boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 0> >, boost::hana::first_t>; Tag = boost::hana::tuple_tag]'
../boost/hana/find_if.hpp:48:29: required from 'constexpr auto boost::hana::find_if_t::operator()(Xs&&, Pred&&) const [with Xs = boost::hana::tuple<boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<1>, void>::get_member<boost::hana::integral_constant<int, 0> > > >; Pred = boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 0> >, boost::hana::first_t>]'
../boost/hana/find_if.hpp:120:30: required from 'static constexpr decltype(auto) boost::hana::find_if_impl<S, boost::hana::when<boost::hana::Struct<S>::value> >::apply(X&&, Pred&&) [with X = minimal_struct_t<boost::hana::test::ct_eq<0> >; Pred = boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 0> >; S = minimal_struct_tag<1>]'
../boost/hana/find_if.hpp:48:29: required from 'constexpr auto boost::hana::find_if_t::operator()(Xs&&, Pred&&) const [with Xs = minimal_struct_t<boost::hana::test::ct_eq<0> >; Pred = boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 0> >]'
../libs/hana/test/concept/struct/find_if.cpp:27:5: required from here
../boost/hana/index_if.hpp:44:30: error: no matching function for call to 'boost::hana::index_if_impl<boost::hana::tuple_tag>::apply(boost::hana::tuple<boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<1>, void>::get_member<boost::hana::integral_constant<int, 0> > > >, boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 0> >, boost::hana::first_t>)'
44 | return IndexIf::apply(static_cast<Xs&&>(xs), static_cast<Pred&&>(pred));
| ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from ../libs/hana/test/concept/struct/minimal_struct.hpp:12,
from ../libs/hana/test/concept/struct/find_if.cpp:12:
../boost/hana/tuple.hpp:298:31: note: candidate: 'template<class ... Xs, class Pred> static constexpr typename boost::hana::detail::index_if<Pred, Xs ...>::type boost::hana::index_if_impl<boost::hana::tuple_tag>::apply(const boost::hana::tuple<Xn ...>&, const Pred&)'
298 | static constexpr auto apply(tuple<Xs...> const&, Pred const&)
| ^~~~~
../boost/hana/tuple.hpp:298:31: note: substitution of deduced template arguments resulted in errors seen above
../libs/hana/test/concept/struct/find_if.cpp: In function 'int main()':
../boost/hana/assert.hpp:227:9: error: template argument 1 is invalid
227 | >::value, \
| ^
../boost/hana/assert.hpp:240:9: note: in expansion of macro 'BOOST_HANA_CONSTANT_CHECK_MSG'
240 | BOOST_HANA_CONSTANT_CHECK_MSG( \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../libs/hana/test/concept/struct/find_if.cpp:27:5: note: in expansion of macro 'BOOST_HANA_CONSTANT_CHECK'
27 | BOOST_HANA_CONSTANT_CHECK(hana::equal(
| ^~~~~~~~~~~~~~~~~~~~~~~~~
../boost/hana/assert.hpp:232:10: error: no matching function for call to 'value<<expression error> >()'
230 | static_assert(::boost::hana::value< \
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
231 | decltype(BOOST_HANA_PP_CONCAT(__hana_tmp_, __LINE__)) \
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
232 | >(), message); \
| ~^~
../boost/hana/assert.hpp:240:9: note: in expansion of macro 'BOOST_HANA_CONSTANT_CHECK_MSG'
240 | BOOST_HANA_CONSTANT_CHECK_MSG( \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../libs/hana/test/concept/struct/find_if.cpp:27:5: note: in expansion of macro 'BOOST_HANA_CONSTANT_CHECK'
27 | BOOST_HANA_CONSTANT_CHECK(hana::equal(
| ^~~~~~~~~~~~~~~~~~~~~~~~~
In file included from ../boost/hana/concept/constant.hpp:19,
from ../boost/hana/assert.hpp:13:
../boost/hana/value.hpp:31:30: note: candidate: 'template<class T> constexpr decltype(auto) boost::hana::value()'
31 | constexpr decltype(auto) value() {
| ^~~~~
../boost/hana/value.hpp:31:30: note: template argument deduction/substitution failed:
../boost/hana/assert.hpp:232:10: error: template argument 1 is invalid
230 | static_assert(::boost::hana::value< \
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
231 | decltype(BOOST_HANA_PP_CONCAT(__hana_tmp_, __LINE__)) \
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
232 | >(), message); \
| ~^~
../boost/hana/assert.hpp:240:9: note: in expansion of macro 'BOOST_HANA_CONSTANT_CHECK_MSG'
240 | BOOST_HANA_CONSTANT_CHECK_MSG( \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../libs/hana/test/concept/struct/find_if.cpp:27:5: note: in expansion of macro 'BOOST_HANA_CONSTANT_CHECK'
27 | BOOST_HANA_CONSTANT_CHECK(hana::equal(
| ^~~~~~~~~~~~~~~~~~~~~~~~~
In file included from ../boost/hana/value.hpp:13:
../boost/hana/fwd/value.hpp:65:30: note: candidate: 'template<class T> constexpr decltype(auto) boost::hana::value(const T&)'
65 | constexpr decltype(auto) value(T const&)
| ^~~~~
../boost/hana/fwd/value.hpp:65:30: note: candidate expects 1 argument, 0 provided
../boost/hana/equal.hpp: In instantiation of 'constexpr auto boost::hana::equal_t::operator()(X&&, Y&&) const [with X = boost::hana::integral_constant<int, 1>; Y = boost::hana::integral_constant<int, 0>]':
../boost/hana/functional/partial.hpp:94:61: required from 'constexpr decltype(auto) boost::hana::partial_t<std::integer_sequence<long unsigned int, _Idx ...>, F, X ...>::operator()(Y&& ...) && [with Y = {boost::hana::integral_constant<int, 0>}; long unsigned int ...n = {0}; F = boost::hana::equal_t; X = {boost::hana::integral_constant<int, 1>}]'
../boost/hana/functional/compose.hpp:86:32: required from 'constexpr decltype(auto) boost::hana::_compose<F, G>::operator()(X&&, Xs&& ...) && [with X = boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<1>, void>::get_member<boost::hana::integral_constant<int, 0> > >; Xs = {}; F = boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 1> >; G = boost::hana::first_t]'
../boost/hana/detail/index_if.hpp:32:37: required by substitution of 'template<long unsigned int i, long unsigned int N> template<class Pred, class X1, class ... Xs> using f = typename boost::hana::detail::index_if_helper<(i + 1), N, static_cast<bool>(typename boost::hana::detail::decay<decltype (declval<Pred>()(declval<X1>()))>::type::value)>::f<Pred, Xs ...> [with Pred = boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 1> >, boost::hana::first_t>; X1 = boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<1>, void>::get_member<boost::hana::integral_constant<int, 0> > >; Xs = {}; long unsigned int i = 0; long unsigned int N = 1]'
../boost/hana/detail/index_if.hpp:50:15: required from 'struct boost::hana::detail::index_if<boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 1> >, boost::hana::first_t>, boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<1>, void>::get_member<boost::hana::integral_constant<int, 0> > > >'
../boost/hana/tuple.hpp:298:31: required by substitution of 'template<class ... Xs, class Pred> static constexpr typename boost::hana::detail::index_if<Pred, Xs ...>::type boost::hana::index_if_impl<boost::hana::tuple_tag>::apply(const boost::hana::tuple<Xn ...>&, const Pred&) [with Xs = {boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<1>, void>::get_member<boost::hana::integral_constant<int, 0> > >}; Pred = boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 1> >, boost::hana::first_t>]'
../boost/hana/index_if.hpp:44:30: required from 'constexpr auto boost::hana::index_if_t::operator()(Xs&&, Pred&&) const [with Xs = boost::hana::tuple<boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<1>, void>::get_member<boost::hana::integral_constant<int, 0> > > >; Pred = boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 1> >, boost::hana::first_t>]'
../boost/hana/find_if.hpp:74:51: required from 'static constexpr auto boost::hana::find_if_impl<Tag, boost::hana::when<boost::hana::Iterable<It>::value> >::apply(Xs&&, Pred&&) [with Xs = boost::hana::tuple<boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<1>, void>::get_member<boost::hana::integral_constant<int, 0> > > >; Pred = boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 1> >, boost::hana::first_t>; Tag = boost::hana::tuple_tag]'
../boost/hana/find_if.hpp:48:29: required from 'constexpr auto boost::hana::find_if_t::operator()(Xs&&, Pred&&) const [with Xs = boost::hana::tuple<boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<1>, void>::get_member<boost::hana::integral_constant<int, 0> > > >; Pred = boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 1> >, boost::hana::first_t>]'
../boost/hana/find_if.hpp:120:30: required from 'static constexpr decltype(auto) boost::hana::find_if_impl<S, boost::hana::when<boost::hana::Struct<S>::value> >::apply(X&&, Pred&&) [with X = minimal_struct_t<undefined<1> >; Pred = boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 1> >; S = minimal_struct_tag<1>]'
../boost/hana/find_if.hpp:48:29: required from 'constexpr auto boost::hana::find_if_t::operator()(Xs&&, Pred&&) const [with Xs = minimal_struct_t<undefined<1> >; Pred = boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 1> >]'
../libs/hana/test/concept/struct/find_if.cpp:31:5: required from here
../boost/hana/equal.hpp:50:28: error: 'apply' is not a member of 'Equal' {aka 'boost::hana::equal_impl<boost::hana::integral_constant_tag<int>, boost::hana::integral_constant_tag<int>, void>'}
50 | return Equal::apply(static_cast<X&&>(x), static_cast<Y&&>(y));
| ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../boost/hana/index_if.hpp: In instantiation of 'constexpr auto boost::hana::index_if_t::operator()(Xs&&, Pred&&) const [with Xs = boost::hana::tuple<boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<1>, void>::get_member<boost::hana::integral_constant<int, 0> > > >; Pred = boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 1> >, boost::hana::first_t>]':
../boost/hana/find_if.hpp:74:51: required from 'static constexpr auto boost::hana::find_if_impl<Tag, boost::hana::when<boost::hana::Iterable<It>::value> >::apply(Xs&&, Pred&&) [with Xs = boost::hana::tuple<boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<1>, void>::get_member<boost::hana::integral_constant<int, 0> > > >; Pred = boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 1> >, boost::hana::first_t>; Tag = boost::hana::tuple_tag]'
../boost/hana/find_if.hpp:48:29: required from 'constexpr auto boost::hana::find_if_t::operator()(Xs&&, Pred&&) const [with Xs = boost::hana::tuple<boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<1>, void>::get_member<boost::hana::integral_constant<int, 0> > > >; Pred = boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 1> >, boost::hana::first_t>]'
../boost/hana/find_if.hpp:120:30: required from 'static constexpr decltype(auto) boost::hana::find_if_impl<S, boost::hana::when<boost::hana::Struct<S>::value> >::apply(X&&, Pred&&) [with X = minimal_struct_t<undefined<1> >; Pred = boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 1> >; S = minimal_struct_tag<1>]'
../boost/hana/find_if.hpp:48:29: required from 'constexpr auto boost::hana::find_if_t::operator()(Xs&&, Pred&&) const [with Xs = minimal_struct_t<undefined<1> >; Pred = boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 1> >]'
../libs/hana/test/concept/struct/find_if.cpp:31:5: required from here
../boost/hana/index_if.hpp:44:30: error: no matching function for call to 'boost::hana::index_if_impl<boost::hana::tuple_tag>::apply(boost::hana::tuple<boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<1>, void>::get_member<boost::hana::integral_constant<int, 0> > > >, boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 1> >, boost::hana::first_t>)'
44 | return IndexIf::apply(static_cast<Xs&&>(xs), static_cast<Pred&&>(pred));
| ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../boost/hana/tuple.hpp:298:31: note: candidate: 'template<class ... Xs, class Pred> static constexpr typename boost::hana::detail::index_if<Pred, Xs ...>::type boost::hana::index_if_impl<boost::hana::tuple_tag>::apply(const boost::hana::tuple<Xn ...>&, const Pred&)'
298 | static constexpr auto apply(tuple<Xs...> const&, Pred const&)
| ^~~~~
../boost/hana/tuple.hpp:298:31: note: substitution of deduced template arguments resulted in errors seen above
../boost/hana/assert.hpp:227:9: error: template argument 1 is invalid
227 | >::value, \
| ^
../boost/hana/assert.hpp:240:9: note: in expansion of macro 'BOOST_HANA_CONSTANT_CHECK_MSG'
240 | BOOST_HANA_CONSTANT_CHECK_MSG( \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../libs/hana/test/concept/struct/find_if.cpp:31:5: note: in expansion of macro 'BOOST_HANA_CONSTANT_CHECK'
31 | BOOST_HANA_CONSTANT_CHECK(hana::equal(
| ^~~~~~~~~~~~~~~~~~~~~~~~~
../boost/hana/assert.hpp:232:10: error: no matching function for call to 'value<<expression error> >()'
230 | static_assert(::boost::hana::value< \
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
231 | decltype(BOOST_HANA_PP_CONCAT(__hana_tmp_, __LINE__)) \
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
232 | >(), message); \
| ~^~
../boost/hana/assert.hpp:240:9: note: in expansion of macro 'BOOST_HANA_CONSTANT_CHECK_MSG'
240 | BOOST_HANA_CONSTANT_CHECK_MSG( \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../libs/hana/test/concept/struct/find_if.cpp:31:5: note: in expansion of macro 'BOOST_HANA_CONSTANT_CHECK'
31 | BOOST_HANA_CONSTANT_CHECK(hana::equal(
| ^~~~~~~~~~~~~~~~~~~~~~~~~
../boost/hana/value.hpp:31:30: note: candidate: 'template<class T> constexpr decltype(auto) boost::hana::value()'
31 | constexpr decltype(auto) value() {
| ^~~~~
../boost/hana/value.hpp:31:30: note: template argument deduction/substitution failed:
../boost/hana/assert.hpp:232:10: error: template argument 1 is invalid
230 | static_assert(::boost::hana::value< \
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
231 | decltype(BOOST_HANA_PP_CONCAT(__hana_tmp_, __LINE__)) \
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
232 | >(), message); \
| ~^~
../boost/hana/assert.hpp:240:9: note: in expansion of macro 'BOOST_HANA_CONSTANT_CHECK_MSG'
240 | BOOST_HANA_CONSTANT_CHECK_MSG( \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../libs/hana/test/concept/struct/find_if.cpp:31:5: note: in expansion of macro 'BOOST_HANA_CONSTANT_CHECK'
31 | BOOST_HANA_CONSTANT_CHECK(hana::equal(
| ^~~~~~~~~~~~~~~~~~~~~~~~~
../boost/hana/fwd/value.hpp:65:30: note: candidate: 'template<class T> constexpr decltype(auto) boost::hana::value(const T&)'
65 | constexpr decltype(auto) value(T const&)
| ^~~~~
../boost/hana/fwd/value.hpp:65:30: note: candidate expects 1 argument, 0 provided
../boost/hana/index_if.hpp: In instantiation of 'constexpr auto boost::hana::index_if_t::operator()(Xs&&, Pred&&) const [with Xs = boost::hana::tuple<boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<2>, void>::get_member<boost::hana::integral_constant<int, 0> > >, boost::hana::pair<boost::hana::integral_constant<int, 1>, boost::hana::accessors_impl<minimal_struct_tag<2>, void>::get_member<boost::hana::integral_constant<int, 1> > > >; Pred = boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 0> >, boost::hana::first_t>]':
../boost/hana/find_if.hpp:74:51: required from 'static constexpr auto boost::hana::find_if_impl<Tag, boost::hana::when<boost::hana::Iterable<It>::value> >::apply(Xs&&, Pred&&) [with Xs = boost::hana::tuple<boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<2>, void>::get_member<boost::hana::integral_constant<int, 0> > >, boost::hana::pair<boost::hana::integral_constant<int, 1>, boost::hana::accessors_impl<minimal_struct_tag<2>, void>::get_member<boost::hana::integral_constant<int, 1> > > >; Pred = boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 0> >, boost::hana::first_t>; Tag = boost::hana::tuple_tag]'
../boost/hana/find_if.hpp:48:29: required from 'constexpr auto boost::hana::find_if_t::operator()(Xs&&, Pred&&) const [with Xs = boost::hana::tuple<boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<2>, void>::get_member<boost::hana::integral_constant<int, 0> > >, boost::hana::pair<boost::hana::integral_constant<int, 1>, boost::hana::accessors_impl<minimal_struct_tag<2>, void>::get_member<boost::hana::integral_constant<int, 1> > > >; Pred = boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 0> >, boost::hana::first_t>]'
../boost/hana/find_if.hpp:120:30: required from 'static constexpr decltype(auto) boost::hana::find_if_impl<S, boost::hana::when<boost::hana::Struct<S>::value> >::apply(X&&, Pred&&) [with X = minimal_struct_t<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<1> >; Pred = boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 0> >; S = minimal_struct_tag<2>]'
../boost/hana/find_if.hpp:48:29: required from 'constexpr auto boost::hana::find_if_t::operator()(Xs&&, Pred&&) const [with Xs = minimal_struct_t<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<1> >; Pred = boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 0> >]'
../libs/hana/test/concept/struct/find_if.cpp:36:5: required from here
../boost/hana/index_if.hpp:44:30: error: no matching function for call to 'boost::hana::index_if_impl<boost::hana::tuple_tag>::apply(boost::hana::tuple<boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<2>, void>::get_member<boost::hana::integral_constant<int, 0> > >, boost::hana::pair<boost::hana::integral_constant<int, 1>, boost::hana::accessors_impl<minimal_struct_tag<2>, void>::get_member<boost::hana::integral_constant<int, 1> > > >, boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 0> >, boost::hana::first_t>)'
44 | return IndexIf::apply(static_cast<Xs&&>(xs), static_cast<Pred&&>(pred));
| ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../boost/hana/tuple.hpp:298:31: note: candidate: 'template<class ... Xs, class Pred> static constexpr typename boost::hana::detail::index_if<Pred, Xs ...>::type boost::hana::index_if_impl<boost::hana::tuple_tag>::apply(const boost::hana::tuple<Xn ...>&, const Pred&)'
298 | static constexpr auto apply(tuple<Xs...> const&, Pred const&)
| ^~~~~
../boost/hana/tuple.hpp:298:31: note: template argument deduction/substitution failed:
../boost/hana/assert.hpp:227:9: error: template argument 1 is invalid
227 | >::value, \
| ^
../boost/hana/assert.hpp:240:9: note: in expansion of macro 'BOOST_HANA_CONSTANT_CHECK_MSG'
240 | BOOST_HANA_CONSTANT_CHECK_MSG( \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../libs/hana/test/concept/struct/find_if.cpp:36:5: note: in expansion of macro 'BOOST_HANA_CONSTANT_CHECK'
36 | BOOST_HANA_CONSTANT_CHECK(hana::equal(
| ^~~~~~~~~~~~~~~~~~~~~~~~~
../boost/hana/assert.hpp:232:10: error: no matching function for call to 'value<<expression error> >()'
230 | static_assert(::boost::hana::value< \
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
231 | decltype(BOOST_HANA_PP_CONCAT(__hana_tmp_, __LINE__)) \
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
232 | >(), message); \
| ~^~
../boost/hana/assert.hpp:240:9: note: in expansion of macro 'BOOST_HANA_CONSTANT_CHECK_MSG'
240 | BOOST_HANA_CONSTANT_CHECK_MSG( \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../libs/hana/test/concept/struct/find_if.cpp:36:5: note: in expansion of macro 'BOOST_HANA_CONSTANT_CHECK'
36 | BOOST_HANA_CONSTANT_CHECK(hana::equal(
| ^~~~~~~~~~~~~~~~~~~~~~~~~
../boost/hana/value.hpp:31:30: note: candidate: 'template<class T> constexpr decltype(auto) boost::hana::value()'
31 | constexpr decltype(auto) value() {
| ^~~~~
../boost/hana/value.hpp:31:30: note: template argument deduction/substitution failed:
../boost/hana/assert.hpp:232:10: error: template argument 1 is invalid
230 | static_assert(::boost::hana::value< \
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
231 | decltype(BOOST_HANA_PP_CONCAT(__hana_tmp_, __LINE__)) \
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
232 | >(), message); \
| ~^~
../boost/hana/assert.hpp:240:9: note: in expansion of macro 'BOOST_HANA_CONSTANT_CHECK_MSG'
240 | BOOST_HANA_CONSTANT_CHECK_MSG( \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../libs/hana/test/concept/struct/find_if.cpp:36:5: note: in expansion of macro 'BOOST_HANA_CONSTANT_CHECK'
36 | BOOST_HANA_CONSTANT_CHECK(hana::equal(
| ^~~~~~~~~~~~~~~~~~~~~~~~~
../boost/hana/fwd/value.hpp:65:30: note: candidate: 'template<class T> constexpr decltype(auto) boost::hana::value(const T&)'
65 | constexpr decltype(auto) value(T const&)
| ^~~~~
../boost/hana/fwd/value.hpp:65:30: note: candidate expects 1 argument, 0 provided
../boost/hana/index_if.hpp: In instantiation of 'constexpr auto boost::hana::index_if_t::operator()(Xs&&, Pred&&) const [with Xs = boost::hana::tuple<boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<2>, void>::get_member<boost::hana::integral_constant<int, 0> > >, boost::hana::pair<boost::hana::integral_constant<int, 1>, boost::hana::accessors_impl<minimal_struct_tag<2>, void>::get_member<boost::hana::integral_constant<int, 1> > > >; Pred = boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 1> >, boost::hana::first_t>]':
../boost/hana/find_if.hpp:74:51: required from 'static constexpr auto boost::hana::find_if_impl<Tag, boost::hana::when<boost::hana::Iterable<It>::value> >::apply(Xs&&, Pred&&) [with Xs = boost::hana::tuple<boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<2>, void>::get_member<boost::hana::integral_constant<int, 0> > >, boost::hana::pair<boost::hana::integral_constant<int, 1>, boost::hana::accessors_impl<minimal_struct_tag<2>, void>::get_member<boost::hana::integral_constant<int, 1> > > >; Pred = boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 1> >, boost::hana::first_t>; Tag = boost::hana::tuple_tag]'
../boost/hana/find_if.hpp:48:29: required from 'constexpr auto boost::hana::find_if_t::operator()(Xs&&, Pred&&) const [with Xs = boost::hana::tuple<boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<2>, void>::get_member<boost::hana::integral_constant<int, 0> > >, boost::hana::pair<boost::hana::integral_constant<int, 1>, boost::hana::accessors_impl<minimal_struct_tag<2>, void>::get_member<boost::hana::integral_constant<int, 1> > > >; Pred = boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 1> >, boost::hana::first_t>]'
../boost/hana/find_if.hpp:120:30: required from 'static constexpr decltype(auto) boost::hana::find_if_impl<S, boost::hana::when<boost::hana::Struct<S>::value> >::apply(X&&, Pred&&) [with X = minimal_struct_t<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<1> >; Pred = boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 1> >; S = minimal_struct_tag<2>]'
../boost/hana/find_if.hpp:48:29: required from 'constexpr auto boost::hana::find_if_t::operator()(Xs&&, Pred&&) const [with Xs = minimal_struct_t<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<1> >; Pred = boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 1> >]'
../libs/hana/test/concept/struct/find_if.cpp:40:5: required from here
../boost/hana/index_if.hpp:44:30: error: no matching function for call to 'boost::hana::index_if_impl<boost::hana::tuple_tag>::apply(boost::hana::tuple<boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<2>, void>::get_member<boost::hana::integral_constant<int, 0> > >, boost::hana::pair<boost::hana::integral_constant<int, 1>, boost::hana::accessors_impl<minimal_struct_tag<2>, void>::get_member<boost::hana::integral_constant<int, 1> > > >, boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 1> >, boost::hana::first_t>)'
44 | return IndexIf::apply(static_cast<Xs&&>(xs), static_cast<Pred&&>(pred));
| ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../boost/hana/tuple.hpp:298:31: note: candidate: 'template<class ... Xs, class Pred> static constexpr typename boost::hana::detail::index_if<Pred, Xs ...>::type boost::hana::index_if_impl<boost::hana::tuple_tag>::apply(const boost::hana::tuple<Xn ...>&, const Pred&)'
298 | static constexpr auto apply(tuple<Xs...> const&, Pred const&)
| ^~~~~
../boost/hana/tuple.hpp:298:31: note: template argument deduction/substitution failed:
../boost/hana/assert.hpp:227:9: error: template argument 1 is invalid
227 | >::value, \
| ^
../boost/hana/assert.hpp:240:9: note: in expansion of macro 'BOOST_HANA_CONSTANT_CHECK_MSG'
240 | BOOST_HANA_CONSTANT_CHECK_MSG( \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../libs/hana/test/concept/struct/find_if.cpp:40:5: note: in expansion of macro 'BOOST_HANA_CONSTANT_CHECK'
40 | BOOST_HANA_CONSTANT_CHECK(hana::equal(
| ^~~~~~~~~~~~~~~~~~~~~~~~~
../boost/hana/assert.hpp:232:10: error: no matching function for call to 'value<<expression error> >()'
230 | static_assert(::boost::hana::value< \
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
231 | decltype(BOOST_HANA_PP_CONCAT(__hana_tmp_, __LINE__)) \
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
232 | >(), message); \
| ~^~
../boost/hana/assert.hpp:240:9: note: in expansion of macro 'BOOST_HANA_CONSTANT_CHECK_MSG'
240 | BOOST_HANA_CONSTANT_CHECK_MSG( \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../libs/hana/test/concept/struct/find_if.cpp:40:5: note: in expansion of macro 'BOOST_HANA_CONSTANT_CHECK'
40 | BOOST_HANA_CONSTANT_CHECK(hana::equal(
| ^~~~~~~~~~~~~~~~~~~~~~~~~
../boost/hana/value.hpp:31:30: note: candidate: 'template<class T> constexpr decltype(auto) boost::hana::value()'
31 | constexpr decltype(auto) value() {
| ^~~~~
../boost/hana/value.hpp:31:30: note: template argument deduction/substitution failed:
../boost/hana/assert.hpp:232:10: error: template argument 1 is invalid
230 | static_assert(::boost::hana::value< \
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
231 | decltype(BOOST_HANA_PP_CONCAT(__hana_tmp_, __LINE__)) \
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
232 | >(), message); \
| ~^~
../boost/hana/assert.hpp:240:9: note: in expansion of macro 'BOOST_HANA_CONSTANT_CHECK_MSG'
240 | BOOST_HANA_CONSTANT_CHECK_MSG( \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../libs/hana/test/concept/struct/find_if.cpp:40:5: note: in expansion of macro 'BOOST_HANA_CONSTANT_CHECK'
40 | BOOST_HANA_CONSTANT_CHECK(hana::equal(
| ^~~~~~~~~~~~~~~~~~~~~~~~~
../boost/hana/fwd/value.hpp:65:30: note: candidate: 'template<class T> constexpr decltype(auto) boost::hana::value(const T&)'
65 | constexpr decltype(auto) value(T const&)
| ^~~~~
../boost/hana/fwd/value.hpp:65:30: note: candidate expects 1 argument, 0 provided
../boost/hana/equal.hpp: In instantiation of 'constexpr auto boost::hana::equal_t::operator()(X&&, Y&&) const [with X = boost::hana::integral_constant<int, 2>; Y = boost::hana::integral_constant<int, 0>]':
../boost/hana/functional/partial.hpp:94:61: required from 'constexpr decltype(auto) boost::hana::partial_t<std::integer_sequence<long unsigned int, _Idx ...>, F, X ...>::operator()(Y&& ...) && [with Y = {boost::hana::integral_constant<int, 0>}; long unsigned int ...n = {0}; F = boost::hana::equal_t; X = {boost::hana::integral_constant<int, 2>}]'
../boost/hana/functional/compose.hpp:86:32: required from 'constexpr decltype(auto) boost::hana::_compose<F, G>::operator()(X&&, Xs&& ...) && [with X = boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<2>, void>::get_member<boost::hana::integral_constant<int, 0> > >; Xs = {}; F = boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 2> >; G = boost::hana::first_t]'
../boost/hana/detail/index_if.hpp:32:37: required by substitution of 'template<long unsigned int i, long unsigned int N> template<class Pred, class X1, class ... Xs> using f = typename boost::hana::detail::index_if_helper<(i + 1), N, static_cast<bool>(typename boost::hana::detail::decay<decltype (declval<Pred>()(declval<X1>()))>::type::value)>::f<Pred, Xs ...> [with Pred = boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 2> >, boost::hana::first_t>; X1 = boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<2>, void>::get_member<boost::hana::integral_constant<int, 0> > >; Xs = {boost::hana::pair<boost::hana::integral_constant<int, 1>, boost::hana::accessors_impl<minimal_struct_tag<2>, void>::get_member<boost::hana::integral_constant<int, 1> > >}; long unsigned int i = 0; long unsigned int N = 2]'
../boost/hana/detail/index_if.hpp:50:15: required from 'struct boost::hana::detail::index_if<boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 2> >, boost::hana::first_t>, boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<2>, void>::get_member<boost::hana::integral_constant<int, 0> > >, boost::hana::pair<boost::hana::integral_constant<int, 1>, boost::hana::accessors_impl<minimal_struct_tag<2>, void>::get_member<boost::hana::integral_constant<int, 1> > > >'
../boost/hana/tuple.hpp:298:31: required by substitution of 'template<class ... Xs, class Pred> static constexpr typename boost::hana::detail::index_if<Pred, Xs ...>::type boost::hana::index_if_impl<boost::hana::tuple_tag>::apply(const boost::hana::tuple<Xn ...>&, const Pred&) [with Xs = {boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<2>, void>::get_member<boost::hana::integral_constant<int, 0> > >, boost::hana::pair<boost::hana::integral_constant<int, 1>, boost::hana::accessors_impl<minimal_struct_tag<2>, void>::get_member<boost::hana::integral_constant<int, 1> > >}; Pred = boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 2> >, boost::hana::first_t>]'
../boost/hana/index_if.hpp:44:30: required from 'constexpr auto boost::hana::index_if_t::operator()(Xs&&, Pred&&) const [with Xs = boost::hana::tuple<boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<2>, void>::get_member<boost::hana::integral_constant<int, 0> > >, boost::hana::pair<boost::hana::integral_constant<int, 1>, boost::hana::accessors_impl<minimal_struct_tag<2>, void>::get_member<boost::hana::integral_constant<int, 1> > > >; Pred = boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 2> >, boost::hana::first_t>]'
../boost/hana/find_if.hpp:74:51: required from 'static constexpr auto boost::hana::find_if_impl<Tag, boost::hana::when<boost::hana::Iterable<It>::value> >::apply(Xs&&, Pred&&) [with Xs = boost::hana::tuple<boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<2>, void>::get_member<boost::hana::integral_constant<int, 0> > >, boost::hana::pair<boost::hana::integral_constant<int, 1>, boost::hana::accessors_impl<minimal_struct_tag<2>, void>::get_member<boost::hana::integral_constant<int, 1> > > >; Pred = boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 2> >, boost::hana::first_t>; Tag = boost::hana::tuple_tag]'
../boost/hana/find_if.hpp:48:29: required from 'constexpr auto boost::hana::find_if_t::operator()(Xs&&, Pred&&) const [with Xs = boost::hana::tuple<boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<2>, void>::get_member<boost::hana::integral_constant<int, 0> > >, boost::hana::pair<boost::hana::integral_constant<int, 1>, boost::hana::accessors_impl<minimal_struct_tag<2>, void>::get_member<boost::hana::integral_constant<int, 1> > > >; Pred = boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 2> >, boost::hana::first_t>]'
../boost/hana/find_if.hpp:120:30: required from 'static constexpr decltype(auto) boost::hana::find_if_impl<S, boost::hana::when<boost::hana::Struct<S>::value> >::apply(X&&, Pred&&) [with X = minimal_struct_t<undefined<0>, undefined<1> >; Pred = boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 2> >; S = minimal_struct_tag<2>]'
../boost/hana/find_if.hpp:48:29: required from 'constexpr auto boost::hana::find_if_t::operator()(Xs&&, Pred&&) const [with Xs = minimal_struct_t<undefined<0>, undefined<1> >; Pred = boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 2> >]'
../libs/hana/test/concept/struct/find_if.cpp:44:5: required from here
../boost/hana/equal.hpp:50:28: error: 'apply' is not a member of 'Equal' {aka 'boost::hana::equal_impl<boost::hana::integral_constant_tag<int>, boost::hana::integral_constant_tag<int>, void>'}
50 | return Equal::apply(static_cast<X&&>(x), static_cast<Y&&>(y));
| ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../boost/hana/index_if.hpp: In instantiation of 'constexpr auto boost::hana::index_if_t::operator()(Xs&&, Pred&&) const [with Xs = boost::hana::tuple<boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<2>, void>::get_member<boost::hana::integral_constant<int, 0> > >, boost::hana::pair<boost::hana::integral_constant<int, 1>, boost::hana::accessors_impl<minimal_struct_tag<2>, void>::get_member<boost::hana::integral_constant<int, 1> > > >; Pred = boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 2> >, boost::hana::first_t>]':
../boost/hana/find_if.hpp:74:51: required from 'static constexpr auto boost::hana::find_if_impl<Tag, boost::hana::when<boost::hana::Iterable<It>::value> >::apply(Xs&&, Pred&&) [with Xs = boost::hana::tuple<boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<2>, void>::get_member<boost::hana::integral_constant<int, 0> > >, boost::hana::pair<boost::hana::integral_constant<int, 1>, boost::hana::accessors_impl<minimal_struct_tag<2>, void>::get_member<boost::hana::integral_constant<int, 1> > > >; Pred = boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 2> >, boost::hana::first_t>; Tag = boost::hana::tuple_tag]'
../boost/hana/find_if.hpp:48:29: required from 'constexpr auto boost::hana::find_if_t::operator()(Xs&&, Pred&&) const [with Xs = boost::hana::tuple<boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<2>, void>::get_member<boost::hana::integral_constant<int, 0> > >, boost::hana::pair<boost::hana::integral_constant<int, 1>, boost::hana::accessors_impl<minimal_struct_tag<2>, void>::get_member<boost::hana::integral_constant<int, 1> > > >; Pred = boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 2> >, boost::hana::first_t>]'
../boost/hana/find_if.hpp:120:30: required from 'static constexpr decltype(auto) boost::hana::find_if_impl<S, boost::hana::when<boost::hana::Struct<S>::value> >::apply(X&&, Pred&&) [with X = minimal_struct_t<undefined<0>, undefined<1> >; Pred = boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 2> >; S = minimal_struct_tag<2>]'
../boost/hana/find_if.hpp:48:29: required from 'constexpr auto boost::hana::find_if_t::operator()(Xs&&, Pred&&) const [with Xs = minimal_struct_t<undefined<0>, undefined<1> >; Pred = boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 2> >]'
../libs/hana/test/concept/struct/find_if.cpp:44:5: required from here
../boost/hana/index_if.hpp:44:30: error: no matching function for call to 'boost::hana::index_if_impl<boost::hana::tuple_tag>::apply(boost::hana::tuple<boost::hana::pair<boost::hana::integral_constant<int, 0>, boost::hana::accessors_impl<minimal_struct_tag<2>, void>::get_member<boost::hana::integral_constant<int, 0> > >, boost::hana::pair<boost::hana::integral_constant<int, 1>, boost::hana::accessors_impl<minimal_struct_tag<2>, void>::get_member<boost::hana::integral_constant<int, 1> > > >, boost::hana::_compose<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::equal_t, boost::hana::integral_constant<int, 2> >, boost::hana::first_t>)'
44 | return IndexIf::apply(static_cast<Xs&&>(xs), static_cast<Pred&&>(pred));
| ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../boost/hana/tuple.hpp:298:31: note: candidate: 'template<class ... Xs, class Pred> static constexpr typename boost::hana::detail::index_if<Pred, Xs ...>::type boost::hana::index_if_impl<boost::hana::tuple_tag>::apply(const boost::hana::tuple<Xn ...>&, const Pred&)'
298 | static constexpr auto apply(tuple<Xs...> const&, Pred const&)
| ^~~~~
../boost/hana/tuple.hpp:298:31: note: substitution of deduced template arguments resulted in errors seen above
../boost/hana/assert.hpp:227:9: error: template argument 1 is invalid
227 | >::value, \
| ^
../boost/hana/assert.hpp:240:9: note: in expansion of macro 'BOOST_HANA_CONSTANT_CHECK_MSG'
240 | BOOST_HANA_CONSTANT_CHECK_MSG( \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../libs/hana/test/concept/struct/find_if.cpp:44:5: note: in expansion of macro 'BOOST_HANA_CONSTANT_CHECK'
44 | BOOST_HANA_CONSTANT_CHECK(hana::equal(
| ^~~~~~~~~~~~~~~~~~~~~~~~~
../boost/hana/assert.hpp:232:10: error: no matching function for call to 'value<<expression error> >()'
230 | static_assert(::boost::hana::value< \
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
231 | decltype(BOOST_HANA_PP_CONCAT(__hana_tmp_, __LINE__)) \
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
232 | >(), message); \
| ~^~
../boost/hana/assert.hpp:240:9: note: in expansion of macro 'BOOST_HANA_CONSTANT_CHECK_MSG'
240 | BOOST_HANA_CONSTANT_CHECK_MSG( \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../libs/hana/test/concept/struct/find_if.cpp:44:5: note: in expansion of macro 'BOOST_HANA_CONSTANT_CHECK'
44 | BOOST_HANA_CONSTANT_CHECK(hana::equal(
| ^~~~~~~~~~~~~~~~~~~~~~~~~
../boost/hana/value.hpp:31:30: note: candidate: 'template<class T> constexpr decltype(auto) boost::hana::value()'
31 | constexpr decltype(auto) value() {
| ^~~~~
../boost/hana/value.hpp:31:30: note: template argument deduction/substitution failed:
../boost/hana/assert.hpp:232:10: error: template argument 1 is invalid
230 | static_assert(::boost::hana::value< \
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
231 | decltype(BOOST_HANA_PP_CONCAT(__hana_tmp_, __LINE__)) \
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
232 | >(), message); \
| ~^~
../boost/hana/assert.hpp:240:9: note: in expansion of macro 'BOOST_HANA_CONSTANT_CHECK_MSG'
240 | BOOST_HANA_CONSTANT_CHECK_MSG( \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../libs/hana/test/concept/struct/find_if.cpp:44:5: note: in expansion of macro 'BOOST_HANA_CONSTANT_CHECK'
44 | BOOST_HANA_CONSTANT_CHECK(hana::equal(
| ^~~~~~~~~~~~~~~~~~~~~~~~~
../boost/hana/fwd/value.hpp:65:30: note: candidate: 'template<class T> constexpr decltype(auto) boost::hana::value(const T&)'
65 | constexpr decltype(auto) value(T const&)
| ^~~~~
../boost/hana/fwd/value.hpp:65:30: note: candidate expects 1 argument, 0 provided