Compile [2024-11-16 12:16:26 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/test/_include" -I"/var/boost/run/boost_root/libs/assert/include" -I"/var/boost/run/boost_root/libs/core/include" -I"/var/boost/run/boost_root/libs/hana/include" -I"/var/boost/run/boost_root/libs/throw_exception/include" -I"/var/boost/run/boost_root/libs/tuple/include" -c -o "/var/boost/run/results/boost/bin.v2/libs/hana/test/test~optional~laws.test/gcc-12~c++17/debug/x86_64/debug-symbols-off/threading-multi/visibility-hidden/optional/laws.o" "../libs/hana/test/optional/laws.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 ../libs/hana/test/optional/laws.cpp:5:
../boost/hana/fwd/equal.hpp: In instantiation of 'struct boost::hana::equal_impl<boost::hana::tuple_tag, boost::hana::tuple_tag, void>':
../boost/hana/equal.hpp:50:28: required from 'constexpr auto boost::hana::equal_t::operator()(X&&, Y&&) const [with X = boost::hana::tuple<boost::hana::test::ct_eq<3> >&; Y = boost::hana::tuple<boost::hana::test::ct_eq<3> >&]'
../libs/hana/test/_include/laws/base.hpp:163:28: required from 'static constexpr auto boost::hana::equal_impl<boost::hana::test::InjectionResult, boost::hana::test::InjectionResult>::apply(X, Y) [with X = boost::hana::test::injection_result<0, boost::hana::test::ct_eq<3> >; Y = boost::hana::test::injection_result<0, boost::hana::test::ct_eq<3> >]'
../boost/hana/equal.hpp:50:28: required from 'constexpr auto boost::hana::equal_t::operator()(X&&, Y&&) const [with X = const boost::hana::test::injection_result<0, boost::hana::test::ct_eq<3> >&; Y = const boost::hana::test::injection_result<0, boost::hana::test::ct_eq<3> >&]'
../boost/hana/optional.hpp:209:29: required from 'static constexpr auto boost::hana::equal_impl<boost::hana::optional_tag, boost::hana::optional_tag>::apply(const boost::hana::optional<T>&, const boost::hana::optional<U>&) [with T = boost::hana::test::injection_result<0, boost::hana::test::ct_eq<3> >; U = boost::hana::test::injection_result<0, boost::hana::test::ct_eq<3> >]'
../boost/hana/equal.hpp:50:28: required from 'constexpr auto boost::hana::equal_t::operator()(X&&, Y&&) const [with X = boost::hana::optional<boost::hana::test::injection_result<0, boost::hana::test::ct_eq<3> > >; Y = boost::hana::optional<boost::hana::test::injection_result<0, boost::hana::test::ct_eq<3> > >]'
../libs/hana/test/_include/laws/applicative.hpp:83:17: required from 'boost::hana::test::TestApplicative<F, boost::hana::test::laws>::TestApplicative(Applicatives) [with Applicatives = boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >; F = boost::hana::optional_tag]'
../libs/hana/test/_include/laws/applicative.hpp:33:41: required from here
../boost/hana/fwd/equal.hpp:69:12: error: ambiguous template instantiation for 'struct boost::hana::equal_impl<boost::hana::tuple_tag, boost::hana::tuple_tag, boost::hana::when<true> >'
69 | struct equal_impl : equal_impl<T, U, when<true>> { };
| ^~~~~~~~~~
In file included from ../boost/hana/concept/comparable.hpp:19,
from ../libs/hana/test/_include/laws/applicative.hpp:12,
from ../libs/hana/test/optional/laws.cpp:9:
../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::tuple_tag; U = boost::hana::tuple_tag; bool condition = true]'
55 | struct equal_impl<T, U, when<condition>> : default_ {
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../boost/hana/equal.hpp:168:12: note: 'template<class T, class U> struct boost::hana::equal_impl<T, U, boost::hana::when<(boost::hana::Sequence<S>::value && boost::hana::Sequence<Tag>::value)> > [with T = boost::hana::tuple_tag; U = boost::hana::tuple_tag]'
168 | struct equal_impl<T, U, when<Sequence<T>::value && hana::Sequence<U>::value>> {
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../boost/hana/fwd/equal.hpp:69:12: error: invalid use of incomplete type 'struct boost::hana::equal_impl<boost::hana::tuple_tag, boost::hana::tuple_tag, 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::tuple_tag, boost::hana::tuple_tag, 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::tuple<boost::hana::test::ct_eq<3> >&; Y = boost::hana::tuple<boost::hana::test::ct_eq<3> >&]':
../libs/hana/test/_include/laws/base.hpp:163:28: required from 'static constexpr auto boost::hana::equal_impl<boost::hana::test::InjectionResult, boost::hana::test::InjectionResult>::apply(X, Y) [with X = boost::hana::test::injection_result<0, boost::hana::test::ct_eq<3> >; Y = boost::hana::test::injection_result<0, boost::hana::test::ct_eq<3> >]'
../boost/hana/equal.hpp:50:28: required from 'constexpr auto boost::hana::equal_t::operator()(X&&, Y&&) const [with X = const boost::hana::test::injection_result<0, boost::hana::test::ct_eq<3> >&; Y = const boost::hana::test::injection_result<0, boost::hana::test::ct_eq<3> >&]'
../boost/hana/optional.hpp:209:29: required from 'static constexpr auto boost::hana::equal_impl<boost::hana::optional_tag, boost::hana::optional_tag>::apply(const boost::hana::optional<T>&, const boost::hana::optional<U>&) [with T = boost::hana::test::injection_result<0, boost::hana::test::ct_eq<3> >; U = boost::hana::test::injection_result<0, boost::hana::test::ct_eq<3> >]'
../boost/hana/equal.hpp:50:28: required from 'constexpr auto boost::hana::equal_t::operator()(X&&, Y&&) const [with X = boost::hana::optional<boost::hana::test::injection_result<0, boost::hana::test::ct_eq<3> > >; Y = boost::hana::optional<boost::hana::test::injection_result<0, boost::hana::test::ct_eq<3> > >]'
../libs/hana/test/_include/laws/applicative.hpp:83:17: required from 'boost::hana::test::TestApplicative<F, boost::hana::test::laws>::TestApplicative(Applicatives) [with Applicatives = boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >; F = boost::hana::optional_tag]'
../libs/hana/test/_include/laws/applicative.hpp:33:41: required from here
../boost/hana/equal.hpp:50:28: error: 'apply' is not a member of 'Equal' {aka 'boost::hana::equal_impl<boost::hana::tuple_tag, boost::hana::tuple_tag, void>'}
50 | return Equal::apply(static_cast<X&&>(x), static_cast<Y&&>(y));
| ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../boost/hana/equal.hpp: In instantiation of 'constexpr auto boost::hana::equal_t::operator()(X&&, Y&&) const [with X = boost::hana::tuple<boost::hana::test::injection_result<1, boost::hana::test::injection_result<0, boost::hana::test::ct_eq<0> > > >&; Y = boost::hana::tuple<boost::hana::test::injection_result<1, boost::hana::test::injection_result<0, boost::hana::test::ct_eq<0> > > >&]':
../libs/hana/test/_include/laws/base.hpp:163:28: required from 'static constexpr auto boost::hana::equal_impl<boost::hana::test::InjectionResult, boost::hana::test::InjectionResult>::apply(X, Y) [with X = boost::hana::test::injection_result<2, boost::hana::test::injection_result<1, boost::hana::test::injection_result<0, boost::hana::test::ct_eq<0> > > >; Y = boost::hana::test::injection_result<2, boost::hana::test::injection_result<1, boost::hana::test::injection_result<0, boost::hana::test::ct_eq<0> > > >]'
../boost/hana/equal.hpp:50:28: required from 'constexpr auto boost::hana::equal_t::operator()(X&&, Y&&) const [with X = const boost::hana::test::injection_result<2, boost::hana::test::injection_result<1, boost::hana::test::injection_result<0, boost::hana::test::ct_eq<0> > > >&; Y = const boost::hana::test::injection_result<2, boost::hana::test::injection_result<1, boost::hana::test::injection_result<0, boost::hana::test::ct_eq<0> > > >&]'
../boost/hana/optional.hpp:209:29: required from 'static constexpr auto boost::hana::equal_impl<boost::hana::optional_tag, boost::hana::optional_tag>::apply(const boost::hana::optional<T>&, const boost::hana::optional<U>&) [with T = boost::hana::test::injection_result<2, boost::hana::test::injection_result<1, boost::hana::test::injection_result<0, boost::hana::test::ct_eq<0> > > >; U = boost::hana::test::injection_result<2, boost::hana::test::injection_result<1, boost::hana::test::injection_result<0, boost::hana::test::ct_eq<0> > > >]'
../boost/hana/equal.hpp:50:28: required from 'constexpr auto boost::hana::equal_t::operator()(X&&, Y&&) const [with X = boost::hana::optional<boost::hana::test::injection_result<2, boost::hana::test::injection_result<1, boost::hana::test::injection_result<0, boost::hana::test::ct_eq<0> > > > >; Y = boost::hana::optional<boost::hana::test::injection_result<2, boost::hana::test::injection_result<1, boost::hana::test::injection_result<0, boost::hana::test::ct_eq<0> > > > >]'
../libs/hana/test/_include/laws/monad.hpp:52:17: required from 'boost::hana::test::TestMonad<M, boost::hana::test::laws>::TestMonad(Xs, XXs) [with Xs = boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >; XXs = boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::optional<boost::hana::test::ct_eq<0> > >, boost::hana::optional<boost::hana::optional<> >, boost::hana::optional<boost::hana::optional<boost::hana::test::ct_eq<2> > > >; M = boost::hana::optional_tag]'
../libs/hana/test/_include/laws/monad.hpp:31:35: required from here
../boost/hana/equal.hpp:50:28: error: 'apply' is not a member of 'Equal' {aka 'boost::hana::equal_impl<boost::hana::tuple_tag, boost::hana::tuple_tag, void>'}
../boost/hana/equal.hpp: In instantiation of 'constexpr auto boost::hana::equal_t::operator()(X&&, Y&&) const [with X = boost::hana::tuple<boost::hana::test::ct_eq<0> >&; Y = boost::hana::tuple<boost::hana::test::ct_eq<0> >&]':
../libs/hana/test/_include/laws/base.hpp:163:28: required from 'static constexpr auto boost::hana::equal_impl<boost::hana::test::InjectionResult, boost::hana::test::InjectionResult>::apply(X, Y) [with X = boost::hana::test::injection_result<0, boost::hana::test::ct_eq<0> >; Y = boost::hana::test::injection_result<0, boost::hana::test::ct_eq<0> >]'
../boost/hana/equal.hpp:50:28: required from 'constexpr auto boost::hana::equal_t::operator()(X&&, Y&&) const [with X = const boost::hana::test::injection_result<0, boost::hana::test::ct_eq<0> >&; Y = const boost::hana::test::injection_result<0, boost::hana::test::ct_eq<0> >&]'
../boost/hana/optional.hpp:209:29: required from 'static constexpr auto boost::hana::equal_impl<boost::hana::optional_tag, boost::hana::optional_tag>::apply(const boost::hana::optional<T>&, const boost::hana::optional<U>&) [with T = boost::hana::test::injection_result<0, boost::hana::test::ct_eq<0> >; U = boost::hana::test::injection_result<0, boost::hana::test::ct_eq<0> >]'
../boost/hana/equal.hpp:50:28: required from 'constexpr auto boost::hana::equal_t::operator()(X&&, Y&&) const [with X = boost::hana::optional<boost::hana::test::injection_result<0, boost::hana::test::ct_eq<0> > >; Y = boost::hana::optional<boost::hana::test::injection_result<0, boost::hana::test::ct_eq<0> > >]'
../libs/hana/test/_include/laws/monad.hpp:58:17: required from 'boost::hana::test::TestMonad<M, boost::hana::test::laws>::TestMonad(Xs, XXs) [with Xs = boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >; XXs = boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::optional<boost::hana::test::ct_eq<0> > >, boost::hana::optional<boost::hana::optional<> >, boost::hana::optional<boost::hana::optional<boost::hana::test::ct_eq<2> > > >; M = boost::hana::optional_tag]'
../libs/hana/test/_include/laws/monad.hpp:31:35: required from here
../boost/hana/equal.hpp:50:28: error: 'apply' is not a member of 'Equal' {aka 'boost::hana::equal_impl<boost::hana::tuple_tag, boost::hana::tuple_tag, void>'}
../boost/hana/equal.hpp: In instantiation of 'constexpr auto boost::hana::equal_t::operator()(X&&, Y&&) const [with X = boost::hana::tuple<boost::hana::test::injection_result<1, boost::hana::test::ct_eq<0> > >&; Y = boost::hana::tuple<boost::hana::test::injection_result<1, boost::hana::test::ct_eq<0> > >&]':
../libs/hana/test/_include/laws/base.hpp:163:28: required from 'static constexpr auto boost::hana::equal_impl<boost::hana::test::InjectionResult, boost::hana::test::InjectionResult>::apply(X, Y) [with X = boost::hana::test::injection_result<0, boost::hana::test::injection_result<1, boost::hana::test::ct_eq<0> > >; Y = boost::hana::test::injection_result<0, boost::hana::test::injection_result<1, boost::hana::test::ct_eq<0> > >]'
../boost/hana/equal.hpp:50:28: required from 'constexpr auto boost::hana::equal_t::operator()(X&&, Y&&) const [with X = const boost::hana::test::injection_result<0, boost::hana::test::injection_result<1, boost::hana::test::ct_eq<0> > >&; Y = const boost::hana::test::injection_result<0, boost::hana::test::injection_result<1, boost::hana::test::ct_eq<0> > >&]'
../boost/hana/optional.hpp:209:29: required from 'static constexpr auto boost::hana::equal_impl<boost::hana::optional_tag, boost::hana::optional_tag>::apply(const boost::hana::optional<T>&, const boost::hana::optional<U>&) [with T = boost::hana::test::injection_result<0, boost::hana::test::injection_result<1, boost::hana::test::ct_eq<0> > >; U = boost::hana::test::injection_result<0, boost::hana::test::injection_result<1, boost::hana::test::ct_eq<0> > >]'
../boost/hana/equal.hpp:50:28: required from 'constexpr auto boost::hana::equal_t::operator()(X&&, Y&&) const [with X = boost::hana::optional<boost::hana::test::injection_result<0, boost::hana::test::injection_result<1, boost::hana::test::ct_eq<0> > > >; Y = boost::hana::optional<boost::hana::test::injection_result<0, boost::hana::test::injection_result<1, boost::hana::test::ct_eq<0> > > >]'
../libs/hana/test/_include/laws/monad.hpp:107:17: required from 'boost::hana::test::TestMonad<M, boost::hana::test::laws>::TestMonad(Xs, XXs) [with Xs = boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >; XXs = boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::optional<boost::hana::test::ct_eq<0> > >, boost::hana::optional<boost::hana::optional<> >, boost::hana::optional<boost::hana::optional<boost::hana::test::ct_eq<2> > > >; M = boost::hana::optional_tag]'
../libs/hana/test/_include/laws/monad.hpp:31:35: required from here
../boost/hana/equal.hpp:50:28: error: 'apply' is not a member of 'Equal' {aka 'boost::hana::equal_impl<boost::hana::tuple_tag, boost::hana::tuple_tag, void>'}
In file included from ../boost/hana/detail/operators/logical.hpp:16,
from ../boost/hana/bool.hpp:21:
../boost/hana/fwd/not.hpp: In instantiation of 'struct boost::hana::not_impl<boost::hana::integral_constant_tag<bool>, void>':
../boost/hana/core/default.hpp:26:9: required by substitution of 'template<class Method> struct boost::hana::is_default<Method, decltype ((void)(static_cast<boost::hana::default_>((*(Method*)(0)))))> [with Method = boost::hana::not_impl<boost::hana::integral_constant_tag<bool>, void>]'
../boost/hana/concept/logical.hpp:29:62: required from 'struct boost::hana::Logical<boost::hana::integral_constant_tag<bool> >'
../boost/hana/if.hpp:26:15: required from 'constexpr decltype(auto) boost::hana::if_t::operator()(Cond&&, Then&&, Else&&) const [with Cond = const boost::hana::integral_constant<bool, true>&; Then = boost::hana::test::TestFunctor<boost::hana::optional_tag, boost::hana::test::laws>::TestFunctor<boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >(boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >)::<lambda(auto:76, auto:77)>::<lambda(auto:78)>; Else = boost::hana::test::TestFunctor<boost::hana::optional_tag, boost::hana::test::laws>::TestFunctor<boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >(boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >)::<lambda(auto:76, auto:77)>::<lambda(auto:79)>]'
../libs/hana/test/_include/laws/functor.hpp:49:17: required from 'boost::hana::test::TestFunctor<boost::hana::optional_tag, boost::hana::test::laws>::TestFunctor<boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >(boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >)::<lambda(auto:76, auto:77)> [with auto:76 = boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >; auto:77 = boost::hana::optional<>]'
../boost/hana/functional/partial.hpp:86:43: required from 'constexpr decltype(auto) boost::hana::partial_t<std::integer_sequence<long unsigned int, _Idx ...>, F, X ...>::operator()(Y&& ...) & [with Y = {boost::hana::optional<>&}; long unsigned int ...n = {0}; F = boost::hana::test::TestFunctor<boost::hana::optional_tag, boost::hana::test::laws>::TestFunctor<boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >(boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >)::<lambda(auto:76, auto:77)>; X = {boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >}]'
../boost/hana/for_each.hpp:46:45: [ skipping 3 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
../boost/hana/tuple.hpp:233:32: required from 'static constexpr decltype(auto) boost::hana::unpack_impl<boost::hana::tuple_tag>::apply(Xs&&, F&&) [with Xs = boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >&; F = boost::hana::detail::on_each<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::test::TestFunctor<boost::hana::optional_tag, boost::hana::test::laws>::TestFunctor<boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >(boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >)::<lambda(auto:76, auto:77)>, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >*>]'
../boost/hana/unpack.hpp:47:29: required from 'constexpr decltype(auto) boost::hana::unpack_t::operator()(Xs&&, F&&) const [with Xs = boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >&; F = boost::hana::detail::on_each<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::test::TestFunctor<boost::hana::optional_tag, boost::hana::test::laws>::TestFunctor<boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >(boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >)::<lambda(auto:76, auto:77)>, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >*>]'
../boost/hana/for_each.hpp:56:25: required from 'static constexpr void boost::hana::for_each_impl<T, boost::hana::when<condition> >::apply(Xs&&, F&&) [with Xs = boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >&; F = boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::test::TestFunctor<boost::hana::optional_tag, boost::hana::test::laws>::TestFunctor<boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >(boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >)::<lambda(auto:76, auto:77)>, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >; T = boost::hana::tuple_tag; bool condition = true]'
../boost/hana/for_each.hpp:35:30: required from 'constexpr void boost::hana::for_each_t::operator()(Xs&&, F&&) const [with Xs = boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >&; F = boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::test::TestFunctor<boost::hana::optional_tag, boost::hana::test::laws>::TestFunctor<boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >(boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >)::<lambda(auto:76, auto:77)>, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >]'
../libs/hana/test/_include/laws/functor.hpp:42:27: required from 'boost::hana::test::TestFunctor<F, boost::hana::test::laws>::TestFunctor(Xs, Elements) [with Xs = boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >; Elements = boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >; F = boost::hana::optional_tag]'
../libs/hana/test/_include/laws/functor.hpp:35:37: required from here
../boost/hana/fwd/not.hpp:36:12: error: ambiguous template instantiation for 'struct boost::hana::not_impl<boost::hana::integral_constant_tag<bool>, boost::hana::when<true> >'
36 | struct not_impl : not_impl<L, when<true>> { };
| ^~~~~~~~
In file included from ../boost/hana/concept/logical.hpp:20,
from ../boost/hana/if.hpp:15,
from ../boost/hana/adjust_if.hpp:19,
from ../boost/hana/concept/functor.hpp:15,
from ../boost/hana/transform.hpp:16,
from ../boost/hana/chain.hpp:19,
from ../boost/hana/ap.hpp:15,
from ../libs/hana/test/_include/laws/applicative.hpp:8:
../boost/hana/not.hpp:44:12: note: candidates are: 'template<class L, bool condition> struct boost::hana::not_impl<L, boost::hana::when<condition> > [with L = boost::hana::integral_constant_tag<bool>; bool condition = true]'
44 | struct not_impl<L, when<condition>> : hana::default_ {
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
../boost/hana/not.hpp:65:12: note: 'template<class C> struct boost::hana::not_impl<C, boost::hana::when<(boost::hana::Constant<C>::value && boost::hana::Logical<typename C::value_type>::value)> > [with C = boost::hana::integral_constant_tag<bool>]'
65 | struct not_impl<C, hana::when<
| ^~~~~~~~~~~~~~~~~~~~~~~
66 | hana::Constant<C>::value &&
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~
67 | hana::Logical<typename C::value_type>::value
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
68 | >> {
| ~~
../boost/hana/fwd/not.hpp:36:12: error: invalid use of incomplete type 'struct boost::hana::not_impl<boost::hana::integral_constant_tag<bool>, boost::hana::when<true> >'
36 | struct not_impl : not_impl<L, when<true>> { };
| ^~~~~~~~
../boost/hana/fwd/not.hpp:36:12: note: declaration of 'struct boost::hana::not_impl<boost::hana::integral_constant_tag<bool>, boost::hana::when<true> >'
In file included from ../boost/hana/while.hpp:13,
from ../boost/hana/concept/logical.hpp:21:
../boost/hana/fwd/while.hpp: In instantiation of 'struct boost::hana::while_impl<boost::hana::integral_constant_tag<bool>, void>':
../boost/hana/core/default.hpp:26:9: required by substitution of 'template<class Method> struct boost::hana::is_default<Method, decltype ((void)(static_cast<boost::hana::default_>((*(Method*)(0)))))> [with Method = boost::hana::while_impl<boost::hana::integral_constant_tag<bool>, void>]'
../boost/hana/concept/logical.hpp:30:64: required from 'struct boost::hana::Logical<boost::hana::integral_constant_tag<bool> >'
../boost/hana/if.hpp:26:15: required from 'constexpr decltype(auto) boost::hana::if_t::operator()(Cond&&, Then&&, Else&&) const [with Cond = const boost::hana::integral_constant<bool, true>&; Then = boost::hana::test::TestFunctor<boost::hana::optional_tag, boost::hana::test::laws>::TestFunctor<boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >(boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >)::<lambda(auto:76, auto:77)>::<lambda(auto:78)>; Else = boost::hana::test::TestFunctor<boost::hana::optional_tag, boost::hana::test::laws>::TestFunctor<boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >(boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >)::<lambda(auto:76, auto:77)>::<lambda(auto:79)>]'
../libs/hana/test/_include/laws/functor.hpp:49:17: required from 'boost::hana::test::TestFunctor<boost::hana::optional_tag, boost::hana::test::laws>::TestFunctor<boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >(boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >)::<lambda(auto:76, auto:77)> [with auto:76 = boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >; auto:77 = boost::hana::optional<>]'
../boost/hana/functional/partial.hpp:86:43: required from 'constexpr decltype(auto) boost::hana::partial_t<std::integer_sequence<long unsigned int, _Idx ...>, F, X ...>::operator()(Y&& ...) & [with Y = {boost::hana::optional<>&}; long unsigned int ...n = {0}; F = boost::hana::test::TestFunctor<boost::hana::optional_tag, boost::hana::test::laws>::TestFunctor<boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >(boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >)::<lambda(auto:76, auto:77)>; X = {boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >}]'
../boost/hana/for_each.hpp:46:45: [ skipping 3 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
../boost/hana/tuple.hpp:233:32: required from 'static constexpr decltype(auto) boost::hana::unpack_impl<boost::hana::tuple_tag>::apply(Xs&&, F&&) [with Xs = boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >&; F = boost::hana::detail::on_each<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::test::TestFunctor<boost::hana::optional_tag, boost::hana::test::laws>::TestFunctor<boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >(boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >)::<lambda(auto:76, auto:77)>, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >*>]'
../boost/hana/unpack.hpp:47:29: required from 'constexpr decltype(auto) boost::hana::unpack_t::operator()(Xs&&, F&&) const [with Xs = boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >&; F = boost::hana::detail::on_each<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::test::TestFunctor<boost::hana::optional_tag, boost::hana::test::laws>::TestFunctor<boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >(boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >)::<lambda(auto:76, auto:77)>, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >*>]'
../boost/hana/for_each.hpp:56:25: required from 'static constexpr void boost::hana::for_each_impl<T, boost::hana::when<condition> >::apply(Xs&&, F&&) [with Xs = boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >&; F = boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::test::TestFunctor<boost::hana::optional_tag, boost::hana::test::laws>::TestFunctor<boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >(boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >)::<lambda(auto:76, auto:77)>, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >; T = boost::hana::tuple_tag; bool condition = true]'
../boost/hana/for_each.hpp:35:30: required from 'constexpr void boost::hana::for_each_t::operator()(Xs&&, F&&) const [with Xs = boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >&; F = boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::test::TestFunctor<boost::hana::optional_tag, boost::hana::test::laws>::TestFunctor<boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >(boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >)::<lambda(auto:76, auto:77)>, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >]'
../libs/hana/test/_include/laws/functor.hpp:42:27: required from 'boost::hana::test::TestFunctor<F, boost::hana::test::laws>::TestFunctor(Xs, Elements) [with Xs = boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >; Elements = boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >; F = boost::hana::optional_tag]'
../libs/hana/test/_include/laws/functor.hpp:35:37: required from here
../boost/hana/fwd/while.hpp:60:12: error: ambiguous template instantiation for 'struct boost::hana::while_impl<boost::hana::integral_constant_tag<bool>, boost::hana::when<true> >'
60 | struct while_impl : while_impl<L, when<true>> { };
| ^~~~~~~~~~
../boost/hana/while.hpp:49:12: note: candidates are: 'template<class L, bool condition> struct boost::hana::while_impl<L, boost::hana::when<condition> > [with L = boost::hana::integral_constant_tag<bool>; bool condition = true]'
49 | struct while_impl<L, hana::when<condition>> : hana::default_ {
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../boost/hana/while.hpp:76:12: note: 'template<class C> struct boost::hana::while_impl<C, boost::hana::when<(boost::hana::Constant<C>::value && boost::hana::Logical<typename C::value_type>::value)> > [with C = boost::hana::integral_constant_tag<bool>]'
76 | struct while_impl<C, hana::when<
| ^~~~~~~~~~~~~~~~~~~~~~~~~
77 | hana::Constant<C>::value &&
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~
78 | hana::Logical<typename C::value_type>::value
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
79 | >> {
| ~~
../boost/hana/fwd/while.hpp:60:12: error: invalid use of incomplete type 'struct boost::hana::while_impl<boost::hana::integral_constant_tag<bool>, boost::hana::when<true> >'
60 | struct while_impl : while_impl<L, when<true>> { };
| ^~~~~~~~~~
../boost/hana/fwd/while.hpp:60:12: note: declaration of 'struct boost::hana::while_impl<boost::hana::integral_constant_tag<bool>, boost::hana::when<true> >'
../boost/hana/fwd/equal.hpp: In instantiation of 'struct boost::hana::equal_impl<boost::hana::test::Integer<(boost::hana::test::Policy)17, void>, boost::hana::test::Integer<(boost::hana::test::Policy)17, void>, void>':
../boost/hana/equal.hpp:50:28: required from 'constexpr auto boost::hana::equal_t::operator()(X&&, Y&&) const [with X = const boost::hana::test::ct_eq<0>&; Y = const boost::hana::test::ct_eq<0>&]'
../boost/hana/optional.hpp:209:29: required from 'static constexpr auto boost::hana::equal_impl<boost::hana::optional_tag, boost::hana::optional_tag>::apply(const boost::hana::optional<T>&, const boost::hana::optional<U>&) [with T = boost::hana::test::ct_eq<0>; U = boost::hana::test::ct_eq<0>]'
../boost/hana/equal.hpp:50:28: required from 'constexpr auto boost::hana::equal_t::operator()(X&&, Y&&) const [with X = boost::hana::optional<boost::hana::test::ct_eq<0> >; Y = boost::hana::optional<boost::hana::test::ct_eq<0> >&]'
../libs/hana/test/_include/laws/functor.hpp:49:17: required from 'boost::hana::test::TestFunctor<boost::hana::optional_tag, boost::hana::test::laws>::TestFunctor<boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >(boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >)::<lambda(auto:76, auto:77)> [with auto:76 = boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >; auto:77 = boost::hana::optional<boost::hana::test::ct_eq<0> >]'
../boost/hana/functional/partial.hpp:86:43: required from 'constexpr decltype(auto) boost::hana::partial_t<std::integer_sequence<long unsigned int, _Idx ...>, F, X ...>::operator()(Y&& ...) & [with Y = {boost::hana::optional<boost::hana::test::ct_eq<0> >&}; long unsigned int ...n = {0}; F = boost::hana::test::TestFunctor<boost::hana::optional_tag, boost::hana::test::laws>::TestFunctor<boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >(boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >)::<lambda(auto:76, auto:77)>; X = {boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >}]'
../boost/hana/for_each.hpp:46:45: [ skipping 3 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
../boost/hana/tuple.hpp:233:32: required from 'static constexpr decltype(auto) boost::hana::unpack_impl<boost::hana::tuple_tag>::apply(Xs&&, F&&) [with Xs = boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >&; F = boost::hana::detail::on_each<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::test::TestFunctor<boost::hana::optional_tag, boost::hana::test::laws>::TestFunctor<boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >(boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >)::<lambda(auto:76, auto:77)>, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >*>]'
../boost/hana/unpack.hpp:47:29: required from 'constexpr decltype(auto) boost::hana::unpack_t::operator()(Xs&&, F&&) const [with Xs = boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >&; F = boost::hana::detail::on_each<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::test::TestFunctor<boost::hana::optional_tag, boost::hana::test::laws>::TestFunctor<boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >(boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >)::<lambda(auto:76, auto:77)>, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >*>]'
../boost/hana/for_each.hpp:56:25: required from 'static constexpr void boost::hana::for_each_impl<T, boost::hana::when<condition> >::apply(Xs&&, F&&) [with Xs = boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >&; F = boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::test::TestFunctor<boost::hana::optional_tag, boost::hana::test::laws>::TestFunctor<boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >(boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >)::<lambda(auto:76, auto:77)>, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >; T = boost::hana::tuple_tag; bool condition = true]'
../boost/hana/for_each.hpp:35:30: required from 'constexpr void boost::hana::for_each_t::operator()(Xs&&, F&&) const [with Xs = boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >&; F = boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::test::TestFunctor<boost::hana::optional_tag, boost::hana::test::laws>::TestFunctor<boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >(boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >)::<lambda(auto:76, auto:77)>, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >]'
../libs/hana/test/_include/laws/functor.hpp:42:27: required from 'boost::hana::test::TestFunctor<F, boost::hana::test::laws>::TestFunctor(Xs, Elements) [with Xs = boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >; Elements = boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >; F = boost::hana::optional_tag]'
../libs/hana/test/_include/laws/functor.hpp:35:37: required from here
../boost/hana/fwd/equal.hpp:69:12: error: ambiguous template instantiation for 'struct boost::hana::equal_impl<boost::hana::test::Integer<(boost::hana::test::Policy)17, void>, boost::hana::test::Integer<(boost::hana::test::Policy)17, void>, boost::hana::when<true> >'
69 | struct equal_impl : equal_impl<T, U, when<true>> { };
| ^~~~~~~~~~
../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::test::Integer<(boost::hana::test::Policy)17, void>; U = boost::hana::test::Integer<(boost::hana::test::Policy)17, void>; 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::test::Integer<(boost::hana::test::Policy)17, void>]'
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::test::Integer<(boost::hana::test::Policy)17, void>, boost::hana::test::Integer<(boost::hana::test::Policy)17, void>, 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::test::Integer<(boost::hana::test::Policy)17, void>, boost::hana::test::Integer<(boost::hana::test::Policy)17, void>, boost::hana::when<true> >'
../boost/hana/equal.hpp: In instantiation of 'constexpr auto boost::hana::equal_t::operator()(X&&, Y&&) const [with X = const boost::hana::test::ct_eq<0>&; Y = const boost::hana::test::ct_eq<0>&]':
../boost/hana/optional.hpp:209:29: required from 'static constexpr auto boost::hana::equal_impl<boost::hana::optional_tag, boost::hana::optional_tag>::apply(const boost::hana::optional<T>&, const boost::hana::optional<U>&) [with T = boost::hana::test::ct_eq<0>; U = boost::hana::test::ct_eq<0>]'
../boost/hana/equal.hpp:50:28: required from 'constexpr auto boost::hana::equal_t::operator()(X&&, Y&&) const [with X = boost::hana::optional<boost::hana::test::ct_eq<0> >; Y = boost::hana::optional<boost::hana::test::ct_eq<0> >&]'
../libs/hana/test/_include/laws/functor.hpp:49:17: required from 'boost::hana::test::TestFunctor<boost::hana::optional_tag, boost::hana::test::laws>::TestFunctor<boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >(boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >)::<lambda(auto:76, auto:77)> [with auto:76 = boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >; auto:77 = boost::hana::optional<boost::hana::test::ct_eq<0> >]'
../boost/hana/functional/partial.hpp:86:43: required from 'constexpr decltype(auto) boost::hana::partial_t<std::integer_sequence<long unsigned int, _Idx ...>, F, X ...>::operator()(Y&& ...) & [with Y = {boost::hana::optional<boost::hana::test::ct_eq<0> >&}; long unsigned int ...n = {0}; F = boost::hana::test::TestFunctor<boost::hana::optional_tag, boost::hana::test::laws>::TestFunctor<boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >(boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >)::<lambda(auto:76, auto:77)>; X = {boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >}]'
../boost/hana/for_each.hpp:46:45: required from 'constexpr void boost::hana::detail::on_each<F>::operator()(Xs&& ...) const [with Xs = {boost::hana::optional<>&, boost::hana::optional<boost::hana::test::ct_eq<0> >&, boost::hana::optional<boost::hana::test::ct_eq<1> >&, boost::hana::optional<boost::hana::test::ct_eq<2> >&}; F = boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::test::TestFunctor<boost::hana::optional_tag, boost::hana::test::laws>::TestFunctor<boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >(boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >)::<lambda(auto:76, auto:77)>, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >*]'
../boost/hana/basic_tuple.hpp:125:39: [ skipping 2 instantiation contexts, use -ftemplate-backtrace-limit=0 to disable ]
../boost/hana/tuple.hpp:233:32: required from 'static constexpr decltype(auto) boost::hana::unpack_impl<boost::hana::tuple_tag>::apply(Xs&&, F&&) [with Xs = boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >&; F = boost::hana::detail::on_each<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::test::TestFunctor<boost::hana::optional_tag, boost::hana::test::laws>::TestFunctor<boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >(boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >)::<lambda(auto:76, auto:77)>, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >*>]'
../boost/hana/unpack.hpp:47:29: required from 'constexpr decltype(auto) boost::hana::unpack_t::operator()(Xs&&, F&&) const [with Xs = boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >&; F = boost::hana::detail::on_each<boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::test::TestFunctor<boost::hana::optional_tag, boost::hana::test::laws>::TestFunctor<boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >(boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >)::<lambda(auto:76, auto:77)>, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >*>]'
../boost/hana/for_each.hpp:56:25: required from 'static constexpr void boost::hana::for_each_impl<T, boost::hana::when<condition> >::apply(Xs&&, F&&) [with Xs = boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >&; F = boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::test::TestFunctor<boost::hana::optional_tag, boost::hana::test::laws>::TestFunctor<boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >(boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >)::<lambda(auto:76, auto:77)>, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >; T = boost::hana::tuple_tag; bool condition = true]'
../boost/hana/for_each.hpp:35:30: required from 'constexpr void boost::hana::for_each_t::operator()(Xs&&, F&&) const [with Xs = boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >&; F = boost::hana::partial_t<std::integer_sequence<long unsigned int, 0>, boost::hana::test::TestFunctor<boost::hana::optional_tag, boost::hana::test::laws>::TestFunctor<boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >(boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >)::<lambda(auto:76, auto:77)>, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >]'
../libs/hana/test/_include/laws/functor.hpp:42:27: required from 'boost::hana::test::TestFunctor<F, boost::hana::test::laws>::TestFunctor(Xs, Elements) [with Xs = boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >; Elements = boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >; F = boost::hana::optional_tag]'
../libs/hana/test/_include/laws/functor.hpp:35:37: required from here
../boost/hana/equal.hpp:50:28: error: 'apply' is not a member of 'Equal' {aka 'boost::hana::equal_impl<boost::hana::test::Integer<(boost::hana::test::Policy)17, void>, boost::hana::test::Integer<(boost::hana::test::Policy)17, void>, void>'}
50 | return Equal::apply(static_cast<X&&>(x), static_cast<Y&&>(y));
| ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../boost/hana/fwd/equal.hpp: In instantiation of 'struct boost::hana::equal_impl<boost::hana::test::Integer<(boost::hana::test::Policy)49, void>, boost::hana::test::Integer<(boost::hana::test::Policy)49, void>, void>':
../boost/hana/equal.hpp:50:28: required from 'constexpr auto boost::hana::equal_t::operator()(X&&, Y&&) const [with X = const boost::hana::test::_constant<0>&; Y = const boost::hana::test::_constant<0>&]'
../boost/hana/optional.hpp:209:29: required from 'static constexpr auto boost::hana::equal_impl<boost::hana::optional_tag, boost::hana::optional_tag>::apply(const boost::hana::optional<T>&, const boost::hana::optional<U>&) [with T = boost::hana::test::_constant<0>; U = boost::hana::test::_constant<0>]'
../boost/hana/equal.hpp:50:28: required from 'constexpr auto boost::hana::equal_t::operator()(X&&, Y&&) const [with X = boost::hana::optional<boost::hana::test::_constant<0> >; Y = boost::hana::optional<boost::hana::test::_constant<0> >]'
../libs/hana/test/_include/laws/functor.hpp:89:17: required from 'boost::hana::test::TestFunctor<boost::hana::optional_tag, boost::hana::test::laws>::TestFunctor<boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >(boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >)::<lambda(auto:76, auto:77)> [with auto:76 = boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >; auto:77 = boost::hana::optional<boost::hana::test::ct_eq<0> >]'
../boost/hana/functional/partial.hpp:86:43: required from 'constexpr decltype(auto) boost::hana::partial_t<std::integer_sequence<long unsigned int, _Idx ...>, F, X ...>::operator()(Y&& ...) & [with Y = {boost::hana::optional<boost::hana::test::ct_eq<0> >&}; long unsigned int ...n = {0}; F = boost::hana::test::TestFunctor<boost::hana::optional_tag, boost::hana::test::laws>::TestFunctor<boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> > >(boost::hana::tuple<boost::hana::optional<>, boost::hana::optional<boost::hana::test::ct_eq<0> >, boost::hana::optional<boost::hana::test::ct_eq<1> >, boost::hana::optional<boost::hana::test::ct_eq<2> > >, boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >)::<lambda(auto:76, auto:77)>; X = {boost::hana::tuple<boost::hana::test::ct_eq<0>, boost::hana::test::ct_eq<2>, boost::hana::test::ct_eq<3> >}]'
../boost/hana/for_each.hp...
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