96 lines
2.2 KiB
C++
Executable File
96 lines
2.2 KiB
C++
Executable File
// Copyright 2020 Peter Dimov.
|
|
// Distributed under the Boost Software License, Version 1.0.
|
|
// https://www.boost.org/LICENSE_1_0.txt
|
|
|
|
#if defined(_MSC_VER) && _MSC_VER < 1910
|
|
# pragma warning(disable: 4503) // decorated name length exceeded
|
|
#endif
|
|
|
|
#include <boost/variant2/variant.hpp>
|
|
#include <boost/core/lightweight_test_trait.hpp>
|
|
#include <boost/config.hpp>
|
|
#include <boost/config/workaround.hpp>
|
|
|
|
#include <boost/mp11.hpp>
|
|
using namespace boost::mp11;
|
|
|
|
//
|
|
|
|
struct D
|
|
{
|
|
~D() noexcept {}
|
|
};
|
|
|
|
struct CC1
|
|
{
|
|
CC1( CC1 const& ) noexcept {}
|
|
};
|
|
|
|
struct CC2
|
|
{
|
|
CC2( CC2 const& ) = delete;
|
|
};
|
|
|
|
struct MC1
|
|
{
|
|
MC1( MC1 && ) noexcept {}
|
|
};
|
|
|
|
struct MC2
|
|
{
|
|
MC2( MC2 && ) = delete;
|
|
};
|
|
|
|
struct CA1
|
|
{
|
|
CA1& operator=( CA1 const& ) noexcept { return *this; }
|
|
};
|
|
|
|
struct CA2
|
|
{
|
|
CA2& operator=( CA2 const& ) = delete;
|
|
};
|
|
|
|
struct MA1
|
|
{
|
|
MA1& operator=( MA1 && ) noexcept { return *this; }
|
|
};
|
|
|
|
struct MA2
|
|
{
|
|
MA2& operator=( MA2 && ) = delete;
|
|
};
|
|
|
|
using namespace boost::variant2;
|
|
namespace v2d = boost::variant2::detail;
|
|
|
|
struct test
|
|
{
|
|
template<class... T> void operator()( mp_list<T...> ) const noexcept
|
|
{
|
|
using U = mp_inherit<T...>;
|
|
|
|
#if !BOOST_WORKAROUND( __GNUC__, < 5 )
|
|
|
|
BOOST_TEST_EQ( v2d::is_trivially_copy_constructible<variant<U>>::value, v2d::is_trivially_copy_constructible<U>::value );
|
|
BOOST_TEST_EQ( v2d::is_trivially_copy_assignable<variant<U>>::value, std::is_trivially_destructible<U>::value && v2d::is_trivially_copy_constructible<U>::value && v2d::is_trivially_copy_assignable<U>::value );
|
|
|
|
#endif
|
|
|
|
BOOST_TEST_EQ( std::is_trivially_destructible<variant<U>>::value, std::is_trivially_destructible<U>::value );
|
|
|
|
#if !BOOST_WORKAROUND(BOOST_LIBSTDCXX_VERSION, < 50000)
|
|
|
|
BOOST_TEST_EQ( v2d::is_trivially_move_constructible<variant<U>>::value, v2d::is_trivially_move_constructible<U>::value );
|
|
BOOST_TEST_EQ( v2d::is_trivially_move_assignable<variant<U>>::value, std::is_trivially_destructible<U>::value && v2d::is_trivially_move_constructible<U>::value && v2d::is_trivially_move_assignable<U>::value );
|
|
|
|
#endif
|
|
}
|
|
};
|
|
|
|
int main()
|
|
{
|
|
mp_for_each< mp_power_set< mp_list<D, CC1, CC2, MC1, MC2, CA1, CA2, MA1, MA2> > >( test() );
|
|
return boost::report_errors();
|
|
}
|