AimRT/_deps/boost-src/libs/hana/test/tuple/empty_member.cpp
2025-01-12 20:40:48 +08:00

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// Copyright Louis Dionne 2013-2022
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
#include <boost/hana/tuple.hpp>
namespace hana = boost::hana;
struct A { };
struct B { };
int main() {
{
using T = hana::tuple<int, A>;
static_assert(sizeof(T) == sizeof(int), "");
}
{
using T = hana::tuple<A, int>;
static_assert(sizeof(T) == sizeof(int), "");
}
{
using T = hana::tuple<A, int, B>;
static_assert(sizeof(T) == sizeof(int), "");
}
{
using T = hana::tuple<A, B, int>;
static_assert(sizeof(T) == sizeof(int), "");
}
{
using T = hana::tuple<int, A, B>;
static_assert(sizeof(T) == sizeof(int), "");
}
}