1// Copyright Louis Dionne 2013-2022
2// Distributed under the Boost Software License, Version 1.0.
3// (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
4
5#include <boost/hana/assert.hpp>
6#include <boost/hana/equal.hpp>
7#include <boost/hana/ext/std/tuple.hpp>
8#include <boost/hana/lift.hpp>
9
10#include <tuple>
11namespace hana = boost::hana;
12
13
14int main() {
15 // Make sure we workaround the bug at:
16 // http://llvm.org/bugs/show_bug.cgi?id=19616
17 BOOST_HANA_CONSTEXPR_CHECK(hana::equal(
18 hana::lift<hana::ext::std::tuple_tag>(std::make_tuple(1)),
19 std::make_tuple(std::make_tuple(1))
20 ));
21}
22

source code of boost/libs/hana/test/ext/std/bugs/libcxx_19616.cpp