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//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// <utility>
// template <class T1, class T2> struct pair
// tuple_size<pair<T1, T2> >::value
#include <utility>
#include "test_macros.h"
int main(int, char**)
{
{
typedef std::pair<int, short> P1;
static_assert((std::tuple_size<P1>::value == 2), "");
}
{
typedef std::pair<int, short> const P1;
static_assert((std::tuple_size<P1>::value == 2), "");
}
{
typedef std::pair<int, short> volatile P1;
static_assert((std::tuple_size<P1>::value == 2), "");
}
{
typedef std::pair<int, short> const volatile P1;
static_assert((std::tuple_size<P1>::value == 2), "");
}
return 0;
}
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