forked from OSchip/llvm-project
61 lines
1.6 KiB
C++
61 lines
1.6 KiB
C++
//===----------------------------------------------------------------------===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is dual licensed under the MIT and the University of Illinois Open
|
|
// Source Licenses. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
// <tuple>
|
|
|
|
// template <class... Types> class tuple;
|
|
|
|
// template <class... Types>
|
|
// void swap(tuple<Types...>& x, tuple<Types...>& y);
|
|
|
|
#include <tuple>
|
|
#include <cassert>
|
|
|
|
#include "../MoveOnly.h"
|
|
|
|
int main()
|
|
{
|
|
{
|
|
typedef std::tuple<> T;
|
|
T t0;
|
|
T t1;
|
|
swap(t0, t1);
|
|
}
|
|
{
|
|
typedef std::tuple<MoveOnly> T;
|
|
T t0(MoveOnly(0));
|
|
T t1(MoveOnly(1));
|
|
swap(t0, t1);
|
|
assert(std::get<0>(t0) == 1);
|
|
assert(std::get<0>(t1) == 0);
|
|
}
|
|
{
|
|
typedef std::tuple<MoveOnly, MoveOnly> T;
|
|
T t0(MoveOnly(0), MoveOnly(1));
|
|
T t1(MoveOnly(2), MoveOnly(3));
|
|
swap(t0, t1);
|
|
assert(std::get<0>(t0) == 2);
|
|
assert(std::get<1>(t0) == 3);
|
|
assert(std::get<0>(t1) == 0);
|
|
assert(std::get<1>(t1) == 1);
|
|
}
|
|
{
|
|
typedef std::tuple<MoveOnly, MoveOnly, MoveOnly> T;
|
|
T t0(MoveOnly(0), MoveOnly(1), MoveOnly(2));
|
|
T t1(MoveOnly(3), MoveOnly(4), MoveOnly(5));
|
|
swap(t0, t1);
|
|
assert(std::get<0>(t0) == 3);
|
|
assert(std::get<1>(t0) == 4);
|
|
assert(std::get<2>(t0) == 5);
|
|
assert(std::get<0>(t1) == 0);
|
|
assert(std::get<1>(t1) == 1);
|
|
assert(std::get<2>(t1) == 2);
|
|
}
|
|
}
|