1//===----------------------------------------------------------------------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9// <queue>
10
11// void swap(priority_queue& c)
12// noexcept(__is_nothrow_swappable<container_type>::value &&
13// __is_nothrow_swappable<Compare>::value);
14
15// This tests a conforming extension
16
17// UNSUPPORTED: c++03
18
19#include <queue>
20#include <utility>
21#include <cassert>
22
23#include "test_macros.h"
24#include "MoveOnly.h"
25
26int main(int, char**) {
27 {
28 typedef std::priority_queue<MoveOnly> C;
29 static_assert(noexcept(swap(a&: std::declval<C&>(), b&: std::declval<C&>())), "");
30 }
31
32 return 0;
33}
34

source code of libcxx/test/std/containers/container.adaptors/priority.queue/priqueue.special/swap_noexcept.pass.cpp