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 // UNSUPPORTED: c++03
10 
11 // <queue>
12 
13 // priority_queue& operator=(priority_queue&& q);
14 
15 #include <queue>
16 #include <cassert>
17 
18 #include "test_macros.h"
19 #include "MoveOnly.h"
20 
21 
22 template <class C>
23 C
make(int n)24 make(int n)
25 {
26     C c;
27     for (int i = 0; i < n; ++i)
28         c.push_back(MoveOnly(i));
29     return c;
30 }
31 
32 
main(int,char **)33 int main(int, char**)
34 {
35     std::priority_queue<MoveOnly> qo(std::less<MoveOnly>(), make<std::vector<MoveOnly> >(5));
36     std::priority_queue<MoveOnly> q;
37     q = std::move(qo);
38     assert(q.size() == 5);
39     assert(q.top() == MoveOnly(4));
40 
41   return 0;
42 }
43