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// <memory>
12
13// template <class OuterAlloc, class... InnerAllocs>
14// class scoped_allocator_adaptor
15
16// scoped_allocator_adaptor& operator=(const scoped_allocator_adaptor&& other);
17
18#include <scoped_allocator>
19#include <cassert>
20
21#include "test_macros.h"
22#include "allocators.h"
23
24int main(int, char**) {
25 {
26 typedef std::scoped_allocator_adaptor<A1<int>> A;
27 A a1(A1<int>(3));
28 A aN;
29 A1<int>::copy_called = false;
30 A1<int>::move_called = false;
31 aN = std::move(a1);
32 assert(A1<int>::copy_called == false);
33 assert(A1<int>::move_called == true);
34 assert(aN == a1);
35 }
36 {
37 typedef std::scoped_allocator_adaptor<A1<int>, A2<int>> A;
38 A a1(A1<int>(4), A2<int>(5));
39 A aN;
40 A1<int>::copy_called = false;
41 A1<int>::move_called = false;
42 A2<int>::copy_called = false;
43 A2<int>::move_called = false;
44 aN = std::move(a1);
45 assert(A1<int>::copy_called == false);
46 assert(A1<int>::move_called == true);
47 assert(A2<int>::copy_called == false);
48 assert(A2<int>::move_called == true);
49 assert(aN == a1);
50 }
51 {
52 typedef std::scoped_allocator_adaptor<A1<int>, A2<int>, A3<int>> A;
53 A a1(A1<int>(4), A2<int>(5), A3<int>(6));
54 A aN;
55 A1<int>::copy_called = false;
56 A1<int>::move_called = false;
57 A2<int>::copy_called = false;
58 A2<int>::move_called = false;
59 A3<int>::copy_called = false;
60 A3<int>::move_called = false;
61 aN = std::move(a1);
62 assert(A1<int>::copy_called == false);
63 assert(A1<int>::move_called == true);
64 assert(A2<int>::copy_called == false);
65 assert(A2<int>::move_called == true);
66 assert(A3<int>::copy_called == false);
67 assert(A3<int>::move_called == true);
68 assert(aN == a1);
69 }
70
71 return 0;
72}
73

source code of libcxx/test/std/utilities/allocator.adaptor/scoped.adaptor.operators/move_assign.pass.cpp