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
19 #include <scoped_allocator>
20 #include <cassert>
21
22 #include "test_macros.h"
23 #include "allocators.h"
24
main(int,char **)25 int main(int, char**)
26 {
27 {
28 typedef std::scoped_allocator_adaptor<A1<int>> A;
29 A a1(A1<int>(3));
30 A aN;
31 A1<int>::copy_called = false;
32 A1<int>::move_called = false;
33 aN = a1;
34 assert(A1<int>::copy_called == true);
35 assert(A1<int>::move_called == false);
36 assert(aN == a1);
37 }
38 {
39 typedef std::scoped_allocator_adaptor<A1<int>, A2<int>> A;
40 A a1(A1<int>(4), A2<int>(5));
41 A aN;
42 A1<int>::copy_called = false;
43 A1<int>::move_called = false;
44 A2<int>::copy_called = false;
45 A2<int>::move_called = false;
46 aN = a1;
47 assert(A1<int>::copy_called == true);
48 assert(A1<int>::move_called == false);
49 assert(A2<int>::copy_called == true);
50 assert(A2<int>::move_called == false);
51 assert(aN == a1);
52 }
53 {
54 typedef std::scoped_allocator_adaptor<A1<int>, A2<int>, A3<int>> A;
55 A a1(A1<int>(4), A2<int>(5), A3<int>(6));
56 A aN;
57 A1<int>::copy_called = false;
58 A1<int>::move_called = false;
59 A2<int>::copy_called = false;
60 A2<int>::move_called = false;
61 A3<int>::copy_called = false;
62 A3<int>::move_called = false;
63 aN = a1;
64 assert(A1<int>::copy_called == true);
65 assert(A1<int>::move_called == false);
66 assert(A2<int>::copy_called == true);
67 assert(A2<int>::move_called == false);
68 assert(A3<int>::copy_called == true);
69 assert(A3<int>::move_called == false);
70 assert(aN == a1);
71 }
72
73 return 0;
74 }
75