1 //===----------------------------------------------------------------------===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is dual licensed under the MIT and the University of Illinois Open
6 // Source Licenses. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 
10 // <memory>
11 
12 // template <class OuterAlloc, class... InnerAllocs>
13 //   class scoped_allocator_adaptor
14 
15 // scoped_allocator_adaptor(const scoped_allocator_adaptor& other);
16 
17 #include <scoped_allocator>
18 #include <cassert>
19 
20 #include "../allocators.h"
21 
22 int main()
23 {
24 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
25 
26     {
27         typedef std::scoped_allocator_adaptor<A1<int>> A;
28         A a1(A1<int>(3));
29         A1<int>::copy_called = false;
30         A1<int>::move_called = false;
31         A a2 = a1;
32         assert(A1<int>::copy_called == true);
33         assert(A1<int>::move_called == false);
34         assert(a2 == a1);
35     }
36     {
37         typedef std::scoped_allocator_adaptor<A1<int>, A2<int>> A;
38         A a1(A1<int>(4), A2<int>(5));
39         A1<int>::copy_called = false;
40         A1<int>::move_called = false;
41         A2<int>::copy_called = false;
42         A2<int>::move_called = false;
43         A a2 = a1;
44         assert(A1<int>::copy_called == true);
45         assert(A1<int>::move_called == false);
46         assert(A2<int>::copy_called == true);
47         assert(A2<int>::move_called == false);
48         assert(a2 == a1);
49     }
50     {
51         typedef std::scoped_allocator_adaptor<A1<int>, A2<int>, A3<int>> A;
52         A a1(A1<int>(4), A2<int>(5), A3<int>(6));
53         A1<int>::copy_called = false;
54         A1<int>::move_called = false;
55         A2<int>::copy_called = false;
56         A2<int>::move_called = false;
57         A3<int>::copy_called = false;
58         A3<int>::move_called = false;
59         A a2 = a1;
60         assert(A1<int>::copy_called == true);
61         assert(A1<int>::move_called == false);
62         assert(A2<int>::copy_called == true);
63         assert(A2<int>::move_called == false);
64         assert(A3<int>::copy_called == true);
65         assert(A3<int>::move_called == false);
66         assert(a2 == a1);
67     }
68 
69 #endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
70 }
71