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 // template <class OuterA1, class OuterA2, class... InnerAllocs>
16 //     bool
17 //     operator==(const scoped_allocator_adaptor<OuterA1, InnerAllocs...>& a,
18 //                const scoped_allocator_adaptor<OuterA2, InnerAllocs...>& b);
19 //
20 // template <class OuterA1, class OuterA2, class... InnerAllocs>
21 //     bool
22 //     operator!=(const scoped_allocator_adaptor<OuterA1, InnerAllocs...>& a,
23 //                const scoped_allocator_adaptor<OuterA2, InnerAllocs...>& b);
24 
25 #include <scoped_allocator>
26 #include <cassert>
27 
28 #include "../allocators.h"
29 
30 int main()
31 {
32 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
33 
34     {
35         typedef std::scoped_allocator_adaptor<A1<int>> A;
36         A a1(A1<int>(3));
37         A a2 = a1;
38         assert(a2 == a1);
39         assert(!(a2 != a1));
40     }
41     {
42         typedef std::scoped_allocator_adaptor<A1<int>, A2<int>> A;
43         A a1(A1<int>(4), A2<int>(5));
44         A a2 = a1;
45         assert(a2 == a1);
46         assert(!(a2 != a1));
47     }
48     {
49         typedef std::scoped_allocator_adaptor<A1<int>, A2<int>, A3<int>> A;
50         A a1(A1<int>(4), A2<int>(5), A3<int>(6));
51         A a2 = a1;
52         assert(a2 == a1);
53         assert(!(a2 != a1));
54     }
55     {
56         typedef std::scoped_allocator_adaptor<A1<int>, A2<int>, A3<int>> A;
57         A a1(A1<int>(4), A2<int>(5), A3<int>(6));
58         A a2(A1<int>(4), A2<int>(5), A3<int>(5));
59         assert(a2 != a1);
60         assert(!(a2 == a1));
61     }
62 
63 #endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
64 }
65