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 // inner_allocator_type& inner_allocator();
16 // const inner_allocator_type& inner_allocator() const;
17 
18 #include <scoped_allocator>
19 #include <cassert>
20 
21 #include "allocators.h"
22 
main()23 int main()
24 {
25 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
26 
27     {
28         typedef std::scoped_allocator_adaptor<A1<int>> A;
29         A a(A1<int>(5));
30         assert(a.inner_allocator() == a);
31     }
32     {
33         typedef std::scoped_allocator_adaptor<A1<int>, A2<int>> A;
34         A a(A1<int>(5), A2<int>(6));
35         assert(a.inner_allocator() == std::scoped_allocator_adaptor<A2<int>>(A2<int>(6)));
36     }
37     {
38         typedef std::scoped_allocator_adaptor<A1<int>, A2<int>, A3<int>> A;
39         A a(A1<int>(5), A2<int>(6), A3<int>(8));
40         assert((a.inner_allocator() ==
41             std::scoped_allocator_adaptor<A2<int>, A3<int>>(A2<int>(6), A3<int>(8))));
42     }
43 
44 #endif  // _LIBCPP_HAS_NO_RVALUE_REFERENCES
45 }
46