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 // template <class OuterA2>
17 // scoped_allocator_adaptor(scoped_allocator_adaptor<OuterA2,
18 // InnerAllocs...>&& other);
19
20 #include <scoped_allocator>
21 #include <cassert>
22
23 #include "test_macros.h"
24 #include "allocators.h"
25
main(int,char **)26 int main(int, char**)
27 {
28 {
29 typedef std::scoped_allocator_adaptor<A1<double>> B;
30 typedef std::scoped_allocator_adaptor<A1<int>> A;
31 B a1(A1<int>(3));
32 A1<int>::copy_called = false;
33 A1<int>::move_called = false;
34 A a2 = std::move(a1);
35 assert(A1<int>::copy_called == false);
36 assert(A1<int>::move_called == true);
37 assert(a2 == a1);
38 }
39 {
40 typedef std::scoped_allocator_adaptor<A1<double>, A2<int>> B;
41 typedef std::scoped_allocator_adaptor<A1<int>, A2<int>> A;
42 B a1(A1<int>(4), A2<int>(5));
43 A1<int>::copy_called = false;
44 A1<int>::move_called = false;
45 A2<int>::copy_called = false;
46 A2<int>::move_called = false;
47 A a2 = std::move(a1);
48 assert(A1<int>::copy_called == false);
49 assert(A1<int>::move_called == true);
50 assert(A2<int>::copy_called == false);
51 assert(A2<int>::move_called == true);
52 assert(a2 == a1);
53 }
54 {
55 typedef std::scoped_allocator_adaptor<A1<double>, A2<int>, A3<int>> B;
56 typedef std::scoped_allocator_adaptor<A1<int>, A2<int>, A3<int>> A;
57 B a1(A1<int>(4), A2<int>(5), A3<int>(6));
58 A1<int>::copy_called = false;
59 A1<int>::move_called = false;
60 A2<int>::copy_called = false;
61 A2<int>::move_called = false;
62 A3<int>::copy_called = false;
63 A3<int>::move_called = false;
64 A a2 = std::move(a1);
65 assert(A1<int>::copy_called == false);
66 assert(A1<int>::move_called == true);
67 assert(A2<int>::copy_called == false);
68 assert(A2<int>::move_called == true);
69 assert(A3<int>::copy_called == false);
70 assert(A3<int>::move_called == true);
71 assert(a2 == a1);
72 }
73
74 return 0;
75 }
76