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818ab71a | 1 | // Copyright (C) 2015-2016 Free Software Foundation, Inc. |
057ce497 VV |
2 | // |
3 | // This file is part of the GNU ISO C++ Library. This library is free | |
4 | // software; you can redistribute it and/or modify it under the | |
5 | // terms of the GNU General Public License as published by the | |
6 | // Free Software Foundation; either version 3, or (at your option) | |
7 | // any later version. | |
8 | ||
9 | // This library is distributed in the hope that it will be useful, | |
10 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | // GNU General Public License for more details. | |
13 | ||
14 | // You should have received a copy of the GNU General Public License along | |
15 | // with this library; see the file COPYING3. If not see | |
16 | // <http://www.gnu.org/licenses/>. | |
17 | ||
5e2f2cd5 VV |
18 | #include <string> |
19 | #include <tuple> | |
20 | #include <testsuite_hooks.h> | |
21 | ||
22 | static std::string result; | |
23 | ||
24 | struct X { | |
25 | int state; // this has to be here | |
26 | X() { | |
27 | result += "Def"; | |
28 | } | |
29 | ||
30 | X(X const&) { | |
31 | result += "Copy"; | |
32 | } | |
33 | ||
34 | X(X&&) { | |
35 | result += "Move"; | |
36 | } | |
37 | ||
38 | ~X() { | |
39 | result += "Dtor"; | |
40 | } | |
41 | }; | |
42 | ||
43 | void f() | |
44 | { | |
45 | X v; | |
46 | std::tuple<X> t1{v}; | |
47 | std::tuple<std::tuple<X>&&> t2{std::move(t1)}; | |
48 | std::tuple<std::tuple<X>> t3{std::move(t2)}; | |
49 | } | |
50 | ||
51 | void f2() | |
52 | { | |
53 | X v; | |
54 | std::tuple<X> t1{std::move(v)}; | |
55 | std::tuple<std::tuple<X>&&> t2{std::move(t1)}; | |
56 | std::tuple<std::tuple<X>> t3{std::move(t2)}; | |
57 | } | |
58 | ||
59 | void f3() | |
60 | { | |
61 | std::tuple<X> t1{X{}}; | |
62 | std::tuple<std::tuple<X>&&> t2{std::move(t1)}; | |
63 | std::tuple<std::tuple<X>> t3{std::move(t2)}; | |
64 | } | |
65 | ||
7a667453 VV |
66 | void f4() |
67 | { | |
68 | std::allocator<X> a; | |
69 | X v; | |
70 | std::tuple<X> t1{std::allocator_arg, a, v}; | |
71 | std::tuple<std::tuple<X>&&> t2{std::allocator_arg, a, std::move(t1)}; | |
72 | std::tuple<std::tuple<X>> t3{std::allocator_arg, a, std::move(t2)}; | |
73 | } | |
74 | ||
75 | void f5() | |
76 | { | |
77 | std::allocator<X> a; | |
78 | X v; | |
79 | std::tuple<X> t1{std::allocator_arg, a, std::move(v)}; | |
80 | std::tuple<std::tuple<X>&&> t2{std::allocator_arg, a, std::move(t1)}; | |
81 | std::tuple<std::tuple<X>> t3{std::allocator_arg, a, std::move(t2)}; | |
82 | } | |
83 | ||
84 | void f6() | |
85 | { | |
86 | std::allocator<X> a; | |
87 | std::tuple<X> t1{std::allocator_arg, a, X{}}; | |
88 | std::tuple<std::tuple<X>&&> t2{std::allocator_arg, a, std::move(t1)}; | |
89 | std::tuple<std::tuple<X>> t3{std::allocator_arg, a, std::move(t2)}; | |
90 | } | |
91 | ||
5e2f2cd5 VV |
92 | int main() |
93 | { | |
94 | f(); | |
95 | VERIFY(result == "DefCopyMoveDtorDtorDtor"); | |
96 | result = ""; | |
97 | f2(); | |
98 | VERIFY(result == "DefMoveMoveDtorDtorDtor"); | |
99 | result = ""; | |
100 | f3(); | |
101 | VERIFY(result == "DefMoveDtorMoveDtorDtor"); | |
102 | result = ""; | |
7a667453 VV |
103 | f4(); |
104 | VERIFY(result == "DefCopyMoveDtorDtorDtor"); | |
105 | result = ""; | |
106 | f5(); | |
107 | VERIFY(result == "DefMoveMoveDtorDtorDtor"); | |
108 | result = ""; | |
109 | f6(); | |
110 | VERIFY(result == "DefMoveDtorMoveDtorDtor"); | |
111 | result = ""; | |
5e2f2cd5 | 112 | } |