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52066eae | 1 | // { dg-do run { target c++14 } } |
930d5602 | 2 | |
99dee823 | 3 | // Copyright (C) 2015-2021 Free Software Foundation, Inc. |
930d5602 FY |
4 | // |
5 | // This file is part of the GNU ISO C++ Library. This library is free | |
6 | // software; you can redistribute it and/or modify it under the | |
7 | // terms of the GNU General Public License as published by the | |
8 | // Free Software Foundation; either version 3, or (at your option) | |
9 | // any later version. | |
10 | ||
11 | // This library is distributed in the hope that it will be useful, | |
12 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | // GNU General Public License for more details. | |
15 | ||
16 | // You should have received a copy of the GNU General Public License along | |
17 | // with this library; see the file COPYING3. If not see | |
18 | // <http://www.gnu.org/licenses/>. | |
19 | ||
20 | // 8.2.1 Class template shared_ptr [memory.smartptr.shared] | |
21 | ||
22 | #include <experimental/memory> | |
23 | #include <testsuite_hooks.h> | |
24 | ||
25 | struct A | |
26 | { | |
27 | A() { ++ctor_count; } | |
28 | ~A() { ++dtor_count; } | |
29 | static long ctor_count; | |
30 | static long dtor_count; | |
31 | }; | |
32 | long A::ctor_count = 0; | |
33 | long A::dtor_count = 0; | |
34 | ||
35 | struct B : A | |
36 | { | |
37 | B() { ++ctor_count; } | |
38 | ~B() { ++dtor_count; } | |
39 | static long ctor_count; | |
40 | static long dtor_count; | |
41 | }; | |
42 | long B::ctor_count = 0; | |
43 | long B::dtor_count = 0; | |
44 | ||
45 | struct D | |
46 | { | |
47 | void operator()(const B* p) { delete [] p; ++delete_count; } | |
48 | static long delete_count; | |
49 | }; | |
50 | long D::delete_count = 0; | |
51 | ||
52 | struct reset_count_struct | |
53 | { | |
54 | ~reset_count_struct() | |
55 | { | |
56 | A::ctor_count = 0; | |
57 | A::dtor_count = 0; | |
58 | B::ctor_count = 0; | |
59 | B::dtor_count = 0; | |
60 | D::delete_count = 0; | |
61 | } | |
62 | }; | |
63 | ||
64 | // 20.8.2.2.2 shared_ptr destructor | |
65 | ||
66 | int | |
67 | test01() | |
68 | { | |
69 | reset_count_struct __attribute__((unused)) reset; | |
930d5602 FY |
70 | |
71 | { | |
72 | std::experimental::shared_ptr<A[5]> a; | |
73 | } | |
74 | VERIFY( A::ctor_count == 0 ); | |
75 | VERIFY( A::dtor_count == 0 ); | |
76 | VERIFY( B::ctor_count == 0 ); | |
77 | VERIFY( B::dtor_count == 0 ); | |
78 | VERIFY( D::delete_count == 0 ); | |
79 | ||
80 | return 0; | |
81 | } | |
82 | ||
83 | int | |
84 | test02() | |
85 | { | |
86 | reset_count_struct __attribute__((unused)) reset; | |
930d5602 FY |
87 | |
88 | { | |
89 | std::experimental::shared_ptr<B[5]> a; | |
90 | a = std::experimental::shared_ptr<B[5]>(new B[5], D()); | |
91 | } | |
92 | VERIFY( A::ctor_count == 5 ); | |
93 | VERIFY( A::dtor_count == 5 ); | |
94 | VERIFY( B::ctor_count == 5 ); | |
95 | VERIFY( B::dtor_count == 5 ); | |
96 | VERIFY( D::delete_count == 1 ); | |
97 | ||
98 | return 0; | |
99 | } | |
100 | ||
101 | int | |
102 | test03() | |
103 | { | |
104 | reset_count_struct __attribute__((unused)) reset; | |
930d5602 FY |
105 | |
106 | { | |
107 | std::experimental::shared_ptr<B[]> a; | |
108 | a = std::experimental::shared_ptr<B[5]>(new B[5], D()); | |
109 | } | |
110 | VERIFY( A::ctor_count == 5 ); | |
111 | VERIFY( A::dtor_count == 5 ); | |
112 | VERIFY( B::ctor_count == 5 ); | |
113 | VERIFY( B::dtor_count == 5 ); | |
114 | VERIFY( D::delete_count == 1 ); | |
115 | ||
116 | return 0; | |
117 | } | |
118 | ||
119 | int | |
120 | main() | |
121 | { | |
122 | test01(); | |
123 | test02(); | |
124 | test03(); | |
125 | return 0; | |
126 | } |