GDB (xrefs)

default.cc
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1 // Copyright (C) 2013-2018 Free Software Foundation, Inc.
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
18 namespace cons_default {
19
20 struct tracker
21 {
22 tracker() { ++count; }
23 ~tracker() { --count; }
24
25 tracker(tracker const&) { ++count; }
26 tracker(tracker&&) { ++count; }
27
28 tracker& operator=(tracker const&) = default;
29 tracker& operator=(tracker&&) = default;
30
31 static int count;
32 };
33
34 int tracker::count = 0;
35
36 void test()
37 {
38 // [20.5.4.1] Constructors
39
40 {
41 gdb::optional<tracker> o;
42 VERIFY( !o );
43 }
44
45 {
46 gdb::optional<tracker> o {};
47 VERIFY( !o );
48 }
49
50 {
51 gdb::optional<tracker> o = {};
52 VERIFY( !o );
53 }
54
55 VERIFY( tracker::count == 0 );
56 }
57
58 } // namespace cons_default
cons_default::tracker::operator=
tracker & operator=(tracker const &)=default
cons_default::tracker::tracker
tracker(tracker const &)
Definition: default.cc:25
VERIFY
#define VERIFY
Definition: optional-selftests.c:31
cons_default::tracker::tracker
tracker()
Definition: default.cc:22
cons_default::tracker
Definition: default.cc:20
cons_default::test
void test()
Definition: default.cc:36
cons_default::tracker::~tracker
~tracker()
Definition: default.cc:23
cons_default
Definition: default.cc:18
cons_default::tracker::tracker
tracker(tracker &&)
Definition: default.cc:26
gdb::optional
Definition: gdb_optional.h:51
cons_default::tracker::count
static int count
Definition: default.cc:31