1 // { dg-do run { target c++11 } }
2 // { dg-options "-g -O0" }
4 // Copyright (C) 2012-2018 Free Software Foundation, Inc.
6 // This file is part of the GNU ISO C++ Library. This library is free
7 // software; you can redistribute it and/or modify it under the
8 // terms of the GNU General Public License as published by the
9 // Free Software Foundation; either version 3, or (at your option)
12 // This library is distributed in the hope that it will be useful,
13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 // GNU General Public License for more details.
17 // You should have received a copy of the GNU General Public License along
18 // with this library; see the file COPYING3. If not see
19 // <http://www.gnu.org/licenses/>.
26 placeholder(const T
&s
)
38 struct deleter
{ void operator()(int*) {} };
40 std::shared_ptr
<int> make(uintptr_t p
)
42 return std::shared_ptr
<int>(reinterpret_cast<int*>(p
), deleter());
48 typedef std::shared_ptr
<int> shared
;
49 typedef std::weak_ptr
<int> weak
;
52 // { dg-final { note-test esp "std::shared_ptr<int> (empty) = {get() = 0x0}" } }
54 // { dg-final { note-test ewp1 "std::weak_ptr<int> (empty) = {get() = 0x0}" } }
56 // { dg-final { note-test ewp2 "std::weak_ptr<int> (empty) = {get() = 0x0}" } }
58 shared sp1
= make(0x12345678);
60 // { dg-final { note-test sp1 "std::shared_ptr<int> (use count 2, weak count 0) = {get() = 0x12345678}" } }
62 shared sp3
= make(0x12344321);
65 // { dg-final { note-test wp1 "std::weak_ptr<int> (use count 1, weak count 2) = {get() = 0x12344321}" } }
67 shared sp5
= make(0x56788765);
70 // { dg-final { note-test wp2 "std::weak_ptr<int> (expired, weak count 1) = {get() = 0x56788765}" } }
72 placeholder(""); // Mark SPOT
84 // { dg-final { gdb-test SPOT } }