1// { dg-options "-std=gnu++11" }
2
3// Copyright (C) 2011-2015 Free Software Foundation, Inc.
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#include <memory>
21#include <testsuite_hooks.h>
22
23struct Deleter
24{
25  Deleter() = default;
26  Deleter(const Deleter&) = default;
27  Deleter(Deleter&&) = default;
28
29  Deleter&
30  operator=(const Deleter&)
31  {
32    bool test __attribute__((unused)) = true;
33    VERIFY( true );
34    return *this;
35  }
36
37  Deleter&
38  operator=(Deleter&&)
39  {
40    bool test __attribute__((unused)) = true;
41    VERIFY( false );
42    return *this;
43  }
44
45  template<class T>
46    void
47    operator()(T*) const { }
48};
49
50struct DDeleter : Deleter { };
51
52// libstdc++/48635
53void test01()
54{
55  Deleter d;
56
57  std::unique_ptr<int, Deleter&> p1(nullptr, d), p2(nullptr, d);
58  p2 = std::move(p1);
59
60  DDeleter dd;
61
62  std::unique_ptr<int, DDeleter&> p1t(nullptr, dd);
63  std::unique_ptr<int, Deleter&> p2t(nullptr, d);
64  p2t = std::move(p1t);
65
66  std::unique_ptr<int[], Deleter&> p1a(nullptr, d), p2a(nullptr, d);
67  p2a = std::move(p1a);
68
69  std::unique_ptr<int[], DDeleter&> p1at(nullptr, dd);
70  std::unique_ptr<int[], Deleter&> p2at(nullptr, d);
71  p2at = std::move(p1at);
72}
73
74int main()
75{
76  test01();
77  return 0;
78}
79