1 // { dg-options "-std=gnu++0x" }
3 // Copyright (C) 2007 Free Software Foundation
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 2, or (at your option)
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.
16 // You should have received a copy of the GNU General Public License along
17 // with this library; see the file COPYING. If not, write to the Free
18 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
21 // 20.6.6.2 Template class shared_ptr [util.smartptr.shared]
24 #include <testsuite_hooks.h>
25 #include <testsuite_allocator.h>
27 using __gnu_test::tracker_allocator_counter;
28 using __gnu_test::tracker_allocator;
31 void deletefunc(A* p) { delete p; }
34 void operator()(A* p) { delete p; ++delete_count; }
35 static long delete_count;
37 long D::delete_count = 0;
39 // 20.6.6.2.1 shared_ptr constructors [util.smartptr.shared.const]
41 // Construction with allocator
45 bool test __attribute__((unused)) = true;
46 tracker_allocator_counter::reset();
48 std::shared_ptr<A> p1(new A, deletefunc, tracker_allocator<A>());
49 std::size_t const sz = tracker_allocator_counter::get_allocation_count();
52 std::shared_ptr<A> p2(p1);
53 VERIFY( p2.use_count() == 2 );
54 VERIFY( tracker_allocator_counter::get_allocation_count() == sz );
55 VERIFY( tracker_allocator_counter::get_deallocation_count() == 0 );
57 VERIFY( p1.use_count() == 1 );
58 VERIFY( tracker_allocator_counter::get_allocation_count() == sz );
59 VERIFY( tracker_allocator_counter::get_deallocation_count() == 0 );
61 VERIFY( p1.use_count() == 0 );
62 VERIFY( tracker_allocator_counter::get_allocation_count() == sz );
63 VERIFY( tracker_allocator_counter::get_deallocation_count() == sz );
68 // Construction with allocator
72 bool test __attribute__((unused)) = true;
73 tracker_allocator_counter::reset();
75 std::shared_ptr<A> p1(new A, deletefunc, tracker_allocator<A>());
76 std::size_t const sz1 = tracker_allocator_counter::get_allocation_count();
78 std::shared_ptr<A> p2(new A, D(), tracker_allocator<A>());
79 std::size_t const sz2 = tracker_allocator_counter::get_allocation_count();
81 VERIFY( tracker_allocator_counter::get_deallocation_count() == 0 );
83 VERIFY( p2.use_count() == 2 );
84 VERIFY( tracker_allocator_counter::get_allocation_count() == sz2 );
85 VERIFY( tracker_allocator_counter::get_deallocation_count() == sz1 );
87 VERIFY( p2.use_count() == 1 );
88 VERIFY( tracker_allocator_counter::get_allocation_count() == sz2 );
89 VERIFY( tracker_allocator_counter::get_deallocation_count() == sz1 );
91 VERIFY( tracker_allocator_counter::get_allocation_count() == sz2 );
92 VERIFY( tracker_allocator_counter::get_deallocation_count() == sz2 );
93 VERIFY( D::delete_count == 1 );