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git.ipfire.org Git - thirdparty/gcc.git/blob - libstdc++-v3/testsuite/20_util/shared_ptr/assign/assign.cc
1 // { dg-options "-std=gnu++11" }
3 // Copyright (C) 2005-2016 Free Software Foundation, Inc.
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)
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 COPYING3. If not see
18 // <http://www.gnu.org/licenses/>.
20 // 20.6.6.2 Template class shared_ptr [util.smartptr.shared]
23 #include <testsuite_hooks.h>
28 virtual ~A() { ++dtor_count
; }
29 static long ctor_count
;
30 static long dtor_count
;
32 long A::ctor_count
= 0;
33 long A::dtor_count
= 0;
35 struct reset_count_struct
45 // 20.6.6.2.3 shared_ptr assignment [util.smartptr.shared.assign]
47 // Assignment from shared_ptr<Y>
51 reset_count_struct
__attribute__((unused
)) reset
;
52 bool test
__attribute__((unused
)) = true;
56 a
= std::shared_ptr
<A
>(new A
);
57 VERIFY( a
.get() != 0 );
58 VERIFY( A::ctor_count
== 1 );
59 VERIFY( A::dtor_count
== 0 );
61 a
= std::shared_ptr
<A
>();
62 VERIFY( a
.get() == 0 );
63 VERIFY( A::ctor_count
== 1 );
64 VERIFY( A::dtor_count
== 1 );