| // { dg-do run { target c++11 } } |
| // { dg-require-effective-target hosted } |
| |
| // Copyright (C) 2005-2022 Free Software Foundation, Inc. |
| // |
| // This file is part of the GNU ISO C++ Library. This library is free |
| // software; you can redistribute it and/or modify it under the |
| // terms of the GNU General Public License as published by the |
| // Free Software Foundation; either version 3, or (at your option) |
| // any later version. |
| |
| // This library is distributed in the hope that it will be useful, |
| // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| // GNU General Public License for more details. |
| |
| // You should have received a copy of the GNU General Public License along |
| // with this library; see the file COPYING3. If not see |
| // <http://www.gnu.org/licenses/>. |
| |
| // 20.6.6.2 Template class shared_ptr [util.smartptr.shared] |
| |
| #include <memory> |
| #include <testsuite_hooks.h> |
| |
| struct A |
| { |
| A() : i() {} |
| int i; |
| }; |
| |
| // 20.6.6.2.5 shared_ptr observers [util.smartptr.shared.obs] |
| |
| // get |
| void |
| test01() |
| { |
| A * const a = new A; |
| const std::shared_ptr<A> p(a); |
| VERIFY( p.get() == a ); |
| static_assert( noexcept(p.get()), "non-throwing" ); |
| } |
| |
| // operator* |
| void |
| test02() |
| { |
| A * const a = new A; |
| const std::shared_ptr<A> p(a); |
| VERIFY( &*p == a ); |
| static_assert( noexcept(*p), "non-throwing" ); |
| } |
| |
| // operator-> |
| void |
| test03() |
| { |
| A * const a = new A; |
| const std::shared_ptr<A> p(a); |
| VERIFY( &p->i == &a->i ); |
| static_assert( noexcept(p->i), "non-throwing" ); |
| } |
| |
| void |
| test04() |
| { |
| #if !(defined _GLIBCXX_DEBUG && defined _GLIBCXX_DEBUG_PEDANTIC) |
| std::shared_ptr<int> p; |
| auto np = p.operator->(); |
| VERIFY( np == nullptr ); |
| #endif |
| } |
| |
| int |
| main() |
| { |
| test01(); |
| test02(); |
| test03(); |
| test04(); |
| return 0; |
| } |