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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [libstdc++-v3/] [testsuite/] [20_util/] [shared_ptr/] [comparison/] [cmp.cc] - Rev 424
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// { dg-options "-std=gnu++0x" } // Copyright (C) 2005, 2006, 2007, 2009 Free Software Foundation // // 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 { virtual ~A() { } }; struct B : A { }; // 20.6.6.2.6 shared_ptr comparison [util.smartptr.shared.cmp] int test01() { bool test __attribute__((unused)) = true; // test empty shared_ptrs compare equivalent std::shared_ptr<A> p1; std::shared_ptr<B> p2; VERIFY( p1 == p2 ); VERIFY( !(p1 != p2) ); VERIFY( !(p1 < p2) && !(p2 < p1) ); return 0; } // Construction from pointer int test02() { bool test __attribute__((unused)) = true; std::shared_ptr<A> A_default; std::shared_ptr<A> A_from_A(new A); VERIFY( A_default != A_from_A ); VERIFY( !(A_default == A_from_A) ); VERIFY( (A_default < A_from_A) || (A_from_A < A_default) ); std::shared_ptr<B> B_from_B(new B); VERIFY( B_from_B != A_from_A ); VERIFY( !(B_from_B == A_from_A) ); VERIFY( (B_from_B < A_from_A) || (A_from_A < B_from_B) ); A_from_A.reset(); VERIFY( A_default == A_from_A ); VERIFY( !(A_default != A_from_A) ); VERIFY( !(A_default < A_from_A) && !(A_from_A < A_default) ); B_from_B.reset(); VERIFY( B_from_B == A_from_A ); VERIFY( !(B_from_B != A_from_A) ); VERIFY( !(B_from_B < A_from_A) && !(A_from_A < B_from_B) ); return 0; } int test03() { bool test __attribute__((unused)) = true; std::shared_ptr<A> p1; // check other operators are defined VERIFY( p1 <= p1 ); VERIFY( p1 >= p1 ); VERIFY( !(p1 > p1) ); return 0; } int main() { test01(); test02(); test03(); return 0; }