diff options
Diffstat (limited to 'gcc-4.9/libstdc++-v3/testsuite/20_util/shared_ptr/comparison/cmp.cc')
-rw-r--r-- | gcc-4.9/libstdc++-v3/testsuite/20_util/shared_ptr/comparison/cmp.cc | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/gcc-4.9/libstdc++-v3/testsuite/20_util/shared_ptr/comparison/cmp.cc b/gcc-4.9/libstdc++-v3/testsuite/20_util/shared_ptr/comparison/cmp.cc new file mode 100644 index 000000000..1fd7aca66 --- /dev/null +++ b/gcc-4.9/libstdc++-v3/testsuite/20_util/shared_ptr/comparison/cmp.cc @@ -0,0 +1,88 @@ +// { dg-options "-std=gnu++0x" } + +// Copyright (C) 2005-2014 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 +{ + 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 +main() +{ + test01(); + test02(); + return 0; +} |