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61 lines
1.8 KiB
C++
61 lines
1.8 KiB
C++
// { dg-options "-std=gnu++0x" }
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// { dg-require-atomic-builtins "" }
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// Copyright (C) 2010 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 3, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING3. If not see
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// <http://www.gnu.org/licenses/>.
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#include <exception>
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#include <testsuite_hooks.h>
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// test NullablePointer requirements
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void test01()
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{
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std::exception_ptr p1; // DefaultConstructible
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std::exception_ptr p2(p1); // CopyConstructible
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p1 = p2; // CopyAssignable
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VERIFY( p1 == p2 ); // EqualityComparable
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VERIFY( !bool(p1) ); // contextually convertible to bool
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swap(p1, p2); // Swappable
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// Table 39 expressions
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std::exception_ptr p3 = nullptr;
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std::exception_ptr p4(nullptr);
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VERIFY( std::exception_ptr() == nullptr );
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p4 = nullptr;
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VERIFY( p4 == nullptr );
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VERIFY( nullptr == p4 );
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VERIFY( (p4 != nullptr) == !(p4 == nullptr) );
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VERIFY( (nullptr != p4) == !(p4 == nullptr) );
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std::exception_ptr p5{}; // value initialized ...
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VERIFY( p5 == nullptr ); // ... is equivalent to null
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}
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// additional exception_ptr requirements
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void test02()
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{
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std::exception_ptr p1;
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VERIFY( p1 == nullptr );
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}
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int main()
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{
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test01();
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test02();
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return 0;
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}
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