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jeremybenn |
// { dg-options "-std=gnu++0x" }
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// 2009-11-12 Paolo Carlini <paolo.carlini@oracle.com>
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//
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// Copyright (C) 2009 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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//
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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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//
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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 <type_traits>
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#include <testsuite_hooks.h>
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// DR 1255.
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void test01()
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{
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bool test __attribute__((unused)) = true;
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using std::common_type;
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using std::is_same;
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VERIFY( (is_same<common_type<void>::type, void>::value) );
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VERIFY( (is_same<common_type<const void>::type, const void>::value) );
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VERIFY( (is_same<common_type<volatile void>::type, volatile void>::value) );
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VERIFY( (is_same<common_type<const volatile void>::type,
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const volatile void>::value) );
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VERIFY( (is_same<common_type<void, void>::type, void>::value) );
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VERIFY( (is_same<common_type<void, const void>::type, void>::value) );
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VERIFY( (is_same<common_type<void, volatile void>::type, void>::value) );
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VERIFY( (is_same<common_type<void, const volatile void>::type,
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void>::value) );
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VERIFY( (is_same<common_type<const void, void>::type,
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void>::value) );
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VERIFY( (is_same<common_type<const void, const void>::type,
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void>::value) );
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VERIFY( (is_same<common_type<const void, volatile void>::type,
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void>::value) );
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VERIFY( (is_same<common_type<const void, const volatile void>::type,
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void>::value) );
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VERIFY( (is_same<common_type<volatile void, void>::type,
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void>::value) );
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VERIFY( (is_same<common_type<volatile void, volatile void>::type,
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void>::value) );
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VERIFY( (is_same<common_type<volatile void, const void>::type,
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void>::value) );
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VERIFY( (is_same<common_type<volatile void, const volatile void>::type,
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void>::value) );
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VERIFY( (is_same<common_type<const volatile void, void>::type,
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void>::value) );
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VERIFY( (is_same<common_type<const volatile void, const void>::type,
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void>::value) );
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VERIFY( (is_same<common_type<const volatile void, volatile void>::type,
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void>::value) );
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VERIFY( (is_same<common_type<const volatile void, const volatile void>::type,
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void>::value) );
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}
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int main()
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{
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test01();
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return 0;
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}
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