5db25ab107
2011-11-21 Daniel Krugler <daniel.kruegler@googlemail.com> PR libstdc++/51185 * include/std/type_traits (__is_base_to_derived_ref, __is_lvalue_to_rvalue_ref): Fix. * testsuite/20_util/is_constructible/51185.cc: New. * testsuite/20_util/is_constructible/value-2.cc: Extend. From-SVN: r181557
40 lines
1.5 KiB
C++
40 lines
1.5 KiB
C++
// { dg-options "-std=gnu++0x" }
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// { dg-do compile }
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// Copyright (C) 2011 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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struct A { };
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struct B : A { };
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// libstdc++/51185
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void f()
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{
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static_assert(!std::is_constructible<B &&, A>(), "");
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static_assert(!std::is_constructible<B const &&, A>(), "");
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static_assert(!std::is_constructible<B const &&, A const>(), "");
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static_assert(!std::is_constructible<B volatile &&, A>(), "");
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static_assert(!std::is_constructible<B volatile &&, A volatile>(), "");
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static_assert(!std::is_constructible<B const volatile &&, A>(), "");
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static_assert(!std::is_constructible<B const volatile &&, A const>(), "");
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static_assert(!std::is_constructible<B const volatile &&, A volatile>(), "");
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static_assert(!std::is_constructible<B const volatile &&,
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A const volatile>(), "");
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}
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