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54 lines
1.7 KiB
C++
54 lines
1.7 KiB
C++
// 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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// 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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// { dg-do compile }
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// { dg-options "-std=gnu++0x" }
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#include <tr1/functional>
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struct X
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{
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int operator()() const { return 0; }
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int operator()() volatile { return 1; }
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int operator()() const volatile { return 2; }
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void operator()() { };
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};
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void test01()
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{
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static_assert( std::tr1::is_placeholder<__typeof(std::tr1::placeholders::_1)>::value,
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"decltype(_1) is a placeholder type" );
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const auto b0 = std::tr1::bind(X());
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static_assert( std::tr1::is_bind_expression<__typeof(b0)>::value,
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"const-qualified wrapper is a bind expression" );
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volatile auto b1 = std::tr1::bind(X());
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static_assert( std::tr1::is_bind_expression<__typeof(b1)>::value,
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"volatile-qualified wrapper is a bind expression" );
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const volatile auto b2 = std::tr1::bind(X());
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static_assert( std::tr1::is_bind_expression<__typeof(b2)>::value,
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"const-volatile-qualified wrapper is a bind expression" );
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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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