libstdc++-v3/testsuite/tr1/4_metaprogramming/integral_constant/true_false_type_typedefs.cc

   1 // 2004-12-03  Paolo Carlini  <pcarlini@suse.de>
   2 //
   3 // Copyright (C) 2004-2013 Free Software Foundation, Inc.
   4 //
   5 // This file is part of the GNU ISO C++ Library.  This library is free
   6 // software; you can redistribute it and/or modify it under the
   7 // terms of the GNU General Public License as published by the
   8 // Free Software Foundation; either version 3, or (at your option)
   9 // any later version.
  10 //
  11 // This library is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15 //
  16 // You should have received a copy of the GNU General Public License along
  17 // with this library; see the file COPYING3.  If not see
  18 // <http://www.gnu.org/licenses/>.
  19
  20 //
  21 // NB: This file is for testing tr1/type_traits with NO OTHER INCLUDES.
  22
  23 #include <tr1/type_traits>
  24
  25 // { dg-do compile }
  26
  27 void test01()
  28 {
  29   // Check for required typedefs
  30   typedef std::tr1::true_type                 true_type;
  31   typedef std::tr1::false_type                false_type;
  32
  33   typedef true_type::value_type               true_value_type;
  34   typedef true_type::type                     true_type;
  35   typedef true_type::type::value_type         true_type_value_type;
  36   typedef true_type::type::type               true_type_type;
  37
  38   typedef false_type::value_type              false_value_type;
  39   typedef false_type::type                    false_type;
  40   typedef false_type::type::value_type        false_type_value_type;
  41   typedef false_type::type::type              false_type_type;
  42 }