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

   1 // 2004-12-03  Paolo Carlini  <pcarlini@suse.de>
   2 //
   3 // Copyright (C) 2004-2018 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 // 4.3 Helper classes
  21
  22 #include <tr1/type_traits>
  23 #include <testsuite_hooks.h>
  24
  25 void test01()
  26 {
  27   using std::tr1::true_type;
  28   using std::tr1::false_type;
  29
  30   VERIFY( true_type::value == true );
  31   VERIFY( false_type::value == false );
  32   VERIFY( true_type::type::value == true );
  33   VERIFY( false_type::type::value == false );
  34 }
  35
  36 int main()
  37 {
  38   test01();
  39   return 0;
  40 }