libstdc++-v3/testsuite/tr1/5_numerical_facilities/random/xor_combine/operators/not_equal.cc

   1 // 2006-06-19  Paolo Carlini  <pcarlini@suse.de>
   2 //
   3 // Copyright (C) 2006-2021 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 // 5.1.4.6 class template discard_block [tr.rand.eng.xor]
  21 // 5.1.1 Table 16
  22
  23 #include <tr1/random>
  24 #include <testsuite_hooks.h>
  25
  26 void
  27 test01()
  28 {
  29   using namespace std::tr1;
  30
  31   xor_combine
  32     <
  33     minstd_rand, 1,
  34     mt19937, 2
  35     > u(1);
  36
  37   xor_combine
  38     <
  39     minstd_rand, 1,
  40     mt19937, 2
  41     > v(2);
  42
  43   VERIFY( u != v );
  44 }
  45
  46 int main()
  47 {
  48   test01();
  49   return 0;
  50 }