libstdc++-v3/testsuite/20_util/function_objects/dr660.cc

   1 // 2007-08-02  Paolo Carlini  <pcarlini@suse.de>
   2
   3 // Copyright (C) 2007 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 2, 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 COPYING.  If not, write to the Free
  18 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
  19 // USA.
  20
  21 #include <functional>
  22 #include <testsuite_hooks.cc>
  23
  24 // DR 660. Missing Bitwise Operations.
  25 void test01()
  26 {
  27   bool test __attribute__((unused)) = true;
  28
  29   for (int i1 = 0; i1 < 1000; ++i1)
  30     for (int i2 = 0; i2 < 1000; ++i2)
  31       {
  32         VERIFY( std::bit_and<int>()(i1, i2) == (i1 & i2) );
  33         VERIFY( std::bit_or<int>()(i1, i2) == (i1 | i2) );
  34         VERIFY( std::bit_xor<int>()(i1, i2) == (i1 ^ i2) );
  35       }
  36 }
  37
  38 int main()
  39 {
  40   test01();
  41   return 0;
  42 }