libstdc++-v3/testsuite/19_diagnostics/error_code/operators/equal.cc

   1 // { dg-options "-std=gnu++11" }
   2 // { dg-additional-options "-static-libstdc++" { target *-*-mingw* } }
   3 // 2007-08-22 Benjamin Kosnik  <bkoz@redhat.com>
   4
   5 // Copyright (C) 2007-2014 Free Software Foundation, Inc.
   6 //
   7 // This file is part of the GNU ISO C++ Library.  This library is free
   8 // software; you can redistribute it and/or modify it under the
   9 // terms of the GNU General Public License as published by the
  10 // Free Software Foundation; either version 3, or (at your option)
  11 // any later version.
  12
  13 // This library is distributed in the hope that it will be useful,
  14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 // GNU General Public License for more details.
  17
  18 // You should have received a copy of the GNU General Public License along
  19 // with this library; see the file COPYING3.  If not see
  20 // <http://www.gnu.org/licenses/>.
  21
  22 #include <system_error>
  23 #include <testsuite_error.h>
  24
  25 // unspecified bool operator positive tests
  26 int main()
  27 {
  28   bool test __attribute__((unused)) = true;
  29
  30   std::error_code e1;
  31   std::error_code e2(std::make_error_code(std::errc::operation_not_supported));
  32
  33   VERIFY( e1 == e1 );
  34   VERIFY( !(e1 == e2) );
  35
  36   const __gnu_test::test_category cat;
  37   std::error_code e3(e2.value(), cat);
  38   VERIFY( !(e2 == e3) );
  39
  40   return 0;
  41 }