libstdc++-v3/testsuite/19_diagnostics/error_condition/cons/1.cc

   1 // { dg-options "-std=gnu++0x" }
   2
   3 // Copyright (C) 2008-2013 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 #include <system_error>
  21 #include <testsuite_error.h>
  22
  23 void test01()
  24 {
  25   bool test __attribute__((unused)) = true;
  26
  27   // 1
  28   std::error_condition e1;
  29   VERIFY( e1.value() == 0 );
  30   VERIFY( e1.category() == std::generic_category() );
  31
  32   // 2
  33   const __gnu_test::test_category cat;
  34   std::error_condition e2(e1.value(), cat);
  35   VERIFY( e2.value() == e1.value() );
  36   VERIFY( e2.category() == cat );
  37
  38   // 3
  39   std::error_condition e3(std::errc::operation_not_supported);
  40   VERIFY( e3.value() == int(std::errc::operation_not_supported) );
  41   VERIFY( e3.category() == std::generic_category() );
  42 }
  43
  44 int main()
  45 {
  46   test01();
  47   return 0;
  48 }