libstdc++-v3/testsuite/28_regex/sub_match/embedded_zeros_cmp.cc

   1 // { dg-do run { target c++11 } }
   2
   3 //
   4 // 2014-11-13  Daniel Kruegler <daniel.kruegler@gmail.com>
   5 //
   6 // Copyright (C) 2014-2018 Free Software Foundation, Inc.
   7 //
   8 // This file is part of the GNU ISO C++ Library.  This library is free
   9 // software; you can redistribute it and/or modify it under the
  10 // terms of the GNU General Public License as published by the
  11 // Free Software Foundation; either version 3, or (at your option)
  12 // any later version.
  13 //
  14 // This library is distributed in the hope that it will be useful,
  15 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 // GNU General Public License for more details.
  18 //
  19 // You should have received a copy of the GNU General Public License along
  20 // with this library; see the file COPYING3.  If not see
  21 // <http://www.gnu.org/licenses/>.
  22
  23 // 28.9.2 [re.submatch.op] sub_match members, [DR 2217]
  24
  25 #include <regex>
  26 #include <string>
  27 #include <testsuite_hooks.h>
  28
  29 int main()
  30 {
  31   typedef char                          value_type;
  32   typedef std::basic_string<value_type> string_type;
  33   typedef std::sub_match<value_type*>   sub_match_type;
  34   const string_type test_data1("abc\0d", 4);
  35   value_type test_data2[] = {'a', 'b', 'c'};
  36   const string_type test_data3("abc");
  37
  38   sub_match_type sm;
  39   sm.first = std::begin(test_data2);
  40   sm.second  = std::end(test_data2);
  41   sm.matched = true;
  42
  43   VERIFY( test_data1 != sm );
  44   VERIFY( sm != test_data1 );
  45   VERIFY( sm < test_data1 );
  46   VERIFY( !(test_data1 < sm) );
  47   VERIFY( test_data1 > sm );
  48
  49   VERIFY( test_data3 == sm );
  50   VERIFY( sm == test_data3 );
  51   VERIFY( !(sm < test_data3) );
  52   VERIFY( !(test_data3 < sm) );
  53 }