libstdc++-v3/testsuite/28_regex/constants/constexpr.cc

   1 // { dg-do compile { target c++11 } }
   2 //
   3 // Copyright (C) 2015-2017 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 // 28.5.4
  21
  22 #include <regex>
  23
  24 // libstdc++/65420
  25 void
  26 test01()
  27 {
  28   const std::regex_constants::syntax_option_type* option __attribute__((unused));
  29   option = &std::regex_constants::icase;
  30   option = &std::regex_constants::nosubs;
  31   option = &std::regex_constants::optimize;
  32   option = &std::regex_constants::collate;
  33   option = &std::regex_constants::ECMAScript;
  34   option = &std::regex_constants::basic;
  35   option = &std::regex_constants::extended;
  36   option = &std::regex_constants::awk;
  37   option = &std::regex_constants::grep;
  38   option = &std::regex_constants::egrep;
  39
  40   const std::regex_constants::match_flag_type* flag __attribute__((unused));
  41   flag = &std::regex_constants::match_not_bol;
  42   flag = &std::regex_constants::match_not_eol;
  43   flag = &std::regex_constants::match_not_bow;
  44   flag = &std::regex_constants::match_not_eow;
  45   flag = &std::regex_constants::match_any;
  46   flag = &std::regex_constants::match_not_null;
  47   flag = &std::regex_constants::match_continuous;
  48   flag = &std::regex_constants::match_prev_avail;
  49   flag = &std::regex_constants::format_default;
  50   flag = &std::regex_constants::format_sed;
  51   flag = &std::regex_constants::format_no_copy;
  52   flag = &std::regex_constants::format_first_only;
  53 }
  54
  55 int main()
  56 {
  57   test01();
  58   return 0;
  59 }