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

   1 // { dg-options "-std=gnu++11" }
   2 // { dg-do compile }
   3 //
   4 // Copyright (C) 2015 Free Software Foundation, Inc.
   5 //
   6 // This file is part of the GNU ISO C++ Library.  This library is free
   7 // software; you can redistribute it and/or modify it under the
   8 // terms of the GNU General Public License as published by the
   9 // Free Software Foundation; either version 3, or (at your option)
  10 // any later version.
  11 //
  12 // This library is distributed in the hope that it will be useful,
  13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 // GNU General Public License for more details.
  16 //
  17 // You should have received a copy of the GNU General Public License along
  18 // with this library; see the file COPYING3.  If not see
  19 // <http://www.gnu.org/licenses/>.
  20
  21 // 28.5.4
  22
  23 #include <regex>
  24
  25 // libstdc++/65420
  26 void
  27 test01()
  28 {
  29   const std::regex_constants::syntax_option_type* option __attribute__((unused));
  30   option = &std::regex_constants::icase;
  31   option = &std::regex_constants::nosubs;
  32   option = &std::regex_constants::optimize;
  33   option = &std::regex_constants::collate;
  34   option = &std::regex_constants::ECMAScript;
  35   option = &std::regex_constants::basic;
  36   option = &std::regex_constants::extended;
  37   option = &std::regex_constants::awk;
  38   option = &std::regex_constants::grep;
  39   option = &std::regex_constants::egrep;
  40
  41   const std::regex_constants::match_flag_type* flag __attribute__((unused));
  42   flag = &std::regex_constants::match_not_bol;
  43   flag = &std::regex_constants::match_not_eol;
  44   flag = &std::regex_constants::match_not_bow;
  45   flag = &std::regex_constants::match_not_eow;
  46   flag = &std::regex_constants::match_any;
  47   flag = &std::regex_constants::match_not_null;
  48   flag = &std::regex_constants::match_continuous;
  49   flag = &std::regex_constants::match_prev_avail;
  50   flag = &std::regex_constants::format_default;
  51   flag = &std::regex_constants::format_sed;
  52   flag = &std::regex_constants::format_no_copy;
  53   flag = &std::regex_constants::format_first_only;
  54 }
  55
  56 int main()
  57 {
  58   test01();
  59   return 0;
  60 }