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

   1 // { dg-do run { target c++11 } }
   2 //
   3 // 2009-06-17  Stephen M. Webb  <stephen.webb@xandros.com>
   4 //
   5 // Copyright (C) 2009-2020 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 // 28.5.1
  23
  24 #include <regex>
  25 #include <testsuite_hooks.h>
  26
  27 void
  28 test01()
  29 {
  30   std::regex_constants::syntax_option_type option { };
  31   option = option | std::regex_constants::icase;
  32   option = option | std::regex_constants::nosubs;
  33   option = option | std::regex_constants::optimize;
  34   option = option | std::regex_constants::collate;
  35   option = option | std::regex_constants::ECMAScript;
  36   option = option | std::regex_constants::basic;
  37   option = option | std::regex_constants::extended;
  38   option = option | std::regex_constants::awk;
  39   option = option | std::regex_constants::grep;
  40   option = option | std::regex_constants::egrep;
  41 }
  42
  43 void
  44 test02()
  45 {
  46   std::regex_constants::syntax_option_type option { };
  47   option = option & std::regex_constants::icase;
  48   option = option & std::regex_constants::nosubs;
  49   option = option & std::regex_constants::optimize;
  50   option = option & std::regex_constants::collate;
  51   option = option & std::regex_constants::ECMAScript;
  52   option = option & std::regex_constants::basic;
  53   option = option & std::regex_constants::extended;
  54   option = option & std::regex_constants::awk;
  55   option = option & std::regex_constants::grep;
  56   option = option & std::regex_constants::egrep;
  57 }
  58
  59 void
  60 test03()
  61 {
  62   std::regex_constants::syntax_option_type option { };
  63   option = ~std::regex_constants::icase;
  64   option = ~std::regex_constants::nosubs;
  65   option = ~std::regex_constants::optimize;
  66   option = ~std::regex_constants::collate;
  67   option = ~std::regex_constants::ECMAScript;
  68   option = ~std::regex_constants::basic;
  69   option = ~std::regex_constants::extended;
  70   option = ~std::regex_constants::awk;
  71   option = ~std::regex_constants::grep;
  72   option = ~std::regex_constants::egrep;
  73   option = option;
  74 }
  75
  76 void
  77 test04_constexpr()
  78 {
  79   using namespace std::regex_constants;
  80   constexpr auto a1 __attribute__((unused)) = icase | awk;
  81   constexpr auto a2 __attribute__((unused)) = icase & awk;
  82   constexpr auto a3 __attribute__((unused)) = ~grep;
  83 }
  84
  85 void
  86 test05()
  87 {
  88   using namespace std;
  89   using namespace regex_constants;
  90   regex re("((a)(s))", nosubs | ECMAScript);
  91   VERIFY(re.mark_count() == 0);
  92 }
  93
  94 int main()
  95 {
  96   test01();
  97   test02();
  98   test03();
  99   test04_constexpr();
 100   test05();
 101   return 0;
 102 }