libstdc++-v3/testsuite/28_regex/basic_regex/multiple_quantifiers.cc

   1 // { dg-do run { target c++11 } }
   2
   3 // Copyright (C) 2014-2020 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 // 28.8 basic_regex
  21 // Tests multiple consecutive quantifiers
  22
  23 #include <regex>
  24 #include <testsuite_hooks.h>
  25 #include <testsuite_regex.h>
  26
  27 using namespace __gnu_test;
  28 using namespace std;
  29
  30 int
  31 main()
  32 {
  33   regex re1("a++");
  34   regex re2("(a+)+");
  35   VERIFY(regex_match_debug("aa", regex("(a)*{3}")));
  36   return 0;
  37 }