libstdc++-v3/testsuite/28_regex/basic_regex/imbue/string.cc

   1 // { dg-do run { target c++11 } }
   2
   3 // Copyright (C) 2015-2020 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 // [28.8.5] class template basic_regex locale
  21
  22 #include <string>
  23 #include <regex>
  24 #include <testsuite_hooks.h>
  25
  26 // libstdc++/64585
  27 void test01()
  28 {
  29   static const char s[] = "a";
  30   std::regex re("a");
  31   VERIFY(std::regex_search(s, re));
  32
  33   auto loc = re.imbue(re.getloc());
  34   VERIFY(!std::regex_search(s, re));
  35 }
  36
  37 int
  38 main()
  39 {
  40   test01();
  41   return 0;
  42 }