text: // { dg-options "-std=gnu++17" }
  
  // Copyright (C) 2013-2019 Free Software Foundation, Inc.
  //
  // This file is part of the GNU ISO C++ Library.  This library is free
  // software; you can redistribute it and/or modify it under the
  // terms of the GNU General Public License as published by the
  // Free Software Foundation; either version 3, or (at your option)
  // any later version.
  
  // This library is distributed in the hope that it will be useful,
  // but WITHOUT ANY WARRANTY; without even the implied warranty of
  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  // GNU General Public License for more details.
  
  // You should have received a copy of the GNU General Public License along
  // with this library; see the file COPYING3.  If not see
  // <http://www.gnu.org/licenses/>.
  
  namespace operations_rfind_2 {
  
  // basic_string_view::find_last_of
  
  void
  test02()
  {
    gdb::string_view z("ab");
    gdb::string_view::size_type pos;
    pos = z.find_last_of("ab");
    VERIFY( pos == 1 );
    pos = z.find_last_of("Xa");
    VERIFY( pos == 0 );
    pos = z.find_last_of("Xb");
    VERIFY( pos == 1 );
    pos = z.find_last_of("XYZ");
    VERIFY( pos == gdb::string_view::npos );
    pos = z.find_last_of('a');
    VERIFY( pos == 0 );
    pos = z.find_last_of('b');
    VERIFY( pos == 1 );
    pos = z.find_last_of('X');
    VERIFY( pos == gdb::string_view::npos );
  }
  
  int
  main()
  {
    test02();
  
    return 0;
  }
  
  } // namespace operations_rfind_2
  