// basic_test.cc -- a test case for gold

// Copyright (C) 2013-2021 Free Software Foundation, Inc.
// Written by Cary Coutant <ccoutant@google.com>.

// This file is part of gold.

// This program 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 of the License, or
// (at your option) any later version.

// This program 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 program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
// MA 02110-1301, USA.

// Define a class, but leave its key function undefined.

class C
{
 public:
  C() : c(1) { }
  virtual void set();
  virtual void clear();
  int c;
};

void
C::clear()
{
  c = 0;
}

int
main()
{
  C c;
  c.clear();
  return c.c;
}
