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// { dg-do run  }

// { dg-options "-O2" }

//

// Copyright (C) 2001 Free Software Foundation, Inc.

// Contributed by Nathan Sidwell 26 May 2001 

// Bug 2823. Inlineing the body of a thunk broke things. But that's

// rarely a sensible thing to do anyway.

#include 

#include 

int objCount = 0;

struct Thing

{

  int count;

  Thing ();

  Thing (Thing const &src);

  ~Thing ();

};

Thing::Thing ()

  :count (0)

{

  objCount++;

  std::printf ("%p %s\n", (void *)this,__PRETTY_FUNCTION__);

}

Thing::Thing (Thing const &src)

  :count (0)

{

  objCount++;

  std::printf ("%p %s\n", (void *)this, __PRETTY_FUNCTION__);

}

Thing::~Thing ()

{

  std::printf ("%p %s\n", (void *)this, __PRETTY_FUNCTION__);

  if (count)

    std::abort ();

  count--;

  objCount--;

}

void x(Thing name)

{

  // destruct name here

}

class Base

{

  public:

  virtual void test(const Thing& s) = 0;

};

class Impl : virtual public Base

{

  public:

  virtual void test(const Thing& s)

  {

    x(s); // copy construct temporary

  }

};

int main()

{

  Impl *impl = new Impl();

  impl->test( Thing ());        // This will use a thunk

  return objCount != 0;

}