dtor8.c

this is a gcc file, you can download it and learn its usetility, for further detail please look at t

// Special g++ Options: -O1
// Origin: Mark Mitchell <[e-mail]>

int result;

struct S
{
  S ();
  S (const S&);
  ~S ();
  
  int i;
  double d[18];
};

S* s;

S::S ()
{
  s = this;
}

S::~S ()
{
  if (s != this)
    result = 1;
}

inline S f ()
{
  return S ();
}

int main ()
{
  f ();
  return result;
}