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// { dg-do compile }

// { dg-options "-Wall" }

// Copyright (C) 2003 Free Software Foundation, Inc.

// Contributed by Nathan Sidwell 2 Sep 2003 

// PR 12037.

struct X

{

  int operator+(int);

  int operator-(int);

  int operator*(int);

  int operator/(int);

  int operator%(int);

  int operator>>(int);

  int operator<<(int);

  int operator&(int);

  int operator|(int);

  int operator^(int);

  int operator&&(int);

  int operator||(int);

  int operator==(int);

  int operator!=(int);

  int operator<(int);

  int operator<=(int);

  int operator>(int);

  int operator>=(int);

  int operator*();

  int operator!();

  int operator~();

  int operator++();

  int operator--();

  int operator++(int);

  int operator--(int);

  int operator()();

  int operator,(int);

  X *operator->();

  operator int () const;

  int m;

  virtual ~X ();

  X &Foo ();

};

struct Y : X

{

};

template void Foo (X &x)

{

  x + I;

  x - I;

  x * I;

  x / I;

  x % I;

  x >> I;

  x << I;

  x & I;

  x | I;

  x && I;

  x || I;

  x == I;

  x != I;

  x < I;

  x <= I;

  x > I;

  x >= I;

  *x;

  !x;

  ~x;

  x++;

  x--;

  ++x;

  --x;

  x ();

  x, I;

  x->m;

  static_cast (x);

  dynamic_cast (x);

  reinterpret_cast (x.Foo ()); // { dg-error "invalid cast" }

  const_cast (x.Foo ());       // { dg-warning "not used" }

  reinterpret_cast (&x);// { dg-warning "no effect" "" }

  const_cast (x);         // { dg-warning "no effect" "" }

  sizeof (x++);                // { dg-warning "no effect" "" }

  __alignof__ (x++);           // { dg-warning "no effect" "" }

}

template void Foo<4> (X&);     // { dg-warning "instantiated" }