Subversion Repositories openrisc

/* Verify that ipa-cp correctly detects the dynamic type of an object

   under construction when doing devirtualization.  */

/* { dg-do run } */

/* { dg-options "-O3 -fno-early-inlining -fno-inline"  } */

extern "C" void abort (void);

class B;

class A

{

public:

  int data;

  A();

  A(B *b);

  virtual int foo (int i);

};

class B : public A

{

public:

  virtual int foo (int i);

};

class C : public A

{

public:

  virtual int foo (int i);

};

int A::foo (int i)

{

  return i + 1;

}

int B::foo (int i)

{

  return i + 2;

}

int C::foo (int i)

{

  return i + 3;

}

static int middleman (class A *obj, int i)

{

  return obj->foo (i);

}

int __attribute__ ((noinline,noclone)) get_input(void)

{

  return 1;

}

A::A ()

{

}

A::A (B *b)

{

  if (middleman (b, get_input ()) != 3)

    abort ();

}

static void bah ()

{

  B b;

  A a(&b);

}

int main (int argc, char *argv[])

{

  int i;

  for (i = 0; i < 10; i++)

    bah ();

  return 0;

}