Subversion Repositories openrisc

/* Verify that simple virtual calls using this pointer are converted

   to direct calls by ipa-cp.  */

/* { dg-do run } */

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

extern "C" void abort (void);

class A

{

public:

  int data;

  virtual int foo (int i);

  int middleman (int i)

  {

    return foo (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;

}

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

{

  return 1;

}

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

{

  class B b;

  int i;

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

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

      abort ();

  return 0;

}

/* { dg-final { scan-ipa-dump "Discovered a virtual call to a known target.*B::foo"  "cp"  } } */

/* { dg-final { cleanup-ipa-dump "cp" } } */