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// { dg-do run  }

// Author: Alfred Miniarik 

// test of dynamic_cast

// runtime detecting of nonpublic

// inheritance within a cast

// and therefor failing with result 0.

extern "C" void abort();

extern "C" int printf (const char *, ...);

static int errors = 0;

void error(int i)

{

  printf("Error %i\n",i);

  errors++;

}

struct A {virtual ~A(){}};

struct B : private virtual A {};

struct C : virtual A {};

struct D : B, C {};

int

main()

{

  D d;

  A* ap= &d;

  if(&d != dynamic_cast(ap)) error(1);

  if((B*)&d != dynamic_cast(ap)) error(2);

  if((C*)&d != dynamic_cast(ap)) error(3);

  return errors ? 1 : 0;

}