1 // { dg-do run  }
2 // Author: Alfred Miniarik <a8601248@unet.univie.ac.at>
3 // test of dynamic_cast
4 // runtime detecting of nonpublic
5 // inheritance within a cast
6 // and therefor failing with result 0.
7 
8 extern "C" void abort();
9 extern "C" int printf (const char *, ...);
10 
11 static int errors = 0;
12 
error(int i)13 void error(int i)
14 {
15   printf("Error %i\n",i);
16   errors++;
17 }
18 
~AA19 struct A {virtual ~A(){}};
20 struct B : private virtual A {};
21 struct C : virtual A {};
22 struct D : B, C {};
23 
24 int
main()25 main()
26 {
27   D d;
28   A* ap= &d;
29   if(&d != dynamic_cast<D*>(ap)) error(1);
30   if((B*)&d != dynamic_cast<B*>(ap)) error(2);
31   if((C*)&d != dynamic_cast<C*>(ap)) error(3);
32   return errors ? 1 : 0;
33 }
34