// { dg-do assemble }
// Based on a testcase by Ruslan Shevchenko <Ruslan@Shevchenko.Kiev.UA>
struct B {
virtual ~B();
};
struct D : public B {
void foo() {
B x;
dynamic_cast<D*>(&x); // { dg-warning "" } will never succeed
B* p = &x;
dynamic_cast<D*>(p);
}