dcast1.c

来自「gcc3.2.1源代码」· C语言 代码 · 共 16 行

// Build don't link:

class C {
public:
  virtual void f();
};

extern volatile C* cp;
extern volatile C& cr;

void f ()
{
  dynamic_cast<void*>(cp); // ERROR - cannot dynamic_cast
  dynamic_cast<C&>(cr); // ERROR - cannot dynamic_cast
}