dgodfrey206

#include <new>

struct Parent { };
struct Child : Parent { };

struct Tag { };

int main()
{
    const Child c;

dgodfrey206

struct Parent { virtual ~Parent() = default; };
struct Child : private virtual Parent { };

int main()
{
    Child c0;
    
    Parent& p0 = static_cast<Parent&>(c0); // FAILS, Parent is inaccessible
    
    Parent& p1 = (Parent&)(c0); // OK ( [expr.cast]/p4.6 ), chooses static_cast