C++ 基类调用派生类非虚函数

#include <iostream>
#include <string>
using namespace std;
class CAnimal
{
public:
CAnimal(){cout<< "animal constructor" <<endl;}
virtual ~CAnimal(){cout<< "animal destructor" <<endl;}
virtual void speek() const{cout<< "animal speek" <<endl;}
};
class CDog:public CAnimal
{
public:
CDog(){ cout<< "dog constructor" <<endl;}
virtual ~CDog(){cout<< "dog destructor" <<endl;}
virtual void speek() const {cout<< "dog speek" <<endl;}
void move() const {cout<< "dog move one step" <<endl;}
};
class CCat:public CAnimal
{
public:
CCat(){ cout<< "cat constructor" <<endl;}
virtual ~CCat(){cout<< "cat destructor" <<endl;}
virtual void speek() const {cout<< "cat speek" <<endl;}
void run() const {cout<< "cat run one step" <<endl;}
};
int main()
{
CAnimal *pBase = new CDog;
static_cast<CDog*>(pBase)->move();
delete pBase;

CAnimal *pBase2 = new CCat;
static_cast<CCat*>(pBase2)->run();

delete pBase2;
return 0;
}