typecheck.cpp

class A{
	public:
		A():v(0){}
		A* incr(){
			v++;
			return this;
		}
	private:
		int v;
};

class B: public A{
	public:
		B(int _v):A(_v),name(0){}
		char* name;
};

int main(){
	B* val = (new B(10))->incr(); 
}