rtti.cpp

#include <cstdio>
#include <typeinfo>

struct A {
	//virtual ~A(){} //#uncomment to enable rtti for this inheritance hierarchy
};

struct B : A {};

void func(A* a1, A* a2) {
	if(typeid(*a1) == typeid(*a2))
		printf("they are the same!\n");
	
	//# do not compile unless there is polymorphism
	//if(dynamic_cast<B*>(a1))
	//	printf("wtf1\n");
	//if(dynamic_cast<B*>(a2))
	//	printf("wtf2\n");
	
	printf("%s\n", typeid(*a1).name());
	printf("%s\n", typeid(*a2).name());
}

int main(int argc, char** argv) {
	A a;
	B b;
	
	func(&a,&b);
	
	return 0;
}