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@yifu
Created September 21, 2012 15:32
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#include <iostream>
#include <memory>
struct A
{
virtual void process();
};
struct B : public A
{
virtual void process();
};
void A::process() { std::cout << "A process" << std::endl; }
void B::process() { std::cout << "B process" << std::endl; }
typedef std::auto_ptr<B> (*func_def)();
std::auto_ptr<B> f()
{
return std::auto_ptr<B>(new B);
}
int main()
{
// f();
func_def func = f;
std::auto_ptr<A> test((*func)());
test->process();
}
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