fork(1) download
copy 
  1. #include <iostream>
  2.  
  3. template <class Derived>
  4. class Base {
  5. public:
  6.     Base(Derived& d) : derived(d) {}
  7.     void f() { std::cout << "Base\n"; }
  8.     virtual ~Base() { derived.f(); }
  9. private:
  10.     Derived& derived;
  11. };
  12.  
  13. class Derived : public Base<Derived> {
  14. public:
  15.     Derived() : Base<Derived>(*this) {}
  16.     virtual void f() { std::cout << "Derived\n"; }
  17. };
  18.  
  19. int main() {
  20.     Derived d;
  21. }
  22.  
Runtime error #stdin #stdout 0s 3336KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
Standard output is empty
https://ideone.com/EiTkoC
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!