fork download 
  1. #include <cstdio>	// for printf.
  2.  
  3. struct b
  4. {
  5. 	virtual ~b() = 0;
  6. 	virtual auto f() -> void = 0;
  7. };
  8.  
  9. // 気が変わった
  10. b::~b(){}
  11.  
  12. struct d : b
  13. {
  14. 	virtual ~d() {}
  15. 	auto f() -> void override { std::printf("d::f\n"); };
  16. };
  17.  
  18. auto main() -> int
  19. {
  20. 	d i;
  21. 	static_cast<b *>(&i)->f();
  22. }
  23.  
Success #stdin #stdout 0s 3340KB
comments (?)
stdin 
Standard input is empty
stdout 
d::f
https://ideone.com/C4qbw2
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
secret

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!