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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. struct A {
  5. 	A() {cout<<"A:"<<this<<endl;}
  6. 	~A() {cout<<"~A:"<<this<<endl;}
  7. 	void f() const {cout<<x<<endl;}
  8. 	int x = 5;
  9. };
  10.  
  11. struct B {
  12. B(const A& a) : a(a) {
  13. 	cout<<"B"<<endl;
  14. }
  15. void g() {
  16. 	a.f();
  17. }
  18. const A a;
  19. };
  20.  
  21. int main() {
  22. 	// your code goes here
  23. 	B*b;
  24. 	{
  25. 	A a;
  26. 	cout<<"before f"<<endl;
  27. 	b = new B(move(a));
  28. 	cout<<"after f"<<endl;
  29. 	a.f();
  30. 	}
  31. 	b->g();
  32. 	return 0;
  33. }
Success #stdin #stdout 0.01s 5548KB
comments (?)
stdin
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Standard input is empty
stdout
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A:0x7ffdf34fe734
before f
B
after f
5
~A:0x7ffdf34fe734
5
https://ideone.com/01GjSd
language:
C++14 (gcc 8.3)
created:
1 year ago
visibility:
public

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