fork(2) download
copy 
  1. #include <iostream>
  2. #include <utility>
  3.  
  4. struct A
  5. {
  6.     A() {}
  7.     A(A && other) 
  8.     {
  9.         std::cout << "moved (using move-constructor) " << std::endl;
  10.     }
  11.     A& operator=(A && other) 
  12.     {
  13.         std::cout << "moved (using move-assignment) " << std::endl;
  14.         return *this;
  15.     } 
  16.     A(A const & other) 
  17.     {
  18.         std::cout << "copied (using copy-constructor) " << std::endl;
  19.     }
  20.     A& operator=(A const & other) 
  21.     {
  22.         std::cout << "copied (using copy-assignment) " << std::endl;
  23.         return *this;
  24.     }
  25. };
  26.  
  27. struct B
  28. {
  29.    A a;
  30.    B() {}
  31. };
  32.  
  33. int main() 
  34. {  
  35.    B b1,b2;
  36.    b1 = std::move(b1);
  37. }
Success #stdin #stdout 0s 2828KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
copied (using copy-assignment)
https://ideone.com/tMqUo
language:
C++14 (gcc 8.3)
created:
12 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!