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  1. #include <iostream>
  2. #include <utility>
  3.  
  4. struct X
  5. {
  6.   X() = default;
  7.   X(X const &) { std::cout << "Copy X\n"; }
  8.   X(X &&) { std::cout << "Move X\n"; }
  9. };
  10.  
  11. struct Foo
  12. {
  13.   X * p;
  14.   template <typename T> Foo(T t) : p(new T(std::move(t))) { }
  15. };
  16.  
  17. int main()
  18. {
  19.   X x;
  20.   Foo a { X() };
  21.   Foo b { x };
  22.   Foo c { std::move(x) };
  23.   //Foo d(10); // Error
  24. }
  25.  
Success #stdin #stdout 0s 3472KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
Move X
Copy X
Move X
Move X
Move X
https://ideone.com/N3BvBc
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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