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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. class Base {
  5. public:
  6.     Base(){
  7.         cout<<"create Base "<<this<<endl;
  8.     }
  9.     Base(const Base& a){
  10.         cout<<"create copy Base "<<this<<" "<<&a<<endl;
  11.     }
  12.     Base(Base&& a)  
  13.     {
  14.         cout<<"create move Base "<<this<<" "<<&a<<endl;
  15.     }
  16.     ~Base() {
  17.         cout<<"deleting Base "<<this<<endl;
  18.     }
  19.  
  20.     Base & operator = (const Base &a)
  21.     {
  22.     	cout<<"operator "<<this<<" "<<&a<<endl;
  23.     	return *this;
  24.     }
  25.     Base & operator = (const Base &&a)
  26.     {
  27.     	cout<<"operator move "<<this<<" "<<&a<<endl;
  28.     	return *this;
  29.     }
  30.  
  31.  
  32. };
  33.  
  34. Base func (Base x)
  35. {
  36. 	cout<<"*********************"<<endl;
  37.  
  38. 	return Base(x);
  39. }
  40.  
  41. int main()
  42. {
  43.  
  44.         Base a;
  45.  
  46.  
  47.        Base b; 
  48.  
  49.         cout<<"!!!!!!!!!!!!!!!!!!!!!!!!!!"<<endl;
  50.  
  51.        b = func (a);
  52.  
  53.        cout<<"!!!!!!!!!!!!!!!!!!!!!!!!!!"<<endl;
  54.  
  55.     return 0;
  56. }
Success #stdin #stdout 0s 3464KB
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stdin
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Standard input is empty
stdout
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create Base 0xbfbbf59c
create Base 0xbfbbf59d
!!!!!!!!!!!!!!!!!!!!!!!!!!
create copy Base 0xbfbbf59e 0xbfbbf59c
*********************
create copy Base 0xbfbbf59f 0xbfbbf59e
operator move 0xbfbbf59d 0xbfbbf59f
deleting Base 0xbfbbf59f
deleting Base 0xbfbbf59e
!!!!!!!!!!!!!!!!!!!!!!!!!!
deleting Base 0xbfbbf59d
deleting Base 0xbfbbf59c
https://ideone.com/wGbfcU
language:
C++14 (gcc 8.3)
created:
8 years ago
visibility:
public

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