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  1. #include <iostream>
  2.  
  3. class A{
  4. 	public:
  5. 	A(){}
  6. 	explicit A(const A &other){ std::cout << "Copy\n";}
  7. 	~A(){}
  8.  
  9. 	A &operator= (const A &other){
  10. 		std::cout << "Assign\n";
  11. 		return *this;
  12. 	}
  13. };
  14.  
  15.  
  16. int main() {
  17. 	A foo;
  18. 	A bar = foo;
  19. 	bar = foo;
  20. 	return 0;
  21. }
Compilation error #stdin compilation error #stdout 0s 3468KB
comments (?)
stdin
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Standard input is empty
compilation info 
prog.cpp: In function 'int main()':
prog.cpp:18:10: error: no matching function for call to 'A::A(A&)'
  A bar = foo;
          ^
prog.cpp:5:2: note: candidate: A::A()
  A(){}
  ^
prog.cpp:5:2: note:   candidate expects 0 arguments, 1 provided
stdout
copy 
Standard output is empty
https://ideone.com/yAanDi
language:
C++14 (gcc 8.3)
created:
7 years ago
visibility:
public

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