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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. struct A{
  5. 	A(){
  6. 		std::cout << "new A\n";
  7. 	}
  8. 	~A(){
  9. 		std::cout << "delete A\n";
  10. 	}
  11. };
  12.  
  13. class B{
  14. 	A *a;
  15. public:
  16. 	B(): a(new A){
  17. 		//Нормальный конструктор
  18. 	}
  19. 	B(int i): a(new A){
  20. 		//Конструктор с исключенеим
  21. 		throw i;
  22. 	}
  23.  
  24. 	~B(){
  25. 		delete a;
  26. 	}
  27. };
  28.  
  29. int main() {
  30. 	B b1; //Все хорошо
  31. 	try{
  32. 		B b2(42); //Детруктор не вызван
  33. 	}catch(...){
  34.  
  35. 	}
  36. 	return 0;
  37. }
Success #stdin #stdout 0s 3468KB
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stdin
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Standard input is empty
stdout
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new A
new A
delete A
https://ideone.com/kcYdNy
language:
C++14 (gcc 8.3)
created:
7 years ago
visibility:
public

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