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  1. #include <iostream>
  2. #include <cstdint>
  3.  
  4. class A {
  5. 	public:
  6. 		virtual ~A () {}
  7. };
  8.  
  9. class B : public A {
  10. };
  11.  
  12. class C : public A {
  13. };
  14.  
  15. int main() {
  16. 	uint8_t x;
  17. 	int32_t y = -4321238;
  18. 	int* z;
  19. 	B b;
  20. 	A& a = b;
  21.  
  22. 	try {
  23. 		std::cout << "Casting Integers" << std::endl;
  24. 		x = static_cast<uint8_t> (y);
  25. 		std::cout << x << std::endl;
  26.  
  27. 		std::cout << "Reinterpret casting pointers" << std::endl;
  28. 		z = reinterpret_cast<int*> (y);
  29.  
  30. 		C* pc = dynamic_cast<C*> (&a);
  31. 		std::cout << pc << std::endl;
  32.  
  33. 		std::cout << "Reinterpret casting references" << std::endl;
  34. 		C& rc = dynamic_cast<C&> (a);
  35. 		std::cout << &rc << std::endl;
  36. 	} catch (...) {
  37. 		std::cout << "Exception!\n";
  38. 	}
  39.  
  40. 	return 0;
  41. }
Success #stdin #stdout 0s 4548KB
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stdin
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Standard input is empty
stdout
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Casting Integers
*
Reinterpret casting pointers
0
Reinterpret casting references
Exception!
https://ideone.com/96Xfso
language:
C++ (gcc 8.3)
created:
7 years ago
visibility:
public

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