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  1. #include <iostream>
  2.  
  3. using std::cout;
  4.  
  5. struct A
  6. {
  7.     int a;
  8.     char b;
  9.     A(){ a = 4; }
  10. };
  11.  
  12. struct B
  13. {
  14.     int c;
  15.     B(){ c = 5; }
  16. };
  17.  
  18. A *a = new A;
  19. B *b = new B;
  20.  
  21. int main()
  22. { 
  23.     a = static_cast<A*>(b); 
  24.     cout << a -> a; //5
  25. }
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin 
Standard input is empty
compilation info 
prog.cpp: In function ‘int main()’:
prog.cpp:23:26: error: invalid static_cast from type ‘B*’ to type ‘A*’
     a = static_cast<A*>(b); 
                          ^
stdout 
Standard output is empty
https://ideone.com/2XWqUK
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
public

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