fork download
copy 
  1. #include <iostream>
  2. using namespace std;
  3.  
  4. class Number
  5. {
  6.     public:
  7.         // Implicit CTOR since we didn't define one
  8.         // Non initialized member
  9.         int notGood;
  10.  
  11.         virtual void f(){}
  12. };
  13.  
  14. // isGood.notGood will be 0;
  15. Number isGood;
  16.  
  17. int main()
  18. {
  19.     Number wontWork;
  20.     cout << wontWork.notGood << endl;
  21.     cout << isGood.notGood << endl;
  22.     return 0;
  23. }
Success #stdin #stdout 0s 2896KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
-1217892364
0
https://ideone.com/Bz7n2X
language:
C++ (gcc 8.3)
created:
11 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!