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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() 
  5. {
  6. 	volatile int a0, a1, a2, a3, a4;
  7. 	a0 = a1 = a2 = a3 = a4 = 0;
  8. 	cout << a0 << a1 << a2 << a3 << a4 << "\n";
  9. 	(&a0)[3] = 1;
  10. 	cout << a0 << a1 << a2 << a3 << a4 << "\n";
  11. }
Success #stdin #stdout 0s 4544KB
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Standard input is empty
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00000
00010
https://ideone.com/eUJSLo
UB vars
language:
C++14 (gcc 8.3)
created:
4 years ago
visibility:
secret

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