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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. static int x = 0;
  5.  
  6. extern "C" {
  7.     static void do_my_pre_init(void) {
  8.         x += 10;
  9.     }
  10.     __attribute__ ((section (".preinit_array"))) void(*p_init)(void) = &do_my_pre_init;
  11. }
  12.  
  13. int main() {
  14. 	cout << x << std::endl;
  15. 	// your code goes here
  16. 	return 0;
  17. }
Success #stdin #stdout 0s 3468KB
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stdin
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Standard input is empty
stdout
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10
https://ideone.com/rAvPlz
language:
C++14 (gcc 8.3)
created:
8 years ago
visibility:
public

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