1#include <unistd.h>
2
3constexpr int LOOP_COUNT = 100000000;
4
5void ParentFunction() {
6  for (volatile int i = 0; i < LOOP_COUNT; ++i) {
7  }
8}
9
10void ChildFunction() {
11  for (volatile int i = 0; i < LOOP_COUNT; ++i) {
12  }
13}
14
15int main() {
16  pid_t pid = fork();
17  if (pid == 0) {
18    ChildFunction();
19    return 0;
20  } else {
21    ParentFunction();
22  }
23  return 0;
24}
25