text: char bar(void) {
      return 'a';
  }
  
  int foo(void) {
      int x = 5;
      return x;
  }
  
  int main(int argc, char **argv) {
      if(argc < 4) {
          int i = foo();
          while(i > 0) {
              ;
              i--;
          }
      } else {
          do {
              continue;
          } while(0);
      }
  
      while(1) {
          bar();
          break;
      }
  
      return 0;
  }