/*
 * "SOME_STRING" has dy-scope Id -1 and Variable Id 0
 * It should not be considered in heap memory because its dy-scope Id is less than 0. 
 */

static char * x2s() {
  return "SOME_STRING";
}

int main() {
  int *p = (int*)$malloc($here, sizeof(int));
  char *q = x2s();
  $free(p);
}