Function run_malloc

malloc2/benchmarks.c:10–23

#define GET_SIZE() ((rand() % MAX_SIZE) + 1)

static void run_malloc() {
  int *ps[N];
  hc_time_t t = hc_now();
  
  for (int i = 0; i < N; i++) {
    ps[i] = malloc(GET_SIZE());
  }

  for (int i = 0; i < N; i++) {
    free(ps[i]);
  }

  hc_time_print(&t, "malloc: "); 
}

static void run_bump() {
  struct hc_bump_alloc a;