Re: [PATCH 1/5] add SWAP macro

> diff --git a/prio-queue.c b/prio-queue.c
> index 17252d231..fc3860fdc 100644
> --- a/prio-queue.c
> +++ b/prio-queue.c
> @@ -21,7 +21,7 @@ void prio_queue_reverse(struct prio_queue *queue)
>
>         if (queue->compare != NULL)
>                 die("BUG: prio_queue_reverse() on non-LIFO queue");
> -       for (i = 0; i <= (j = (queue->nr - 1) - i); i++)
> +       for (i = 0; i < (j = (queue->nr - 1) - i); i++)
>                 swap(queue, i, j);
>  }