Re: Make factorial(0::int2) return 1, as per spec.

Change made for int2 and int4.

---------------------------------------------------------------------------

Florian Weimer wrote:
> sugita@sra.co.jp writes:
>
> > -    if (arg1 < 1)
> > +    if (arg1 == 0)
> > +        result = 1;
> > +    else if (arg1 < 1)
> >          result = 0;
> >      else
> >          for (result = 1; arg1 > 0; --arg1)
>
> The second "if" should compare with 0, not 1.  (It doesn't make a
> difference, it's only about readability.)
>
> --
> Florian Weimer                       Weimer@CERT.Uni-Stuttgart.DE
> University of Stuttgart           http://CERT.Uni-Stuttgart.DE/people/fw/
> RUS-CERT                          +49-711-685-5973/fax +49-711-685-5898
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