noalias, again

[Doug Gwyn]

In article <7506 at brl-smoke.ARPA> I wrote:
>... in which case the first n bytes of the
>result would not be what you expect.

Of course as soon as I sent this off I realized that the string
gets scrambled worse than that, so please don't flood the net
with corrections.  (The last n bytes get copied over and over
down the array.  I think.)  This doesn't affect the point I was
making.