patch to clean up warning on alpha-dec-osf4.0

[Richard Henderson]

> !       sprintf (buf, "%s%d", t, (int) XEXP (x, 0));
> --- 6089,6099 ----
> !       sprintf (buf, "%s%d", t, !! XEXP (x, 0));

That's not correct.  What is wanted is REGNO(x), and,
just below, SUBREG_WORD(x).


r~