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

[Jeffrey A Law]

  In message < 199709082302.QAA05088@dot.cygnus.com >you write:
  > > !       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).
You're absolutely correct.  I've fixed this.
jeff