On Thu, Feb 14, 2002 at 05:09:46PM +0100, Gwenole Beauchesne wrote: > i.e. why testing for (dreg >= 0) instead of, for example, > (REGNO (SET_DEST (body)) >= FIRST_PSEUDO_REGISTER), > or (dreg >= FIRST_PSEUDO_REGISTER) ? Reg_renumber for unassigned pseudos should be -1. That's what's being tested here. r~