classes.tuple: can't assume hashcode* returns fixnum.
classes.tuple: can't assume hashcode* returns fixnum.

erg/factor,erg/factor,mcandre/factor,erg/factor,erg/factor,mcandre/factor,mcandre/factor,mcandre/factor,erg/factor,erg/factor,mcandre/factor,mcandre/factor,mcandre/factor,erg/factor