Say explicitly that eq is useful for chars; xref number comparison, lispref 2008-05-27 Aidan Kehoe <kehoea@parhasard.net> * lispref/objects.texi (Equality Predicates): Cross reference to the section on comparison of numbers when talking about using #'eq with integers; also mention that #'eq gives t when passed identical integers, and that #'char= is also available there.