Modifying constructor for unop-neg structures.
(change-unop-neg x
)
This is an often useful alternative to make-unop-neg.
We construct a new unop-neg structure that is a copy of
This is an ordinary
Macro:
(defmacro change-unop-neg (x &rest args) (std::change-aggregate 'unop-neg x args 'nil 'change-unop-neg 'nil))