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