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