Basic constructor macro for sign-minus structures.
(make-sign-minus )
This is the usual way to construct sign-minus structures. It simply conses together a structure with the specified fields.
This macro generates a new sign-minus structure from scratch. See also change-sign-minus, which can "change" an existing structure, instead.
This is an ordinary
Macro:
(defmacro make-sign-minus (&rest args) (std::make-aggregate 'sign-minus args 'nil 'make-sign-minus nil))
Function:
(defun sign-minus nil (declare (xargs :guard t)) (let ((__function__ 'sign-minus)) (declare (ignorable __function__)) (cons :minus (list))))