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Fun-declor

Fun-declor-kind

Get the kind (tag) of a fun-declor structure.

Signature
(fun-declor-kind x) → kind
Arguments: x — Guard (fun-declorp x).

Definitions and Theorems

Function: fun-declor-kind$inline

(defun fun-declor-kind$inline (x)
  (declare (xargs :guard (fun-declorp x)))
  (let ((__function__ 'fun-declor-kind))
    (declare (ignorable __function__))
    (mbe :logic (cond ((or (atom x) (eq (car x) :base)) :base)
                      (t :pointer))
         :exec (car x))))

Theorem: fun-declor-kind-possibilities

(defthm fun-declor-kind-possibilities
  (or (equal (fun-declor-kind x) :base)
      (equal (fun-declor-kind x) :pointer))
  :rule-classes
  ((:forward-chaining :trigger-terms ((fun-declor-kind x)))))