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Fundef

Fundef->declor

Get the declor field from a fundef.

Signature
(fundef->declor x) → declor
Arguments: x — Guard (fundefp x).
Returns: declor — Type (fun-declorp declor).

This is an ordinary field accessor created by fty::defprod.

Definitions and Theorems

Function: fundef->declor$inline

(defun fundef->declor$inline (x)
  (declare (xargs :guard (fundefp x)))
  (declare (xargs :guard t))
  (let ((__function__ 'fundef->declor))
    (declare (ignorable __function__))
    (mbe :logic
         (b* ((x (and t x)))
           (fun-declor-fix (cdr (std::da-nth 1 (cdr x)))))
         :exec (cdr (std::da-nth 1 (cdr x))))))

Theorem: fun-declorp-of-fundef->declor

(defthm fun-declorp-of-fundef->declor
  (b* ((declor (fundef->declor$inline x)))
    (fun-declorp declor))
  :rule-classes :rewrite)

Theorem: fundef->declor$inline-of-fundef-fix-x

(defthm fundef->declor$inline-of-fundef-fix-x
  (equal (fundef->declor$inline (fundef-fix x))
         (fundef->declor$inline x)))

Theorem: fundef->declor$inline-fundef-equiv-congruence-on-x

(defthm fundef->declor$inline-fundef-equiv-congruence-on-x
  (implies (fundef-equiv x x-equiv)
           (equal (fundef->declor$inline x)
                  (fundef->declor$inline x-equiv)))
  :rule-classes :congruence)