		Search-engine friendly clone of the ACL2 documentation.

Fundef

Fundef->info

Get the info field from a fundef.

Signature
(fundef->info x) → info
Arguments: x — Guard (fundefp x).
Returns: info — Type (acl2::any-p info).

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

Definitions and Theorems

Function: fundef->info$inline

(defun fundef->info$inline (x)
  (declare (xargs :guard (fundefp x)))
  (declare (xargs :guard t))
  (mbe :logic
       (b* ((x (and t x)))
         (identity (cdr (cdr (cdr x)))))
       :exec (cdr (cdr (cdr x)))))

Theorem: any-p-of-fundef->info

(defthm any-p-of-fundef->info
  (b* ((info (fundef->info$inline x)))
    (acl2::any-p info))
  :rule-classes :rewrite)

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

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

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

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