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Pointed-integers

Sshort-read

Representation of a read of a pointed type signed short.

Signature
(sshort-read x) → x
Arguments: x — Guard (star (sshortp x)).
Returns: x — Type (sshortp x).

Definitions and Theorems

Function: sshort-read

(defun sshort-read (x)
  (declare (xargs :guard (star (sshortp x))))
  (let ((__function__ 'sshort-read))
    (declare (ignorable __function__))
    (sshort-fix x)))

Theorem: sshortp-of-sshort-read

(defthm sshortp-of-sshort-read
  (b* ((x (sshort-read x))) (sshortp x))
  :rule-classes :rewrite)