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Stripping-functions

Vl-namedarg-strip

Signature
(vl-namedarg-strip x) → x-strip
Arguments: x — Guard (vl-namedarg-p x).
Returns: x-strip — Type (vl-namedarg-p x-strip).

Definitions and Theorems

Function: vl-namedarg-strip

(defun vl-namedarg-strip (x)
 (declare (xargs :guard (vl-namedarg-p x)))
 (let ((__function__ 'vl-namedarg-strip))
  (declare (ignorable __function__))
  (b* (((vl-namedarg x) x))
    (change-vl-namedarg x
                        :expr (if x.expr (vl-expr-strip x.expr) nil)
                        :atts nil))))

Theorem: vl-namedarg-p-of-vl-namedarg-strip

(defthm vl-namedarg-p-of-vl-namedarg-strip
  (b* ((x-strip (vl-namedarg-strip x)))
    (vl-namedarg-p x-strip))
  :rule-classes :rewrite)

Theorem: vl-namedarg-strip-of-vl-namedarg-fix-x

(defthm vl-namedarg-strip-of-vl-namedarg-fix-x
  (equal (vl-namedarg-strip (vl-namedarg-fix x))
         (vl-namedarg-strip x)))

Theorem: vl-namedarg-strip-vl-namedarg-equiv-congruence-on-x

(defthm vl-namedarg-strip-vl-namedarg-equiv-congruence-on-x
  (implies (vl-namedarg-equiv x x-equiv)
           (equal (vl-namedarg-strip x)
                  (vl-namedarg-strip x-equiv)))
  :rule-classes :congruence)