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Statement-const

Statement-const->get

Get the get field from a statement-const.

Signature
(statement-const->get x) → get
Arguments: x — Guard (statementp x).
Returns: get — Type (constdeclp get).

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

Definitions and Theorems

Function: statement-const->get$inline

(defun statement-const->get$inline (x)
  (declare (xargs :guard (statementp x)))
  (declare (xargs :guard (equal (statement-kind x) :const)))
  (let ((__function__ 'statement-const->get))
    (declare (ignorable __function__))
    (mbe :logic
         (b* ((x (and (equal (statement-kind x) :const)
                      x)))
           (constdecl-fix (std::da-nth 0 (cdr x))))
         :exec (std::da-nth 0 (cdr x)))))

Theorem: constdeclp-of-statement-const->get

(defthm constdeclp-of-statement-const->get
  (b* ((get (statement-const->get$inline x)))
    (constdeclp get))
  :rule-classes :rewrite)

Theorem: statement-const->get$inline-of-statement-fix-x

(defthm statement-const->get$inline-of-statement-fix-x
  (equal (statement-const->get$inline (statement-fix x))
         (statement-const->get$inline x)))

Theorem: statement-const->get$inline-statement-equiv-congruence-on-x

(defthm statement-const->get$inline-statement-equiv-congruence-on-x
  (implies (statement-equiv x x-equiv)
           (equal (statement-const->get$inline x)
                  (statement-const->get$inline x-equiv)))
  :rule-classes :congruence)

Theorem: statement-const->get-when-wrong-kind

(defthm statement-const->get-when-wrong-kind
  (implies (not (equal (statement-kind x) :const))
           (equal (statement-const->get x)
                  (constdecl-fix nil))))