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Vl-warning

Vl-warning-p

Recognizer for vl-warning structures.

Signature
(vl-warning-p x) → *

Definitions and Theorems

Function: vl-warning-p

(defun vl-warning-p (x)
 (declare (xargs :guard t))
 (let ((__function__ 'vl-warning-p))
  (declare (ignorable __function__))
  (and
      (consp x)
      (eq (car x) :vl-warning)
      (mbe :logic (and (alistp (cdr x))
                       (equal (strip-cars (cdr x))
                              '(type fatalp msg args fn)))
           :exec (fty::alist-with-carsp (cdr x)
                                        '(type fatalp msg args fn)))
      (b* ((type (cdr (std::da-nth 0 (cdr x))))
           (fatalp (cdr (std::da-nth 1 (cdr x))))
           (msg (cdr (std::da-nth 2 (cdr x))))
           (args (cdr (std::da-nth 3 (cdr x))))
           (fn (cdr (std::da-nth 4 (cdr x)))))
        (and (symbolp type)
             (booleanp fatalp)
             (stringp msg)
             (true-listp args)
             (symbolp fn))))))

Theorem: consp-when-vl-warning-p

(defthm consp-when-vl-warning-p
  (implies (vl-warning-p x) (consp x))
  :rule-classes :compound-recognizer)