		Search-engine friendly clone of the ACL2 documentation.

State-stobj

Errorp1

Signature
(errorp1 stat1 feat) → *

Definitions and Theorems

Function: errorp1

(defun errorp1 (stat1 feat)
  (declare (xargs :stobjs (stat1)))
  (declare (ignore feat))
  (declare (xargs :guard (and (stat1p stat1)
                              (b* ((stat (stat-from-stat1 stat1)))
                                (and (statp stat)
                                     (featp feat)
                                     (stat-validp stat feat))))))
  (let ((__function__ 'errorp1))
    (declare (ignorable __function__))
    (if (mbt (stat1p stat1))
        (b* ((stat (stat-from-stat1 stat1)))
          (stat->error stat))
      nil)))