		Search-engine friendly clone of the ACL2 documentation.

Irr-fileset

An irrelevant file set.

This can be used as a dummy value of the type.

Function: irr-fileset

(defun irr-fileset nil
  (declare (xargs :guard t))
  (let ((__function__ 'irr-fileset))
    (declare (ignorable __function__))
    (fileset nil)))

Theorem: filesetp-of-irr-fileset

(defthm filesetp-of-irr-fileset
  (b* ((acl2::irr (irr-fileset)))
    (filesetp acl2::irr))
  :rule-classes :rewrite)