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Irr-filepath

An irrelevant filepath.

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

Function: irr-filepath

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

Theorem: filepathp-of-irr-filepath

(defthm filepathp-of-irr-filepath
  (b* ((acl2::irr (irr-filepath)))
    (filepathp acl2::irr))
  :rule-classes :rewrite)