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Validation-information

Irr-lifetime

An irrelevant lifetime.

Signature
(irr-lifetime) → acl2::irr
Returns: acl2::irr — Type (lifetimep acl2::irr).

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

Definitions and Theorems

Function: irr-lifetime

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

Theorem: lifetimep-of-irr-lifetime

(defthm lifetimep-of-irr-lifetime
  (b* ((acl2::irr (irr-lifetime)))
    (lifetimep acl2::irr))
  :rule-classes :rewrite)