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Iconst

Iconstp

Recognizer for iconst structures.

Signature
(iconstp x) → *

Definitions and Theorems

Function: iconstp

(defun iconstp (x)
  (declare (xargs :guard t))
  (and (consp x)
       (consp (cdr x))
       (b* ((core (car x))
            (suffix? (car (cdr x)))
            (info (cdr (cdr x))))
         (and (dec/oct/hex-constp core)
              (isuffix-optionp suffix?)
              (acl2::any-p info)))))

Theorem: consp-when-iconstp

(defthm consp-when-iconstp
  (implies (iconstp x) (consp x))
  :rule-classes :compound-recognizer)