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Dec-integer-literal

Dec-integer-literal->suffix?

Get the suffix? field from a dec-integer-literal.

Signature
(dec-integer-literal->suffix? x) → suffix?
Arguments: x — Guard (dec-integer-literalp x).
Returns: suffix? — Type (optional-integer-type-suffix-p suffix?).

This is an ordinary field accessor created by fty::defprod.

Definitions and Theorems

Function: dec-integer-literal->suffix?$inline

(defun dec-integer-literal->suffix?$inline (x)
 (declare (xargs :guard (dec-integer-literalp x)))
 (declare (xargs :guard t))
 (let ((__function__ 'dec-integer-literal->suffix?))
  (declare (ignorable __function__))
  (mbe :logic
       (b* ((x (and t x)))
         (optional-integer-type-suffix-fix (std::da-nth 1 (cdr x))))
       :exec (std::da-nth 1 (cdr x)))))

Theorem: optional-integer-type-suffix-p-of-dec-integer-literal->suffix?

(defthm
     optional-integer-type-suffix-p-of-dec-integer-literal->suffix?
  (b* ((suffix? (dec-integer-literal->suffix?$inline x)))
    (optional-integer-type-suffix-p suffix?))
  :rule-classes :rewrite)

Theorem: dec-integer-literal->suffix?$inline-of-dec-integer-literal-fix-x

(defthm
   dec-integer-literal->suffix?$inline-of-dec-integer-literal-fix-x
 (equal
   (dec-integer-literal->suffix?$inline (dec-integer-literal-fix x))
   (dec-integer-literal->suffix?$inline x)))

Theorem: dec-integer-literal->suffix?$inline-dec-integer-literal-equiv-congruence-on-x

(defthm
 dec-integer-literal->suffix?$inline-dec-integer-literal-equiv-congruence-on-x
 (implies (dec-integer-literal-equiv x x-equiv)
          (equal (dec-integer-literal->suffix?$inline x)
                 (dec-integer-literal->suffix?$inline x-equiv)))
 :rule-classes :congruence)