Get the suffix? field from a iconst.
(iconst->suffix? x) → suffix?
This is an ordinary field accessor created by fty::defprod.
Function:
(defun iconst->suffix?$inline (x) (declare (xargs :guard (iconstp x))) (declare (xargs :guard t)) (let ((__function__ 'iconst->suffix?)) (declare (ignorable __function__)) (mbe :logic (b* ((x (and t x))) (isuffix-option-fix (cdr (std::da-nth 1 x)))) :exec (cdr (std::da-nth 1 x)))))
Theorem:
(defthm isuffix-optionp-of-iconst->suffix? (b* ((suffix? (iconst->suffix?$inline x))) (isuffix-optionp suffix?)) :rule-classes :rewrite)
Theorem:
(defthm iconst->suffix?$inline-of-iconst-fix-x (equal (iconst->suffix?$inline (iconst-fix x)) (iconst->suffix?$inline x)))
Theorem:
(defthm iconst->suffix?$inline-iconst-equiv-congruence-on-x (implies (iconst-equiv x x-equiv) (equal (iconst->suffix?$inline x) (iconst->suffix?$inline x-equiv))) :rule-classes :congruence)