Recognizer for svex-substconfig structures.
(svex-substconfig-p x) → *
Function:
(defun svex-substconfig-p (x) (declare (xargs :guard t)) (let ((__function__ 'svex-substconfig-p)) (declare (ignorable __function__)) (and (std::prod-consp x) (b* ((alist (std::prod-car x)) (simp (std::prod-cdr x))) (and (svex-alist-p alist) (svex-simpconfig-p simp))))))