+
+(with-test (:name (:boa-supplied-p &optional))
+ (handler-bind ((warning #'error))
+ (eval `(defstruct (boa-supplied-p.1 (:constructor make-boa-supplied-p.1
+ (&optional (bar t barp))))
+ bar
+ barp)))
+ (let ((b1 (make-boa-supplied-p.1))
+ (b2 (make-boa-supplied-p.1 t)))
+ (assert (eq t (boa-supplied-p.1-bar b1)))
+ (assert (eq t (boa-supplied-p.1-bar b2)))
+ (assert (eq nil (boa-supplied-p.1-barp b1)))
+ (assert (eq t (boa-supplied-p.1-barp b2)))))
+
+(with-test (:name (:boa-supplied-p &key))
+ (handler-bind ((warning #'error))
+ (eval `(defstruct (boa-supplied-p.2 (:constructor make-boa-supplied-p.2
+ (&key (bar t barp))))
+ bar
+ barp)))
+ (let ((b1 (make-boa-supplied-p.2))
+ (b2 (make-boa-supplied-p.2 :bar t)))
+ (assert (eq t (boa-supplied-p.2-bar b1)))
+ (assert (eq t (boa-supplied-p.2-bar b2)))
+ (assert (eq nil (boa-supplied-p.2-barp b1)))
+ (assert (eq t (boa-supplied-p.2-barp b2)))))
+
+(defstruct structure-with-predicate)
+(defclass class-to-be-redefined () ())
+(let ((x (make-instance 'class-to-be-redefined)))
+ (defun function-trampoline (fun) (funcall fun x)))
+
+(with-test (:name (:struct-predicate :obsolete-instance))
+ (defclass class-to-be-redefined () ((a :initarg :a :initform 1)))
+ (function-trampoline #'structure-with-predicate-p))