Returns the object into which the given integer address is pointing. Note that this address may not be pointing into this object after a garbage collection, unless the object is static and is still referenced by another Lisp variable or object.
CL-USER 1 > (setq static-symbol
(sys:in-static-area
(make-symbol "THIS-SYMBOL")))
#:THIS-SYMBOL
CL-USER 2 > (sys:object-address static-symbol)
25754040
CL-USER 3 > (sys:pointer-from-address 25754040)
#:THIS-SYMBOL
CL-USER 4 > (eq * static-symbol)
T
CL-USER 5 >