* lisp/apropos.el (apropos--map-preloaded-atoms): Support the case
where an element of 'load-history' has nil as its car. (Bug#63881)
;; state of the `obarray' when we dumped, which we may also be able to
;; use in `bytecomp' to provide a clean initial environment?)
(dolist (x load-history)
- (when (string-match preloaded-regexp (car x))
+ (when (let ((elt (car x)))
+ (and (stringp elt) (string-match preloaded-regexp elt)))
(dolist (def (cdr x))
(cond
((symbolp def) (funcall f def))