bug#3938: bug#5923: 23.1.95; minibuffer-message discards input events

[npostavs]

"Drew Adams" <drew.adams@oracle.com> writes:

>> Actually, the problem is here in `sit-for':
>>
>> (let ((read (read-event nil nil seconds)))
>>       (or (null read)
>>        (progn
>>          (if (eq overriding-terminal-local-map 
>>                 universal-argument-map)
>>              (setq read (cons t read)))
>>          (push read unread-command-events)
>>          nil))))))
>> 
>> Since the value of `overriding-terminal-local-map' is not
>> `universal-argument-map' in my case, it fails to treat any 
>> input received properly.
>
> However, something else must be going on also, because the sit-for code is
> identical for Emacs 22, and I don't see the bug in Emacs 22.

Is this bug fixed?  The special casing of this in `sit-for' has been
removed meanwhile, but also the overriding-map-is-bound and
universal-argument-other-key have been removed, so it's hard to run the
code examples in current (version 25) Emacs.