bug#15386:

[Lars Ingebrigtsen]

Daniel Pettersson <daniel@dpettersson.net> writes:

> I don't believe this is a bug, but a feature as they say.
>
> This behavior is controlled by `eshell-cmpl-use-paring'
>
>> If t, pare alternatives that have already been used.
>> If nil, you will always see the completion set of possible options, no
>> matter which of those options have already been used in previous
>> command arguments.
>
> After setting the custom to a non-nil.
>
> (setq eshell-cmpl-use-pairing nil)
>
> Will turn on the desired behavior:
>     $ ls ~/Dropbox/ ~/Dropb<Tab>
>     $ ls ~/Dropbox/ ~/Dropbox/

Makes sense.  So since this is working as designed, I'm therefore
closing this bug report.