Re: C-f in isearch's non-incremental minibuffer edit

[Richard Stallman]

    > Could you show me that patch again?  The code you're removing
    > must have had some motivation.  It might not be a good motivation,
    > but we can't judge it without seeing what it was.

    Here you go,

I think that code was written before there was a minibuffer history.
So please install your change.