bug#11825: 24.1.50; float-time no longer accepts negative time values

[Juanma Barranquero]

On Mon, Jul 9, 2012 at 2:21 AM, Paul Eggert <eggert@cs.ucla.edu> wrote:

> True, but that's how Emacs uses this interface:
> it conflates the notions of timestamps and timestamp
> differences, and uses the same EMACS_TIME type for both.

I undestand that. I'm just pointing out that Andreas is right: a
difference between two timestamps is a signed value.

    Juanma