bug#18697: 25.0.50; [PATCH] hi-lock interactive functions now default to the active region, if there is one

[Drew Adams]

> the behavior is the same if no active region is
> available; if an active region IS available, the default is the
> contents of the region.
> 
> Perhaps something like this should be added to (read-regexp),
> but that's a bigger proposal than this small patch.

I don't care what you do to hi-lock. However, wrt `read-regexp':
I certainly hope not. That would make that function useless for
any command that wants to act on the active region (e.g., vs
the buffer if inactive).