bug#9609: Excessive transient region highlighting with highlight-nonselected-windows

[martin rudalics]

>> But the region's overlay _is_ specific to the window where it is set.
>> Or are you saying it isn't the region that is highlighted in the other
>> window?
>
> The region is activated in both windows of the same buffer.
> I thought the problem is here.

What is the region in a non-selected window when point of that window's
buffer and point of that window differ?

martin