Quite a simple thing but was surprised that SW doesn’t like doing it.

I have a very simple edge that I wish to put a fillet, however I want to extend the fillet across the edge so that its gives a 'true' representation of how it would appear when being cut by a CNC miller.

This is the corner (i've used a very quick model to show the issue)

This is what SW does:

This is what i want:

Yes, I know it 'can' be done by adding the an additional extrude or by doing the fillet prior to other features - but I'm sure that there should be some kind of option to just do it from the fillet command.