gEDA-user: Combining polygons

[DJ Delorie]

> So some of your polygons overlap?

When pcb cuts them up, they don't overlap - they but up against each
other.  But you can create overlapping polygons and they're printed
overlapping.

> I'm probably making a bigger deal out of this than I need to:

Yup.

> I just have this board that I helped redesign in PCB, and I want to
> make sure it's "right" before I get it printed (so I can test it).

Plot the gerbers and use a gerber viewer, like gerbv or gc-preview.
Or submit it to one of the free online DFM checks, like
www.freedfm.com.