Re: Calculage avg. width when operator = is missing

Alvaro Herrera <alvherre@2ndquadrant.com> writes:
> In any case I think your patch is a good starting point.

The comments seemed to need some wordsmithing, but I think this is
probably basically a good idea; we've had similar complaints before
about some other equality-less datatypes, such as point.

Should we consider this HEAD-only, or a back-patchable bug fix?
Or perhaps compromise on HEAD + 9.5?
        regards, tom lane