Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com> writes:
> we use a value -1 as two values: a) unknown typmod, b) unknown
> location. Can we substitute it by some better identifier?
> Maybe: UnknownTmod, UnknownLoc ... UnspecTmd, UnspecLoc???
Doesn't really seem worth the trouble, especially since the checks
for "unspecified" are coded as negative/nonnegative rather than
simple equality.
regards, tom lane