Alvaro Herrera <alvherre(at)commandprompt(dot)com> writes:
> This function seems to have an argument that is no longer used (probably
> leftover from when it used to report an error message?).
Yeah, I recall having left the argument in place because it seemed like
we might want it again someday. But that was for 7.4 which was awhile
ago. There's probably not a strong argument to keep it, but on the
other hand is there a strong argument to remove it?
regards, tom lane