Bruce Momjian <pgman@candle.pha.pa.us> writes:
>> You may have gotten confused because fmgr.c allowed 9 args to be passed,
>> even though there's no way to declare such a function; I think this was
>> a hack to support some special system usage --- possibly selectivity
>
> btbuild, I believe.
Ah, you are right (it just blew up on me when I tried it at eight ;-)).
>> But if we are going to
>> increase the default MAX_ARGS above 8 then the issue goes away anyway,
>> and there's no need for fmgr.c to support more args than can normally
>> be declared.
This still holds though --- we will just require INDEX_MAX_ARGS to be
at least 9 from here on out...
regards, tom lane