Re: Tuple-valued datums on Alpha (was Re: 7.1 on DEC/Alpha)

I wrote:
> ... What I'm thinking about doing is setting typmod of
> an entire-tuple function argument to sizeof(Pointer), rather than
> the default -1, to indicate that a pointer representation is being
> used.  Comments, hackers?

Here is a patch to current sources along this line.  I have not
committed it, since I'm not sure it does the job.  It doesn't break
the regress tests on my machine, but does it fix them on Alphas?
Please apply it locally and let me know what you find.

			regards, tom lane