What is the point of setrefs.c's is_converted_whole_row_reference?

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: pgsql-hackers(at)postgreSQL(dot)org
Subject: What is the point of setrefs.c's is_converted_whole_row_reference?
Date: 2017-10-19 18:56:05
Message-ID: 4592.1508439365@sss.pgh.pa.us
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AFAICS, setrefs.c's special treatment of "converted whole row references"
is completely pointless. Why aren't they just treated by the regular
"non var" code paths, thus saving code space and cycles?

regards, tom lane

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