Robert Haas <robertmhaas@gmail.com> writes:
> One piece of reasonably low-hanging fruit appears to be OpExpr. It
> seems like it would be better all around to put Node *arg1 and Node
> *arg2 in there instead of a list... aside from saving pallocs, it
> seems like it would generally simplify the code.
Obviously, Stephen Frost's list-allocation patch would affect your
results here ... but I wonder how much the above change would affect
*his* results. Specifically, the observation that most lists are 1
or 2 elements long would presumably become less true, but I wonder
by how much exactly.
regards, tom lane