Alvaro Herrera <[EMAIL PROTECTED]> writes:
> Brendan Jurd escribió:
>> Here's my attempt to remove the typename field from A_Const.  There
>> were a few places (notably flatten_set_variable_args() in guc.c, and
>> typenameTypeMod() in parse_type.c) where the code expected to see an
>> A_Const with a typename, and I had to adjust for an A_Const within a
>> TypeCast.  Nonetheless, there was an overall net reduction of 34 lines
>> of code, so I think this was a win.

> Do say ... why don't we do away with A_Const altogether and just replace
> it with Value?  After this patch, I don't see what's the difference.

They're logically different things, and after I get done putting a parse
location field into A_Const, they'll still be physically different too.

                        regards, tom lane

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