I can verify this is an existing bug in CVS.
---------------------------------------------------------------------------
Pavel Stehule wrote:
> Hello
>
> It is maybe not bug, but I didn't find any warning about this behavior.
>
> select current_date + 1; -- ok
> select 1 + current_date; -- not
>
> ERROR: operator does not exist: integer + date
> HINT: No operator matches the given name and argument type(s). You may
> need to add explicit typecasts.
>
> I use CVS version of PostgreSQL from last week
>
> regards
>
> Pavel Stehule
>
>
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