Re: Datum as struct - Mailing list pgsql-hackers

From Peter Eisentraut
Subject Re: Datum as struct
Date
Msg-id 66368164-4229-443c-9251-3cb52f5d9d19@eisentraut.org
Whole thread Raw
In response to Re: Datum as struct  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-hackers
On 07.08.25 03:55, Tom Lane wrote:
> I wrote:
>> I think that on a 32-bit machine this would actually result in a
>> null-pointer core dump, since the 0.0 would be coerced to a zero
>> Datum value.  The line is not reached in our regression tests,
>> and given the lack of field complaints, it must be hard to reach
>> in normal use too.  Or 32-bit machines are deader than I thought.
> 
> On closer inspection, it's unreachable because bqarr_in won't
> accept an empty query, and there is no other function that will
> create query_int values.  So probably it's not worth the trouble
> to back-patch.

I ended up backpatching this, since it was easy enough and I didn't want 
to leave such patently broken code lie around.  And it will allow us to 
label the remaining cleanup patches as "harmless".  I'll go commit those 
to master next.




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