Re: WIP Patch: Precalculate stable functions, infrastructure v1

Hello!

Thank you for reporting! I'll try to get it on our buildfarm..

On 05-02-2018 0:10, Thomas Munro wrote:
> On Thu, Feb 1, 2018 at 6:01 PM, Marina Polyakova
> <m.polyakova@postgrespro.ru> wrote:
>> This is the 8-th version of the patch for the precalculation of stable 
>> or
>> immutable functions, stable or immutable operators and other 
>> nonvolatile
>> expressions. This is a try to fix the most problems (I'm sorry, it 
>> took some
>> time..) that Tom Lane and Andres Freund mentioned in [1], [2] and [3]. 
>> It is
>> based on the top of master, and on my computer make check-world 
>> passes. And
>> I'll continue work on it.
> 
> Hi Marina,
> 
> FYI I saw a repeatable crash in the contrib regression tests when
> running make check-world with this patch applied.
> 
> test hstore_plperl            ... FAILED (test process exited with exit 
> code 2)
> test hstore_plperlu           ... FAILED (test process exited with exit 
> code 2)
> test create_transform         ... FAILED
> 
> I'm not sure why it passes for you but fails here, but we can see from
> the backtrace[1] that ExecInitExprRec is receiving a null node pointer
> on this Ubuntu Trusty GCC 4.8 amd64 system.
> 
> [1] https://travis-ci.org/postgresql-cfbot/postgresql/builds/337255374

-- 
Marina Polyakova
Postgres Professional: http://www.postgrespro.com
The Russian Postgres Company