| From: | Andres Freund <andres(at)anarazel(dot)de> |
|---|---|
| To: | Robert Haas <robertmhaas(at)gmail(dot)com> |
| Cc: | Peter Eisentraut <peter(dot)eisentraut(at)2ndquadrant(dot)com>, Pg Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: JIT compiling with LLVM v11 |
| Date: | 2018-03-13 18:40:36 |
| Message-ID: | 20180313184036.pqh7ph2zid73zfeo@alap3.anarazel.de |
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| Lists: | pgsql-hackers |
Hi,
On 2018-03-13 14:36:44 -0400, Robert Haas wrote:
> On Mon, Mar 12, 2018 at 5:04 PM, Andres Freund <andres(at)anarazel(dot)de> wrote:
> > Currently a handful of explain outputs in the regression tests change
> > output when compiled with JITing. Therefore I'm thinking of adding
> > JITINFO or such option, which can be set to false for those tests?
>
> Can we spell that JIT or at least JIT_INFO?
The latter works, I don't have a strong opinion on that. For now I've
just tied it to COSTS off.
> I realize that EXPLAIN (JIT OFF) may sound like it's intended to
> disable JIT itself
Yea, that's what I'm concerned about.
> , but I think it's pretty clear that EXPLAIN (BUFFERS OFF) does not
> disable the use of actual buffers, only the display of buffer-related
> information.
Hm.
Greetings,
Andres Freund
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