| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Kyotaro HORIGUCHI <horiguchi(dot)kyotaro(at)lab(dot)ntt(dot)co(dot)jp> |
| Cc: | r(dot)zharkov(at)postgrespro(dot)ru, pgsql-bugs(at)lists(dot)postgresql(dot)org, noreply(at)postgresql(dot)org |
| Subject: | Re: BUG #15746: cache lookup failed for function in plpgsql block |
| Date: | 2019-04-12 16:55:04 |
| Message-ID: | 1594.1555088104@sss.pgh.pa.us |
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| Lists: | pgsql-bugs |
Kyotaro HORIGUCHI <horiguchi(dot)kyotaro(at)lab(dot)ntt(dot)co(dot)jp> writes:
> It seems to me possible that a cast calls a wrong function and
> leads to a crash.
I don't see a good reason to think that a crash is possible.
> But I don't come up with a good way to fix
> this, but applying a part of the patch 04fe805a17 on 11(.2) seems
> working.
FWIW, I intentionally did not back-patch 04fe805a17. I judged
that before the domain-related changes in that patch, such cases
wouldn't come up often enough to justify inserting poorly-tested
code into the back branches. I still think that.
regards, tom lane
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