| From: | Ranier Vilela <ranier(dot)vf(at)gmail(dot)com> |
|---|---|
| To: | Alvaro Herrera <alvherre(at)2ndquadrant(dot)com> |
| Cc: | PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: Clang UndefinedBehaviorSanitize (Postgres14) Detected undefined-behavior |
| Date: | 2020-08-27 17:11:11 |
| Message-ID: | CAEudQAr1fhOFVp6DPgfOoLXRb_Uz6OJuY376vL8ZiJXGK6DoFw@mail.gmail.com |
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| Lists: | pgsql-hackers |
Em qui., 27 de ago. de 2020 às 13:57, Alvaro Herrera <
alvherre(at)2ndquadrant(dot)com> escreveu:
> On 2020-Aug-27, Ranier Vilela wrote:
>
> > indexcmds.c (1162):
> > memcpy(part_oids, partdesc->oids, sizeof(Oid) * nparts);
>
> Looks legit, and at least per commit 13bba02271dc we do fix such things,
> even if it's useless in practice.
>
> Given that no buildfarm member has ever complained, this exercise seems
> pretty pointless.
>
See at:
https://postgrespro.com/list/thread-id/1870065
"NULL passed as an argument to memcmp() in parse_func.c
<https://postgrespro.com/list/id/BLU437-SMTP48A5B2099E7134AC6BE7C7F2A10(at)phx(dot)gbl>
"
regards,
Ranier Vilela
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