| From: | Andres Freund <andres(at)anarazel(dot)de> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Dmitry Dolgov <9erthalion6(at)gmail(dot)com>, Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>, Alexander Korotkov <aekorotkov(at)gmail(dot)com>, Justin Pryzby <pryzby(at)telsasoft(dot)com>, David Steele <david(at)pgmasters(dot)net>, Nikita Glukhov <n(dot)gluhov(at)postgrespro(dot)ru>, Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>, David Fetter <david(at)fetter(dot)org>, Thomas Munro <thomas(dot)munro(at)gmail(dot)com>, Oleksandr Shulgin <oleksandr(dot)shulgin(at)zalando(dot)de>, Robert Haas <robertmhaas(at)gmail(dot)com>, Michael Paquier <michael(dot)paquier(at)gmail(dot)com>, Oleg Bartunov <obartunov(at)gmail(dot)com>, Peter Eisentraut <peter(dot)eisentraut(at)2ndquadrant(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: [HACKERS] [PATCH] Generic type subscripting |
| Date: | 2020-12-07 22:31:15 |
| Message-ID: | 20201207223115.rqj4v6ndwvvsqi3n@alap3.anarazel.de |
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| Lists: | pgsql-hackers |
Hi,
On 2020-12-07 17:25:41 -0500, Tom Lane wrote:
> Fair enough. It wasn't entirely clear to me whether it'd be kosher to
> write
> EEO_CASE(EEOP_SBSREF_OLD)
> EEO_CASE(EEOP_SBSREF_ASSIGN)
> EEO_CASE(EEOP_SBSREF_FETCH)
> {
> // do something
> EEO_NEXT();
> }
>
> I can see that that should work for the two existing implementations
> of EEO_CASE, but I wasn't sure if you wanted to wire in an assumption
> that it'll always work.
I don't think it's likely to be a problem, and if it ends up being one,
we can still deduplicate the ops at that point...
Greetings,
Andres Freund
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