| From: | Bruce Momjian <bruce(at)momjian(dot)us> |
|---|---|
| To: | Chapman Flack <chap(at)anastigmatix(dot)net> |
| Cc: | Ranier Vilela <ranier(dot)vf(at)gmail(dot)com>, Jelte Fennema <Jelte(dot)Fennema(at)microsoft(dot)com>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Allow declaration after statement and reformat code to use it |
| Date: | 2021-08-19 18:57:18 |
| Message-ID: | 20210819185718.GA27156@momjian.us |
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| Lists: | pgsql-hackers |
On Thu, Aug 19, 2021 at 11:40:44AM -0400, Chapman Flack wrote:
> I'm in sympathy with all of those points. I've never believed that the
> arbitrary separation of declaration from use that was forced by C < 99
> made anything more readable. If the project were started now from scratch,
> I would be all in favor of declaring at first use.
>
> But I think Tom's concern about backpatching hazards may carry a lot
> of weight in practice.
I think effectively it would need to be run on all supported versions,
which means the risk of introducing errors would have to be very low.
--
Bruce Momjian <bruce(at)momjian(dot)us> https://momjian.us
EDB https://enterprisedb.com
If only the physical world exists, free will is an illusion.
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