Re: INT64_MIN and _MAX

From: Andres Freund <andres(at)anarazel(dot)de>
To: Andrew Gierth <andrew(at)tao11(dot)riddles(dot)org(dot)uk>
Cc: Petr Jelinek <petr(at)2ndquadrant(dot)com>, pgsql-hackers(at)postgresql(dot)org
Subject: Re: INT64_MIN and _MAX
Date: 2015-03-24 18:25:25
Message-ID: 20150324182525.GF15229@alap3.anarazel.de
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Hi,

On 2015-03-22 17:20:22 +0000, Andrew Gierth wrote:
> This replaces the one I posted before; it does both INT64_MIN/MAX and
> INT32_MIN/MAX, and also int16/int8/uint*. Uses of 0x7fffffff in code
> have been replaced unless there was a reason not to, with either INT_MAX
> or INT32_MAX according to the type required.

Any reason you did that for most of 0x7FFFFFFF, but not for the
corresponding 0xFFFFFFFF/unsigned case? I'd like to either avoid going
around changing other definitions, or do a somewhat systematic job.

> What I have _not_ done yet is audit uses of INT_MIN/MAX to see which
> ones should really be INT32_MIN/MAX.

I'm doubtful it's worthwhile to do check that all over the codebase...

Greetings,

Andres Freund

--
Andres Freund http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services

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