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Re: Win32: Minimising desktop heap usage

From: Magnus Hagander <magnus(at)hagander(dot)net>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Dave Page <dpage(at)postgresql(dot)org>, pgsql-patches(at)postgresql(dot)org
Subject: Re: Win32: Minimising desktop heap usage
Date: 2007-10-23 17:49:40
Message-ID: 471E3434.60306@hagander.net (view raw or flat)
Thread:
Lists: pgsql-patches
Tom Lane wrote:
> Dave Page <dpage(at)postgresql(dot)org> writes:
>> Tom Lane wrote:
>>> So don't initialize a local variable unless
>>> you're giving it an actually meaningful value.
> 
>> The downside is that we see a useless warning that, if sufficiently
>> multiplied, might make it hard to see something we are interested in.
> 
> [ looks again... ]  Actually, I think you just proved my point for me.
> The ZeroMemory call should go away, no?  (Does this mean that the
> Windows builds fail to detect dereferencing NULL?  Bad if so.)

Windows builds don't fail to detect that in genereal. ZeroMemory,
however, has a protection specifically against being passed NULL input,
IIRC.

//Magnus


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