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From: Michael Paquier <[email protected]>
To: Niyas Sait <[email protected]>
Cc: Andres Freund <[email protected]>
Cc: Tom Lane <[email protected]>
Cc: Thomas Munro <[email protected]>
Cc: Julien Rouhaud <[email protected]>
Cc: PostgreSQL Hackers <[email protected]>
Subject: Re: [PATCH] Add native windows on arm64 support
Date: Thu, 21 Apr 2022 13:07:18 +0900
Message-ID: <[email protected]> (raw)
In-Reply-To: <CAFPTBD9qPsFMN_Y0HwR+2uRtQGfVnQRa-mxUnAu-MhyEnf8JHA@mail.gmail.com>
References: <[email protected]>
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	<CAFPTBD_+n3C_rrt9Y5mytaw0GJX+SAywMCgKfEpRxpLvzeSMrA@mail.gmail.com>
	<Yl9TmT/[email protected]>
	<CAFPTBD9qPsFMN_Y0HwR+2uRtQGfVnQRa-mxUnAu-MhyEnf8JHA@mail.gmail.com>

On Wed, Apr 20, 2022 at 10:43:06AM +0100, Niyas Sait wrote:
>> This issue is still lying around, and you may have been lucky.  Would
>> there be any issues to remove this change to get a basic support in?
>> As mentioned upthread, there is a long history of Postgres with ASLR.
> 
> MSVC linker doesn't allow non-random base addresses for Arm64 platforms.
> It is needed for basic support.

Why does it not allow that?  Is that just a limitation of the
compiler?  If yes, what is the error happening?  This question is not
exactly answered yet as of this thread.  I may be missing a reference
about that in the upstream docs, but I see nowhere an explanation
about the reason and the why.  That's also one of the first questions
from Thomas upthread.
--
Michael


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