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From: Nathan Bossart <[email protected]>
To: Peter Eisentraut <[email protected]>
Cc: Tom Lane <[email protected]>
Cc: [email protected]
Subject: Re: Does MSVC predefine __x86_64__ on 64-bit Intel?
Date: Wed, 3 Jun 2026 13:55:52 -0500
Message-ID: <aiB4uPTtsQfpdLA6@nathan> (raw)
In-Reply-To: <[email protected]>
References: <[email protected]>
	<[email protected]>

On Wed, Jun 03, 2026 at 08:33:50PM +0200, Peter Eisentraut wrote:
> On 03.06.26 18:17, Tom Lane wrote:
>> Not being a Windows person, I can't easily answer these
>> questions by experiment.  But I think they need answering
>> (and then documenting).
> 
> This can be tested on https://godbolt.org/.  My testing there suggests that
> neither __x86_64__ nor __x86_64 are defined.

Some related threads:

	https://postgr.es/m/flat/afouZUH_eUkIj4i4%40nathan
	https://postgr.es/m/flat/CA%2BhUKGL8Hs-phHPugrWM%3D5dAkcT897rXyazYzLw-Szxnzgx-rA%40mail.gmail.com

-- 
nathan

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