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From: Tom Lane <[email protected]>
To: John Naylor <[email protected]>
Cc: Jakob Egger <[email protected]>
Cc: pgsql-hackers <[email protected]>
Cc: Tobias Bussmann <[email protected]>
Subject: Re: Broken build on macOS (Universal / Intel): cpuid instruction not available
Date: Thu, 07 May 2026 12:22:04 -0400
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
References: <[email protected]>
	<[email protected]>

I wrote:
> ... The code in HEAD doesn't have
> that guard, and is essentially assuming that every x86 platform
> wil provide HAVE__GET_CPUID or HAVE__CPUID.

Independently of whether macOS multi-arch is something we consider
supportable, I think the aforesaid assumption is a bad idea.
Can't we make pg_cpuid() return zeroes if it doesn't know how to
get the info, analogously to what pg_cpuid_subleaf() does?

			regards, tom lane

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