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From: Jakob Egger <[email protected]>
To: Tom Lane <[email protected]>
Cc: Daniel Gustafsson <[email protected]>
Cc: John Naylor <[email protected]>
Cc: PostgreSQL Hackers <[email protected]>
Cc: [email protected]
Cc: Tobias Bussmann <[email protected]>
Subject: Re: Broken build on macOS (Universal / Intel): cpuid instruction not available
Date: Thu, 7 May 2026 17:41:00 +0200
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
References: <[email protected]>
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	<[email protected]>
	<[email protected]>
	<[email protected]>



> Am 07.05.2026 um 16:38 schrieb Jakob Egger <[email protected]>:
>> Am 07.05.2026 um 15:59 schrieb Tom Lane <[email protected]>:
>> 
>> Daniel Gustafsson <[email protected]> writes:
>>>> On 7 May 2026, at 14:42, John Naylor <[email protected]> wrote:
>>>>> This results in an error:
>>>>> checksum.c:57:6: error: call to undeclared function 'x86_feature_available'
>> 
>>>> That's strange. I have an Intel MacBook laying around -- I'll see what I can do.
>> 
>>> I use an Intel MacBook Pro as my daily driver (currently running macOS 14.7)
>>> and have not had any issues.
>> 
>> BF member longfin is an Intel Mac Mini and has not shown issues
>> (although I think it's one macOS rev behind).  I can believe that
>> universal builds are busted, because we don't test that.  But
>> claiming that a plain Intel build is broken is contrary to
>> available evidence.
> 
> I've set up a fresh VM with macOS 26.4.1 and command line tools.
> Universal builds are still broken, but Intel builds (with Rosetta) work in the new VM.
> So the intel issue might be something unique to my machine. I''ll try to figure it out.
> 
> Jakob

The Intel build error only occurs when building in Rosetta with Xcode 26.2.
I've switched to building with Command Line Tools 26.4 and it builds fine.

The Universal build issue on the other hand is reproducible across multiple Xcode and macOS versions.

Jakob

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