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Subject:	Re: Which is it -pc- or -unknown-
To:	cygwin AT cygwin DOT com
References:	<29b66287-6bd7-4e82-b35d-12a735c2070b AT gmail DOT com> <c70fd307-1444-58db-c451-aeba3276af4c AT SystematicSw DOT ab DOT ca>
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From:	cyg Simple <cygsimple AT gmail DOT com>
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Date:	Tue, 17 Oct 2017 23:29:06 -0400
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On 10/17/2017 7:49 PM, Brian Inglis wrote:
> On 2017-10-17 13:16, cyg Simple wrote:
>> The config.guess file[1] is confused.
>>
>> 840    i*:CYGWIN*:*)
>> 841	echo ${UNAME_MACHINE}-pc-cygwin
>> 842	exit ;;
>> -----
>> 870    amd64:CYGWIN*:*:* | x86_64:CYGWIN*:*:*)
>> 871	echo x86_64-unknown-cygwin
>> 872	exit ;;
>>
>> The GCC executable is x86_64-pc-cygwin-gcc.exe but config.guess on my
>> system gives x86_64-unknown-cygwin so specifying a fully qualified host
>> doesn't find the executable file.  So which should it be?
>>
>> [1]http://git.savannah.gnu.org/cgit/config.git/tree/config.guess?id=c003e5cb947924ca5edd25c3b840aaa373c66b28
> 
> There are also similar confusions and differences between projects and distros
> about use of x86_64 (or x86-64) and amd64. You may have come across others.
> 

I'm only concerned with Cygwin at the moment.  As I understand it the we
should distribute x86[_64]-unknown-cygwin-*.exe and not as
x86[_64]-pc-cygwin-*.exe  We also need to correct config.guess for the
i*:CYGWIN*:* match.

-- 
cyg Simple

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