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Re: Which is it -pc- or -unknown-




On 10/19/2017 04:18 PM, cyg Simple wrote:
> On 10/19/2017 10:18 AM, Ken Brown wrote:
>> On 10/19/2017 9:19 AM, cyg Simple wrote:
>>> On 10/18/2017 6:58 PM, JonY wrote:
>>>> I agree with Yaakov, why does it need to change?
>>>>
>>>
>>> See my response to Yaakov.  If you supply explicit host and build to
>>> configure it does not work.
>>
>> So don't do that.  Specifying host is for cross-compilation.  Specifying
>> build without host is for overriding the result of config.guess (never
>> necessary on Cygwin).  See
>>
>>
>> https://www.gnu.org/software/autoconf/manual/autoconf-2.69/html_node/Specifying-Target-Triplets.html
>>
>>
>> In particular:  "If you mean to override the result of config.guess, use
>> --build, not --host, since the latter enables cross-compilation."
>>
> 
> So?! It is still incorrect for the --target of the GCC build to be
> x86_64-pc-cygwin.  My example didn't specify a different build from
> host.  I ran across this from a package that was refusing to accept the
> config.guess build triplet so I tried specifying both.  At that point it
> failed to find x86_64-unknown-cygwin-gcc.
> 
> And ./configure --build=`/path/to/config.guess` will not work either as
> currently delivered.
> 
> x86_64-pc-cygwin IS NOT CORRECT.  It needs fixed in the build process.
> 

If it means that much to you, use -pc- instead.

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