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Re: problem building python 3.5 extensions for windows

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To python-list@python.org
From Terry Reedy <tjreedy@udel.edu>
Subject Re: problem building python 3.5 extensions for windows
Date Tue, 22 Sep 2015 16:48:33 -0400
References <55FFFE50.8090703@chamonix.reportlab.co.uk> <CAKJDb-NK=5NFAJp1jyRs=Hwhvo0xhbp4K7m7jarTwT7YP6JESg@mail.gmail.com> <mailman.44.1442854462.28679.python-list@python.org> <7f633007-1391-4172-a022-262899537981@googlegroups.com> <56012A0C.5040805@chamonix.reportlab.co.uk> <56015904.8050608@chamonix.reportlab.co.uk>
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On 9/22/2015 9:35 AM, Robin Becker wrote:
> On 22/09/2015 11:14, Robin Becker wrote:
>> On 22/09/2015 01:36, cjgohlke@gmail.com wrote:
> .........t
>>> <http://bugs.python.org/issue24872#msg249589>.
>>>
>> Thanks for the pointer Christoph.
>>
>> I certainly didn't let it run for 30 minutes. When I build with 2.7,
>> 3.3 or 3.4
>> the whole build including reportlab stuff is over in a couple of
>> minutes. I will
>> try again, but a linker that takes 30 minutes to create an extension
>> that ends
>> up 204Kb long has to be seriously broken. Is it trying to hard? Most
>> of the code
>> size is in arrays for code points etc etc.
>
> I timed my builds of pyRXPU for x86 + amd64; these are on a core i5-3470
> @ 3.20Ghz with 4Gb memory.
>
> python 3.4   1 minute  14 seconds
> python 3.5  52 minutes 50 seconds
>
> so with VS2015 it will now take me an hour to make and test any changes
> to this extension. I don't see how the issue can be considered closed.
> VS2015 is clearly not the way forward for any reasonable development
> process.

I think you should add the above to the issue.

-- 
Terry Jan Reedy

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Thread

Re: problem building python 3.5 extensions for windows Robin Becker <robin@reportlab.com> - 2015-09-21 17:54 +0100
  Re: problem building python 3.5 extensions for windows cjgohlke@gmail.com - 2015-09-21 17:36 -0700
    Re: problem building python 3.5 extensions for windows Robin Becker <robin@reportlab.com> - 2015-09-22 11:14 +0100
    Re: problem building python 3.5 extensions for windows Robin Becker <robin@reportlab.com> - 2015-09-22 14:35 +0100
    Re: problem building python 3.5 extensions for windows Terry Reedy <tjreedy@udel.edu> - 2015-09-22 16:48 -0400
      Re: problem building python 3.5 extensions for windows cjgohlke@gmail.com - 2015-09-22 14:37 -0700
        Re: problem building python 3.5 extensions for windows Robin Becker <robin@reportlab.com> - 2015-09-23 11:20 +0100

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