[Python-Dev] C99

[Guido van Rossum]

As long as we don't require extension module authors to use them --
they may have their own compatibility requirements.

On Sat, Jun 4, 2016 at 11:50 AM, Christian Heimes <christian at python.org> wrote:
> On 2016-06-04 10:47, Guido van Rossum wrote:
>> Funny. Just two weeks ago I was helping someone who discovered a
>> compiler that doesn't support the new relaxed variable declaration
>> rules. I think it was on Windows. Maybe this move is a little too
>> aggressively deprecating older Windows compilers?
>
> Yes, it's not support in VS 2012 and 2008 for Python 3.4 and older. New
> C99 features are available in VS 2013,
> https://blogs.msdn.microsoft.com/vcblog/2013/06/28/c1114-stl-features-fixes-and-breaking-changes-in-vs-2013/
>
>
> Python 3.5+ requires VS 2015 anyway. Traditionally we tried to keep
> backwards compatibility with older compiler versions. The new features
> are tempting enough to deprecate compiler versions that have been
> released more than five years ago.
>
> Christian



-- 
--Guido van Rossum (python.org/~guido)