[Development] Dropping VS 2012 in Qt 5.7

[Heikkinen Jani]

Hi!

It seems we need a decision for this now to be able to proceed with https://codereview.qt-project.org/#/c/149325/ 

Br,
Jani

>>-----Original Message-----
>>From: Development [mailto:development-
>>bounces+jani.heikkinen=theqtcompany.com at qt-project.org] On Behalf Of Knoll
>>Lars
>>Sent: 29. helmikuuta 2016 11:19
>>To: Thiago Macieira <thiago.macieira at intel.com>; development at qt-
>>project.org
>>Subject: Re: [Development] Dropping VS 2012 in Qt 5.7
>>
>>I don't have big objections to that neither, given that MS isn't going forward
>>with WEC2013.
>>
>>At the same time I wonder if it gives us a lot, as 5.7 is already in feature freeze.
>>The main advantage would be on the CI side where we could drop the compiler.
>>
>>Cheers,
>>Lars
>>
>>
>>
>>
>>
>>On 25/02/16 17:20, "Development on behalf of Thiago Macieira"
>><development-bounces+lars.knoll=theqtcompany.com at qt-project.org on
>>behalf of thiago.macieira at intel.com> wrote:
>>
>>>Just starting a new thread to get the attention of those that may have missed
>>>it in the other platform.
>>>
>>>The proposal is to drop VS 2012 support in Qt 5.7 already, instead of
>>>supporting it in 5.7 only and dropping in 5.8.
>>>
>>>The rationale is that we need VS2012 for WEC 2013 support, but there's no
>>>point in supporting that operating system in Qt 5.7. It suffices that it is
>>>supported in Qt 5.6, which is the long-term release. In other words, needing
>>>WEC 2013 customers are better served by staying in Qt 5.6 than upgrading to
>>>5.7.
>>>
>>>Opinions? Objections?
>>>
>>>I'd like to see this answered BEFORE we release 5.6 so we can add this
>>>interesting tidbit to the changelog. The 5.5.0 changelog said:
>>>
>>> - Qt 5.7 will begin requiring certain C++11 features in order to
>>>   compile. The minimum compiler versions for that release will be:
>>>   * Clang 3.2 (included in XCode 5.0)
>>>   * GCC 4.7
>>>   * Intel C++ Composer XE 2013 SP1 (compiler version 14.0)
>>>   * Microsoft Visual Studio 2012 (compiler version 17.0)
>>>
>>>Since that went out, we've already risen our minimum Clang required version to
>>>3.4.
>>>
>>>> > > In summary Qt does not gain anything from pushing WEC2013 to 5.8:
>>>> > >
>>>> > > - Potential Qt Customers are not stranded due to 5.6
>>>> > > - WEC2013 in 5.8 doesn't really enable more projects
>>>> > > - MS says it is dead and licenses are hard to come by
>>>> > > - the currently visible project pipeline is rather dry on this
>>>> > > platform
>>>> > >
>>>> > > *But* our C++11 offering is yet longer chained.
>>>> >
>>>> > So why are we bothering with VS2012 for Qt 5.7 then? Why wait until 5.8?
>>>> >
>>>> > Let's drop it now.
>>>>
>>>> That is fine for me as well. As Alex wrote, most important is that Qt 5.6
>>>> LTS supports both WEC7 and WEC13 and that latest for Qt 5.8 we no longer
>>>> have these to slow down adoption of C++11 and other planned changes.
>>>--
>>>Thiago Macieira - thiago.macieira (AT) intel.com
>>>  Software Architect - Intel Open Source Technology Center
>>>
>>>_______________________________________________
>>>Development mailing list
>>>Development at qt-project.org
>>>http://lists.qt-project.org/mailman/listinfo/development
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