[Qgis-developer] Requiring c++17 minimum

[Nathan Woodrow]

As a Mircosoft shill, I'm a super -1 on this.  How will I make my money
from Microsoft for making QGIS on Windows better?

:)

On Tue, Mar 7, 2017 at 9:07 AM, <gordon at shieldaig.com> wrote:

> Isn't it possible that g++ will also run on Windows with c++17 support or
> that MSVC will have the features too, or shortly will?  Why eliminate
> anyone?
>
> Gordon
>
>
> On 2017-03-06 17:00, Nyall Dawson wrote:
>
>> Hi all,
>>
>> I read on phoronix this morning that c++17 is nearly ready. I think
>> it's time we made this the minimum build dependency for QGIS (3.0 and
>> 2.18.5, and maybe 2.14 (but not sure about 2.14 since it's the LTS -
>> can someone file a QEP?)).
>>
>> Advantages:
>> - has some neat stuff like parallel algorithms
>> - can use std::variant instead of qvariant and std::optional instead
>> of QgsOptional
>> - 17 is bigger than 11
>>
>> Disadvantages:
>> - I think we lose the Windows builds. That's a shame, but we need to
>> move forward.
>> - OSX users will need to build their own version of clang/llvm from
>> git. That's ok - they are used to things that "just work" so I think
>> they'll quickly adapt to this process.
>> - Linux users will need to update to the next beta version of their
>> distro. This is just a short-term inconvenience and I'm pretty sure
>> no-one will lose productivity because of it.
>>
>> I'm certain this is the way forward, so I'll push a change later today
>> requiring this.
>>
>> Nyall
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