[Development] Do we need VS2019 for Qt 6.6?

Allan Sandfeld Jensen kde at carewolf.com
Mon Jan 30 10:40:55 CET 2023

On Montag, 30. Januar 2023 10:03:53 CET Giuseppe D'Angelo via Development 
> On 30/01/2023 09:07, Allan Sandfeld Jensen wrote:
> > I would add my support to removing it from 6.6, It would simplify the
> > continued updating of Chromium that is starting to depend on c++20
> > features
> > that doesn't work well in VS2019.
> Out of curiosity, how does this interact with the plans of having
> qtwebengine work with multiple Qt versions? E.g. should one ensure that
> Qt 6.2 works fine in C++20 mode with MSVC 2022, if one wants to use
> latest-QtWebEngine on 6.2?
So far the plan is that QtWebEngine will only work back to last LTS, so 6.6 
will work with 6.5  and I think MSVC2019 and MSVC2022 are binary compatible?

Note we do not need C++20 in Qt in general. We have an interface boundary 
between Chromium and Qt code using absl.

Best regards

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