[Development] Let's drop MSVC 2019 for dev (6.8)
Marc Mutz
marc.mutz at qt.io
Mon Feb 5 10:39:47 CET 2024
I think we don't drop supported compilers, except in LTS+1 releases (6.9
being the next).
On 03.02.24 18:08, Thiago Macieira wrote:
> The compiler is pretty buggy and has several, unfixed conformance issues with
> C++.
>
> One year ago I asked on the interest mailing list about using a non-latest
> MSVC:
> https://lists.qt-project.org/pipermail/interest/2023-January/038859.html
>
> The reasons reported for not going to the next were:
> * regression in a newer version that MS hadn't fixed
> * cost: they may have bought version X but not Y (yet)
> * cost: re-certifying the entire tool environment
> * because the associated tools (IDE) have other problems (UX)
> * inertia
> * because our builds are labelled "msvc2019"
>
> My conclusion then was that we could drop the older one, but our policy should
> be to support an X-1 version of MSVC for as long as practicable, a minimum of
> a few years. Well, in April this year, MSVC 2019 will be 5 years old, though
> fortunately it's still getting updates. Considering MSVC 2022 will be 3.5 at
> that time, I think it's time to drop.
>
>
--
Marc Mutz <marc.mutz at qt.io>
Principal Software Engineer
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