Qt & gcc requirements for 2.4
Jean-Marc Lasgouttes
lasgouttes at lyx.org
Tue Nov 15 16:11:05 UTC 2022
Le 14/11/2022 à 11:25, Pavel Sanda a écrit :
> Hi,
>
> since (at least) fff28c57561a our master does not compile with gcc 4.9 anymore.
> Also it seems that there is agreement that Qt4 won't be supported for 2.4 either.
> What should we state in the INSTALL now?
>
> I guess that boils down to two separate questions:
>
> - minimal (theoretical) requirements:
> I see JMarc dropped __cplusplus >= 201402L, what it means in term of gcc(clang)?
> Is there someone running Qt < 5.15?
Des dropping this cause a break in gc 4.9? If so I can revert that.
I compile LyX with gcc 7.5.0 and Qt 4.8.7 on a ubuntu 18.04 VM. This is
the oldest reasonable distrib I could find.
> - real tested combinations:
> What are the real Qt numbers/gcc(/..) numbers we use?
gcc 9.4.0 and Qt 5.12.8 on ubuntu 20.04.
JMarc
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