[RFC] raise gcc/make versions for 20.x

[Rosen Penev]

On Tue, Dec 15, 2020 at 9:26 PM Petr Štetiar <ynezz at true.cz> wrote:
>
> Rosen Penev <rosenp at gmail.com> [2020-12-15 19:03:55]:
>
> Hi,
>
> > The issue is with EL7. That would break the ability to compile.
>
> this is moot argument[1]:
>
>  [root at 9bb9a267fbb6 build]# cat /etc/redhat-release
>  CentOS Linux release 7.7.1908 (Core)
>
>  [root at 9bb9a267fbb6 build]# gcc --version
>  gcc (GCC) 8.3.1 20190311 (Red Hat 8.3.1-3)
>  Copyright (C) 2018 Free Software Foundation, Inc.
>  This is free software; see the source for copying conditions.  There is NO
>  warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
>
> > there's a clang warning to fix the GCC 4.8 issue:
> > -Werror=gnu-empty-initializer .
>
> And what is your point?
empty initializers are a GNU extension and not standard C. I don't
think even C23. Fixing it makes the code more portable.
>Are we supposed to handle this and possibly dozen
> other corner cases in GCC 4.8 just because someone wants to use EL7 in default
> setup and refuses to install and use modern toolchain? Even then, what's the
> problem? You could still simply revert the commit which would make gcc6+
> requirement.
>
> 1. https://github.com/openwrt/openwrt/commit/4ba8f7b1ef1e4c0607185a41c06b51928c625d8b#commitcomment-35907238
>
> Cheers,
>
> Petr