[PATCH] Raise the minimum GCC version to 5.2

[Joe Perches]

On Sat, 2021-05-15 at 09:14 +0200, Pavel Machek wrote:
> On Sun 2021-05-02 00:15:38, Masahiro Yamada wrote:
> > The current minimum GCC version is 4.9 except ARCH=arm64 requiring
> > GCC 5.1.
> 
> Please don't. I'm still on 4.9 on machine I can't easily update,

Why is that?  Later compiler versions are available.
http://cdn.kernel.org/pub/tools/crosstool/

Is there some other reason your machine can not have the compiler
version updated?