On Fri, Aug 30, 2024 at 03:23:32PM -0700, Nathan Chancellor wrote:
> On Fri, Aug 30, 2024 at 08:57:47PM +0100, Mark Brown wrote:
> > I'm a bit concerned that this isn't picked up by an allmodconfig with
> > the -Werror... I'm currently using GCC 12 for that.
>
> It shows up with -Wmaybe-uninitialized for GCC but that's disabled for
> the normal kernel build with commit 78a5255ffb6a ("Stop the ad-hoc games
> with -Wno-maybe-initialized"). With GCC 12:
...
> Perhaps a KCFLAGS=-Wmaybe-uninitialized in your make command or adding
>
> subdir-ccflags-$(CONFIG_CC_IS_GCC) := -Wmaybe-uninitialized
>
> to the makefiles of the drivers that you maintain might not be a bad
> idea.
If it's causing so many false positives that it's been disabled then
that'll just cause trouble, it's always miserable whenever a subsystem
decides to go with custom warning options.
Attachment:
signature.asc
Description: PGP signature
