Messages in this thread | | | From | Kalle Valo <> | Subject | Re: [PATCH net-next 2/8] wifi: ath9k: silence array-bounds warning on GCC 12 | Date | Sun, 22 May 2022 15:06:43 +0300 |
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Jakub Kicinski <kuba@kernel.org> writes:
> On Sat, 21 May 2022 09:58:28 +0300 Kalle Valo wrote: >> > +# FIXME: temporarily silence -Warray-bounds on non W=1+ builds >> > +ifndef KBUILD_EXTRA_WARN >> > +CFLAGS_mac.o += -Wno-array-bounds >> > +endif >> >> There are now four wireless drivers which need this hack. Wouldn't it be >> easier to add -Wno-array-bounds for GCC 12 globally instead of adding >> the same hack to multiple drivers? > > I mean.. it's definitely a hack, I'm surprised more people aren't > complaining. Kees was against disabling it everywhere, AFAIU: > > https://lore.kernel.org/all/202204201117.F44DCF9@keescook/
Wasn't Kees objecting of disabling array-bounds for all GCC versions? That I understand, but I'm merely suggesting to disable the warning only on GCC 12 until the compiler is fixed or the drivers are fixed.
> WiFi is a bit unfortunate but we only have 3 cases in the rest of > networking so it's not _terribly_ common. > > IDK, I'd love to not see all the warnings every time someone touches > netdevice.h :( I made a note to remove the workaround once GCC 12 gets > its act together, that's the best I could come up with.
Ok, fair enough. I'm just worried these will be left lingering for a long time and do more harm than good :)
-- https://patchwork.kernel.org/project/linux-wireless/list/
https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
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