From: Jakub Kicinski <kuba@kernel.org>
To: David Laight <David.Laight@ACULAB.COM>
Cc: "davem@davemloft.net" <davem@davemloft.net>,
"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
"edumazet@google.com" <edumazet@google.com>,
"pabeni@redhat.com" <pabeni@redhat.com>,
"jesse.brandeburg@intel.com" <jesse.brandeburg@intel.com>,
"anthony.l.nguyen@intel.com" <anthony.l.nguyen@intel.com>
Subject: Re: [PATCH net-next] eth: ice: silence the GCC 12 array-bounds warning
Date: Fri, 20 May 2022 09:50:10 -0700 [thread overview]
Message-ID: <20220520095010.0f85db7f@kernel.org> (raw)
In-Reply-To: <fbde22661c6b4d5f82ca47d5703ab7a8@AcuMS.aculab.com>
On Fri, 20 May 2022 12:58:35 +0000 David Laight wrote:
> > +# FIXME: temporarily silence -Warray-bounds on non W=1 builds
> > +ifndef KBUILD_EXTRA_WARN
> > +CFLAGS_ice_switch.o += $(call cc-disable-warning, array-bounds)
> > +endif
> > --
> > 2.34.3
>
> Is it possible to just add:
>
> CFLAGS_ice_switch.o += $(disable-Warray-bounds)
>
> and then ensure that disable-Warray-bounds is defined
> (and expanded) by the time it is actually expanded?
> This might be before or after the makefile is expanded.
> But it would mean that the work is only done once.
> I've an idea that 'call cc-disable-warning' is non-trivial.
Happy to do whatever's recommended but the $(disable-Warray-bounds)
does not work, I still see the warning.
prev parent reply other threads:[~2022-05-20 16:50 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-05-20 6:09 [PATCH net-next] eth: ice: silence the GCC 12 array-bounds warning Jakub Kicinski
2022-05-20 12:58 ` David Laight
2022-05-20 16:50 ` Jakub Kicinski [this message]
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