linux-kernel - Re: [PATCH] Revert "Makefile: Do not quote value for CONFIG_CC_IMPLICIT

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Message-ID: <CAKwvOd=52G2J2nXRbefjJ57B_ySZaZ6SD8UwwHziZMPoR6ABHQ@mail.gmail.com>
Date:   Mon, 24 Jan 2022 11:55:43 -0800
From:   Nick Desaulniers <ndesaulniers@...gle.com>
To:     Masahiro Yamada <masahiroy@...nel.org>
Cc:     linux-kbuild@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arch@...r.kernel.org, Michal Marek <michal.lkml@...kovi.net>,
        carnil@...ian.org, Kees Cook <keescook@...omium.org>,
        "Gustavo A . R . Silva" <gustavoars@...nel.org>,
        Nathan Chancellor <nathan@...nel.org>
Subject: Re: [PATCH] Revert "Makefile: Do not quote value for CONFIG_CC_IMPLICIT_FALLTHROUGH"

+ Salvatore, Kees, Gustavo, Nathan

On Wed, Jan 19, 2022 at 9:31 PM Masahiro Yamada <masahiroy@...nel.org> wrote:
>
> This reverts commit cd8c917a56f20f48748dd43d9ae3caff51d5b987.
>
> Commit 129ab0d2d9f3 ("kbuild: do not quote string values in
> include/config/auto.conf") provided the final solution.
>
> Now reverting the temporary workaround.
>
> Signed-off-by: Masahiro Yamada <masahiroy@...nel.org>

Reviewed-by: Nick Desaulniers <ndesaulniers@...gle.com>

> ---
>
>  Makefile | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/Makefile b/Makefile
> index 3f07f0f04475..c94559a97dca 100644
> --- a/Makefile
> +++ b/Makefile
> @@ -778,7 +778,7 @@ stackp-flags-$(CONFIG_STACKPROTECTOR_STRONG)      := -fstack-protector-strong
>  KBUILD_CFLAGS += $(stackp-flags-y)
>
>  KBUILD_CFLAGS-$(CONFIG_WERROR) += -Werror
> -KBUILD_CFLAGS += $(KBUILD_CFLAGS-y) $(CONFIG_CC_IMPLICIT_FALLTHROUGH:"%"=%)
> +KBUILD_CFLAGS += $(KBUILD_CFLAGS-y) $(CONFIG_CC_IMPLICIT_FALLTHROUGH)
>
>  ifdef CONFIG_CC_IS_CLANG
>  KBUILD_CPPFLAGS += -Qunused-arguments
> --
> 2.32.0
>


-- 
Thanks,
~Nick Desaulniers