Re: [PATCH] kernel: use the gnu89 standard explicitly

[Kirill A. Shutemov]

On Sun, Oct 19, 2014 at 12:07:42PM -0400, Sasha Levin wrote:
> gcc5 changes the default standard to c11, rather than gnu89, which
> makes kernel build unhappy.
> 
> Explicitly define the kernel standard to be gnu89 which should
> keep everything working exactly like it was before gcc5.
> 
> Signed-off-by: Sasha Levin <sasha.levin@xxxxxxxxxx>
> ---
>  Makefile |    3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/Makefile b/Makefile
> index dd7e1cb..43f31cb 100644
> --- a/Makefile
> +++ b/Makefile
> @@ -642,7 +642,8 @@ ifdef CONFIG_READABLE_ASM
>  # partial inlining inlines only parts of functions
>  KBUILD_CFLAGS += $(call cc-option,-fno-reorder-blocks,) \
>                   $(call cc-option,-fno-ipa-cp-clone,) \
> -                 $(call cc-option,-fno-partial-inlining)
> +                 $(call cc-option,-fno-partial-inlining,) \
> +                 $(call cc-option,-std=gnu89)
>  endif

Hm. Why is that under #ifdef CONFIG_READABLE_ASM ?

-- 
 Kirill A. Shutemov
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