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Date:   Tue, 18 Aug 2020 18:23:23 -0700
From:   Yonghong Song <yhs@...com>
To:     Andrii Nakryiko <andriin@...com>, <bpf@...r.kernel.org>,
        <netdev@...r.kernel.org>, <ast@...com>, <daniel@...earbox.net>
CC:     <andrii.nakryiko@...il.com>, <kernel-team@...com>
Subject: Re: [PATCH bpf-next 1/7] libbpf: disable -Wswitch-enum compiler
 warning



On 8/18/20 2:33 PM, Andrii Nakryiko wrote:
> That compilation warning is more annoying, than helpful.

Curious which compiler and which version caused this issue?
I did not hit with gcc 8.2 or latest clang in my environment.

> 
> Signed-off-by: Andrii Nakryiko <andriin@...com>
> ---
>   tools/lib/bpf/Makefile | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/tools/lib/bpf/Makefile b/tools/lib/bpf/Makefile
> index bf8ed134cb8a..95c946e94ca5 100644
> --- a/tools/lib/bpf/Makefile
> +++ b/tools/lib/bpf/Makefile
> @@ -107,7 +107,7 @@ ifeq ($(feature-reallocarray), 0)
>   endif
>   
>   # Append required CFLAGS
> -override CFLAGS += $(EXTRA_WARNINGS)
> +override CFLAGS += $(EXTRA_WARNINGS) -Wno-switch-enum
>   override CFLAGS += -Werror -Wall
>   override CFLAGS += -fPIC
>   override CFLAGS += $(INCLUDES)
> 

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