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SubjectRe: [PATCH] kbuild: clang: Disable -Wunused-const-variable warnings
Hi Prasad,

On Mon, Jan 29, 2018 at 09:08:00AM -0800, Prasad Sodagudi wrote:
> --- a/Makefile
> +++ b/Makefile
> @@ -698,7 +698,6 @@ KBUILD_CFLAGS += $(stackp-flag)
>
> ifeq ($(cc-name),clang)
> KBUILD_CPPFLAGS += $(call cc-option,-Qunused-arguments,)
> -KBUILD_CFLAGS += $(call cc-disable-warning, unused-variable)
> KBUILD_CFLAGS += $(call cc-disable-warning, format-invalid-specifier)
> KBUILD_CFLAGS += $(call cc-disable-warning, gnu)
> KBUILD_CFLAGS += $(call cc-disable-warning, address-of-packed-member)
> @@ -716,9 +715,9 @@ else
> # These warnings generated too much noise in a regular build.
> # Use make W=1 to enable them (see scripts/Makefile.extrawarn)
> KBUILD_CFLAGS += $(call cc-disable-warning, unused-but-set-variable)
> -KBUILD_CFLAGS += $(call cc-disable-warning, unused-const-variable)
> endif
>
> +KBUILD_CFLAGS += $(call cc-disable-warning, unused-const-variable)
> ifdef CONFIG_FRAME_POINTER
> KBUILD_CFLAGS += -fno-omit-frame-pointer -fno-optimize-sibling-calls
> else

Ah, much more obvious now, thanks :-)


Segher

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