[Intel-gfx] [PATCH] drm/i915: Disable unused-but-set compiler warning

[Maarten Lankhorst]

Op 08-02-18 om 17:16 schreef Chris Wilson:
> The unused-but-set warning enabled by W=1 catches out a lot of the
> atomic helper iterator macros and drown us in their noise (or trip over
> Werror and die). Path of least resistance is to ignore the warning.
>
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
> Cc: Joonas Lahtinen <joonas.lahtinen at linux.intel.com>
> Cc: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>
> ---
>  drivers/gpu/drm/i915/Makefile | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile
> index 3bddd8a06806..f55cc028b2eb 100644
> --- a/drivers/gpu/drm/i915/Makefile
> +++ b/drivers/gpu/drm/i915/Makefile
> @@ -17,6 +17,7 @@ subdir-ccflags-y += $(call cc-disable-warning, unused-parameter)
>  subdir-ccflags-y += $(call cc-disable-warning, type-limits)
>  subdir-ccflags-y += $(call cc-disable-warning, missing-field-initializers)
>  subdir-ccflags-y += $(call cc-disable-warning, implicit-fallthrough)
> +subdir-ccflags-y += $(call cc-disable-warning, unused-but-set-variable)
>  subdir-ccflags-$(CONFIG_DRM_I915_WERROR) += -Werror
>  
>  # Fine grained warnings disable

Reviewed-by: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>