On 2016-01-12 15:24, Lee Jones wrote:
> Ideally, a kernel compile with W=1 enabled should complete cleanly;
> however, when we run one currently we are presented with ~25k warnings.
> 'sign-compare' accounts for ~22k of those ~25k.
>
> In this patch we're demoting 'sign-compare' warnings to W=2, with a view
> to fixing the remaining 3k W=1 warnings required for a clean build.
>
> Arnd adds:
> "As per our discussion, I'd add that this was inadvertedly introduced
> by Behan when he moved the clang specific warnings into an ifdef block
> and did not notice that -Wsign-compare was interpreted by both gcc
> and clang.
>
> Earlier, it was introduced in just the same way by Jan-Simon as part
> of 3d3d6b847420 ("kbuild: LLVMLinux: Adapt warnings for compilation
> with clang")."
>
> Acked-by: Arnd Bergmann <arnd@xxxxxxxx>
> Fixes: 26ea6bb1fef0 ("kbuild, LLVMLinux: Supress warnings unless W=1-3")
> Signed-off-by: Lee Jones <lee.jones@xxxxxxxxxx>
Applied to kbuild.git#kbuild.
Michal
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