linux-kernel - Re: [PATCH v2 1/3] compiler-gcc: hide COMPILER_HAS_GENERIC_BUILTIN

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Message-ID: <20181117004209.v67yalpxuswhs2vr@ltop.local>
Date:   Sat, 17 Nov 2018 01:42:10 +0100
From:   Luc Van Oostenryck <luc.vanoostenryck@...il.com>
To:     Johannes Berg <johannes@...solutions.net>
Cc:     linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
        Johannes Berg <johannes.berg@...el.com>
Subject: Re: [PATCH v2 1/3] compiler-gcc: hide
 COMPILER_HAS_GENERIC_BUILTIN_OVERFLOW from sparse

On Fri, Nov 09, 2018 at 10:35:32AM +0100, Johannes Berg wrote:
> From: Johannes Berg <johannes.berg@...el.com>
> 
> Sparse doesn't support all the overflow builtins, so just hide
> them from it to avoid lots of warnings/errors reported by it.

The development version of sparse support these builtins
since their introduction in the kernel and sparse's main tree
have been updated (very recently).

I strongly believe this patch shouldn't be.

Regards,
-- Luc