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From:   Zhangjin Wu <falcon@tinylab.org>
To:     linux@weissschuh.net
Cc:     falcon@tinylab.org, linux-kernel@vger.kernel.org,
        linux-kselftest@vger.kernel.org, shuah@kernel.org,
        tanyuan@tinylab.org, w@1wt.eu
Subject: [PATCH 1/4] selftests/nolibc: drop unused test helpers
Date:   Mon, 31 Jul 2023 14:48:26 +0800
Message-Id: <20230731064826.16584-1-falcon@tinylab.org>
In-Reply-To: <20230731-nolibc-warnings-v1-1-74973d2a52d7@weissschuh.net>
References: <20230731-nolibc-warnings-v1-1-74973d2a52d7@weissschuh.net>
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Hi, Thomas

> As we want to enable compiler warnings in the future these would be
> reported as unused functions.
> 
> If we need them in the future they are easy to recreate from their still
> existing siblings.
> 
> Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
> ---
>  tools/testing/selftests/nolibc/nolibc-test.c | 99 ----------------------------
>  1 file changed, 99 deletions(-)
> 
> diff --git a/tools/testing/selftests/nolibc/nolibc-test.c b/tools/testing/selftests/nolibc/nolibc-test.c
> index 03b1d30f5507..53e2d448eded 100644
> --- a/tools/testing/selftests/nolibc/nolibc-test.c
> +++ b/tools/testing/selftests/nolibc/nolibc-test.c
> @@ -161,31 +161,6 @@ static void result(int llen, enum RESULT r)
>   * of failures, thus either 0 or 1.
>   */
>  
> -#define EXPECT_ZR(cond, expr)				\
> -	do { if (!(cond)) result(llen, SKIPPED); else ret += expect_zr(expr, llen); } while (0)
> -
> -static int expect_zr(int expr, int llen)
> -{

Why not a simple 'static __attribute__((unused))' line, then, no need to
add them again next time.

    -static int expect_zr(int expr, int llen)
    +static __attribute__((unused))
    +int expect_zr(int expr, int llen)
     {

Thanks,
Zhangjin

> -	int ret = !(expr == 0);
> -
> -	llen += printf(" = %d ", expr);
> -	result(llen, ret ? FAIL : OK);
> -	return ret;
> -}
> -
> -
> -#define EXPECT_NZ(cond, expr, val)			\
> -	do { if (!(cond)) result(llen, SKIPPED); else ret += expect_nz(expr, llen; } while (0)
> -
> -static int expect_nz(int expr, int llen)
> -{
> -	int ret = !(expr != 0);
> -
> -	llen += printf(" = %d ", expr);
> -	result(llen, ret ? FAIL : OK);
> -	return ret;
> -}
> -
> [...]
> -- 
> 2.41.0
> 
>