From: Willy Tarreau <w@1wt.eu>
To: "Thomas Weißschuh" <linux@weissschuh.net>
Cc: Shuah Khan <shuah@kernel.org>,
Rodrigo Campos <rodrigo@sdfg.com.ar>,
linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] selftests/nolibc: avoid GCC 15 -Wunterminated-string-initialization
Date: Mon, 23 Jun 2025 23:37:12 +0200 [thread overview]
Message-ID: <20250623213712.GA30367@1wt.eu> (raw)
In-Reply-To: <20250623-nolibc-nonstring-v1-1-11282204766a@weissschuh.net>
On Mon, Jun 23, 2025 at 11:34:32PM +0200, Thomas Weißschuh wrote:
> On GCC 15 the following warnings is emitted:
>
> nolibc-test.c: In function 'run_stdlib':
> nolibc-test.c:1416:32: warning: initializer-string for array of 'char' truncates NUL terminator but destination lacks 'nonstring' attribute (11 chars into 10 available) [-Wunterminated-string-initialization]
> 1416 | char buf[10] = "test123456";
> | ^~~~~~~~~~~~
>
> Increase the size of buf to avoid the warning.
>
> It would also be possible to use __attribute__((nonstring)) but that
> would require some ifdeffery to work with older compilers.
I agree with you, that's not an important enough fight to spend time
on :-)
> Fixes: 1063649cf531 ("selftests/nolibc: Add tests for strlcat() and strlcpy()")
> Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
Acked-by: Willy Tarreau <w@1wt.eu>
willy
next prev parent reply other threads:[~2025-06-23 21:37 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-06-23 21:34 Thomas Weißschuh
2025-06-23 21:37 ` Willy Tarreau [this message]
2025-06-24 11:08 ` Rodrigo Campos
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