From: Corey Minyard <cminyard@mvista.com>
To: Laurent Vivier <laurent@vivier.eu>
Cc: "Peter Maydell" <peter.maydell@linaro.org>,
"Eduardo Habkost" <ehabkost@redhat.com>,
"Juan Quintela" <quintela@redhat.com>,
qemu-trivial@nongnu.org, "Markus Armbruster" <armbru@redhat.com>,
"Jason Wang" <jasowang@redhat.com>,
"Michael S. Tsirkin" <mst@redhat.com>,
"Michael Tokarev" <mjt@tls.msk.ru>,
qemu-devel@nongnu.org, qemu-ppc@nongnu.org,
"Stefan Weil" <sw@weilnetz.de>,
"Paolo Bonzini" <pbonzini@redhat.com>,
"David Gibson" <david@gibson.dropbear.id.au>,
"Philippe Mathieu-Daudé" <philmd@redhat.com>,
"Dr. David Alan Gilbert" <dgilbert@redhat.com>,
"Richard Henderson" <rth@twiddle.net>
Subject: Re: [Qemu-devel] [PULL 09/14] hw/ipmi: Rewrite a fall through comment
Date: Wed, 21 Aug 2019 06:48:07 -0500 [thread overview]
Message-ID: <20190821114807.GT445@minyard.net> (raw)
In-Reply-To: <20190821111947.26580-10-laurent@vivier.eu>
On Wed, Aug 21, 2019 at 01:19:42PM +0200, Laurent Vivier wrote:
> From: Philippe Mathieu-Daudé <philmd@redhat.com>
>
> GCC9 is confused by this comment when building with CFLAG
> -Wimplicit-fallthrough=2:
>
> hw/ipmi/ipmi_bmc_extern.c: In function ‘addchar’:
> hw/ipmi/ipmi_bmc_extern.c:178:12: error: this statement may fall through [-Werror=implicit-fallthrough=]
> 178 | ch |= 0x10;
> | ~~~^~~~~~~
> hw/ipmi/ipmi_bmc_extern.c:181:5: note: here
> 181 | default:
> | ^~~~~~~
> cc1: all warnings being treated as errors
> make: *** [rules.mak:69: hw/ipmi/ipmi_bmc_extern.o] Error 1
>
> Rewrite the comment using 'fall through' which is recognized by
> GCC and static analyzers.
Looks good, thanks. I've pulled it into my tree, but if you want
to queue it someplace else:
Reviewed-by: Corey Minyard <cminyard@mvista.com>
>
> Reported-by: Stefan Weil <sw@weilnetz.de>
> Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
> Acked-by: Corey Minyard <cminyard@mvista.com>
> Message-Id: <20190719131425.10835-5-philmd@redhat.com>
> Signed-off-by: Laurent Vivier <laurent@vivier.eu>
> ---
> hw/ipmi/ipmi_bmc_extern.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/hw/ipmi/ipmi_bmc_extern.c b/hw/ipmi/ipmi_bmc_extern.c
> index 573428eca1b2..87da9ff99cf5 100644
> --- a/hw/ipmi/ipmi_bmc_extern.c
> +++ b/hw/ipmi/ipmi_bmc_extern.c
> @@ -177,8 +177,7 @@ static void addchar(IPMIBmcExtern *ibe, unsigned char ch)
> ibe->outbuf[ibe->outlen] = VM_ESCAPE_CHAR;
> ibe->outlen++;
> ch |= 0x10;
> - /* No break */
> -
> + /* fall through */
> default:
> ibe->outbuf[ibe->outlen] = ch;
> ibe->outlen++;
> --
> 2.21.0
>
next prev parent reply other threads:[~2019-08-21 11:58 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-21 11:19 [Qemu-devel] [PULL 00/14] Trivial branch patches Laurent Vivier
2019-08-21 11:19 ` [Qemu-devel] [PULL 01/14] test: Use g_strndup instead of plain strndup Laurent Vivier
2019-08-21 11:19 ` [Qemu-devel] [PULL 02/14] misc: fix naming scheme of compatiblity arrays Laurent Vivier
2019-08-21 11:19 ` [Qemu-devel] [PULL 03/14] configure: remove obsoleted $sparc_cpu variable Laurent Vivier
2019-08-21 11:19 ` [Qemu-devel] [PULL 04/14] configure: fix sdl detection using sdl2-config Laurent Vivier
2019-08-21 11:19 ` [Qemu-devel] [PULL 05/14] .gitignore: ignore some vhost-user* related files Laurent Vivier
2019-08-21 11:19 ` [Qemu-devel] [PULL 06/14] hw/net/e1000: Fix erroneous comment Laurent Vivier
2019-08-21 11:19 ` [Qemu-devel] [PULL 07/14] json: Move switch 'fall through' comment to correct place Laurent Vivier
2019-08-21 11:19 ` [Qemu-devel] [PULL 08/14] hw/dma/omap_dma: " Laurent Vivier
2019-08-21 11:19 ` [Qemu-devel] [PULL 09/14] hw/ipmi: Rewrite a fall through comment Laurent Vivier
2019-08-21 11:48 ` Corey Minyard [this message]
2019-08-21 11:19 ` [Qemu-devel] [PULL 10/14] target/ppc: " Laurent Vivier
2019-08-21 11:19 ` [Qemu-devel] [PULL 11/14] vl: " Laurent Vivier
2019-08-21 11:19 ` [Qemu-devel] [PULL 12/14] spapr_events: " Laurent Vivier
2019-08-21 11:19 ` [Qemu-devel] [PULL 13/14] hw/display/sm501: Remove unused include Laurent Vivier
2019-08-21 11:19 ` [Qemu-devel] [PULL 14/14] hw/display: Compile various display devices as common object Laurent Vivier
2019-08-22 9:30 ` [Qemu-devel] [PULL 00/14] Trivial branch patches Peter Maydell
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