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Re: [PATCH 1/6] audio/audio: Add missing fall through comment
From: |
Richard Henderson |
Subject: |
Re: [PATCH 1/6] audio/audio: Add missing fall through comment |
Date: |
Tue, 17 Dec 2019 17:45:07 -1000 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.2.2 |
On 12/17/19 7:34 AM, Philippe Mathieu-Daudé wrote:
> GCC9 is confused by this comment when building with
> CFLAG -Wimplicit-fallthrough=2:
>
> audio/audio.c: In function ‘audio_pcm_init_info’:
> audio/audio.c:306:14: error: this statement may fall through
> [-Werror=implicit-fallthrough=]
> 306 | sign = 1;
> | ~~~~~^~~
> audio/audio.c:307:5: note: here
> 307 | case AUDIO_FORMAT_U8:
> | ^~~~
> cc1: all warnings being treated as errors
>
> Add the missing fall through comment, similarly to e46349414.
...
> diff --git a/audio/audio.c b/audio/audio.c
> index 56fae55047..57daf3f620 100644
> --- a/audio/audio.c
> +++ b/audio/audio.c
> @@ -304,6 +304,7 @@ void audio_pcm_init_info (struct audio_pcm_info *info,
> struct audsettings *as)
> switch (as->fmt) {
> case AUDIO_FORMAT_S8:
> sign = 1;
> + /* fall through */
> case AUDIO_FORMAT_U8:
> mul = 1;
> break;
Reviewed-by: Richard Henderson <address@hidden>
r~