Re: [Qemu-devel] [PATCH v5 16/76] target/mips: Mark switch fallthroughs with interpretable comments

[Richard Henderson <richard.henderson@linaro.org>]

On 07/30/2018 12:11 PM, Aleksandar Markovic wrote:
> From: Aleksandar Markovic <amarkovic@wavecomp.com>
> 
> Mark switch fallthroughs with comments, in cases fallthroughs
> are intentional.
> 
> The comments "/* fall through */" are interpreted by compilers and
> other tools, and they will not issue warnings in such cases. For gcc,
> the warning is turnend on by -Wimplicit-fallthrough. With this patch,
> there will be no such warnings in target/mips directory. If such
> warning appears in future, it should be checked if it is intentional,
> and, if yes, marked with a comment similar to those from this patch.
> 
> The comment must be just before next "case", otherwise gcc won't
> understand it.
> 
> Signed-off-by: Aleksandar Markovic <amarkovic@wavecomp.com>
> Signed-off-by: Stefan Markovic <smarkovic@wavecomp.com>
> ---
>  target/mips/translate.c | 5 +++--
>  1 file changed, 3 insertions(+), 2 deletions(-)

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>


r~