Re: [PATCH 000/141] Fix fall-through warnings for Clang

Gustavo A. R. Silva
2020-11-20T19:25:23Z

On 11/20/20 12:28, Joe Perches wrote:
> On Fri, 2020-11-20 at 12:21 -0600, Gustavo A. R. Silva wrote:
>> Hi all,
>>
>> This series aims to fix almost all remaining fall-through warnings in
>> order to enable -Wimplicit-fallthrough for Clang.
>>
>> In preparation to enable -Wimplicit-fallthrough for Clang, explicitly
>> add multiple break/goto/return/fallthrough statements instead of just
>> letting the code fall through to the next case.
>>
>> Notice that in order to enable -Wimplicit-fallthrough for Clang, this
>> change[1] is meant to be reverted at some point. So, this patch helps
>> to move in that direction.
>
> This was a bit hard to parse for a second or three.
>
> Thanks Gustavo.
>
> How was this change done?

I audited case by case in order to determine the best fit for each
situation. Depending on the surrounding logic, sometimes it makes
more sense a goto or a fallthrough rather than merely a break.

Thanks
--
Gustavo