# Re: \[PATCH 3/3\] powerpc: fix -Wimplicit-fallthrough

- From: Michael Ellerman \<mpe@ellerman.id.au\>
- Date: 2020-11-17 23:46:59 
- List: linuxppc-dev
- Page: https://ratatoskr.run/linuxppc-dev/2020/11/6180805
- Thread: https://ratatoskr.run/linuxppc-dev/2020/11/6176906/t.md

```text
Nick Desaulniers [ref] writes:
> The "fallthrough" pseudo-keyword was added as a portable way to denote
> intentional fallthrough. Clang will still warn on cases where there is a
> fallthrough to an immediate break. Add explicit breaks for those cases.
>
> Link: https://github.com/ClangBuiltLinux/linux/issues/236
> Signed-off-by: Nick Desaulniers <ndesaulniers@google.com>
> ---
>  arch/powerpc/kernel/prom_init.c | 1 +
>  arch/powerpc/kernel/uprobes.c   | 1 +
>  arch/powerpc/perf/imc-pmu.c     | 1 +
>  3 files changed, 3 insertions(+)

Acked-by: Michael Ellerman <mpe@ellerman.id.au>

cheers
```