On Fri, Oct 27, 2017 at 12:05:58PM -0700, Florian Fainelli wrote: >From: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx> > >commit b5bf1733d6a391c4e90ea8f8468d83023be74a2a upstream. > >For cases where implicit fall through case labels are intended, >to let us inform that to gcc >= 7: > > CC /tmp/build/perf/util/string.o > util/string.c: In function 'perf_atoll': > util/string.c:22:7: error: this statement may fall through [-Werror=implicit-fallthrough=] > if (*p) > ^ > util/string.c:24:3: note: here > case '\0': > ^~~~ > >So we introduce: > > #define __fallthrough __attribute__ ((fallthrough)) > >And use it in such cases. Queued up, thanks! -- Thanks, Sasha