On Fri, Jul 19, 2019 at 03:14:25PM +0200, Philippe Mathieu-Daudé wrote:
> GCC9 is confused by this comment when building with CFLAG
> -Wimplicit-fallthrough=2:
>
> CC ppc64-softmmu/hw/ppc/spapr_rtc.o
> hw/ppc/spapr_events.c: In function ‘rtas_event_log_to_source’:
> hw/ppc/spapr_events.c:312:12: error: this statement may fall through
> [-Werror=implicit-fallthrough=]
> 312 | if (spapr_ovec_test(spapr->ov5_cas, OV5_HP_EVT)) {
> | ^
> hw/ppc/spapr_events.c:317:5: note: here
> 317 | case RTAS_LOG_TYPE_EPOW:
> | ^~~~
> cc1: all warnings being treated as errors
>
> Rewrite the comment using 'fall through' which is recognized by
> GCC and static analyzers.
>
> Reported-by: Stefan Weil <[email protected]>
> Signed-off-by: Philippe Mathieu-Daudé <[email protected]>Acked-by: David Gibson <[email protected]> > --- > hw/ppc/spapr_events.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/hw/ppc/spapr_events.c b/hw/ppc/spapr_events.c > index ae0f093f59..0a98894ad6 100644 > --- a/hw/ppc/spapr_events.c > +++ b/hw/ppc/spapr_events.c > @@ -313,7 +313,7 @@ rtas_event_log_to_source(SpaprMachineState *spapr, int > log_type) > g_assert(source->enabled); > break; > } > - /* fall back to epow for legacy hotplug interrupt source */ > + /* fall through back to epow for legacy hotplug interrupt source */ > case RTAS_LOG_TYPE_EPOW: > source = spapr_event_sources_get_source(spapr->event_sources, > EVENT_CLASS_EPOW); -- David Gibson | I'll have my music baroque, and my code david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_ | _way_ _around_! http://www.ozlabs.org/~dgibson
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