Message ID | 20190719131425.10835-5-philmd@redhat.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | Trivial switch 'fall through' comment fixes for GCC9 | expand |
On Fri, Jul 19, 2019 at 03:14:22PM +0200, Philippe Mathieu-Daudé wrote: > GCC9 is confused by this comment when building with CFLAG > -Wimplicit-fallthrough=2: > > hw/ipmi/ipmi_bmc_extern.c: In function ‘addchar’: > hw/ipmi/ipmi_bmc_extern.c:178:12: error: this statement may fall through [-Werror=implicit-fallthrough=] > 178 | ch |= 0x10; > | ~~~^~~~~~~ > hw/ipmi/ipmi_bmc_extern.c:181:5: note: here > 181 | default: > | ^~~~~~~ > cc1: all warnings being treated as errors > make: *** [rules.mak:69: hw/ipmi/ipmi_bmc_extern.o] Error 1 > > Rewrite the comment using 'fall through' which is recognized by > GCC and static analyzers. > > Reported-by: Stefan Weil <sw@weilnetz.de> > Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com> > --- > hw/ipmi/ipmi_bmc_extern.c | 3 +-- > 1 file changed, 1 insertion(+), 2 deletions(-) > > diff --git a/hw/ipmi/ipmi_bmc_extern.c b/hw/ipmi/ipmi_bmc_extern.c > index c0a8dac346..d4cbd210c4 100644 > --- a/hw/ipmi/ipmi_bmc_extern.c > +++ b/hw/ipmi/ipmi_bmc_extern.c > @@ -176,8 +176,7 @@ static void addchar(IPMIBmcExtern *ibe, unsigned char ch) > ibe->outbuf[ibe->outlen] = VM_ESCAPE_CHAR; > ibe->outlen++; > ch |= 0x10; > - /* No break */ > - > + /* fall through */ > default: > ibe->outbuf[ibe->outlen] = ch; > ibe->outlen++; > -- > 2.20.1 > Well, whatever, this is fine. Acked-by: Corey Minyard <cminyard@mvista.com>
Le 19/07/2019 à 15:14, Philippe Mathieu-Daudé a écrit : > GCC9 is confused by this comment when building with CFLAG > -Wimplicit-fallthrough=2: > > hw/ipmi/ipmi_bmc_extern.c: In function ‘addchar’: > hw/ipmi/ipmi_bmc_extern.c:178:12: error: this statement may fall through [-Werror=implicit-fallthrough=] > 178 | ch |= 0x10; > | ~~~^~~~~~~ > hw/ipmi/ipmi_bmc_extern.c:181:5: note: here > 181 | default: > | ^~~~~~~ > cc1: all warnings being treated as errors > make: *** [rules.mak:69: hw/ipmi/ipmi_bmc_extern.o] Error 1 > > Rewrite the comment using 'fall through' which is recognized by > GCC and static analyzers. > > Reported-by: Stefan Weil <sw@weilnetz.de> > Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com> > --- > hw/ipmi/ipmi_bmc_extern.c | 3 +-- > 1 file changed, 1 insertion(+), 2 deletions(-) > > diff --git a/hw/ipmi/ipmi_bmc_extern.c b/hw/ipmi/ipmi_bmc_extern.c > index c0a8dac346..d4cbd210c4 100644 > --- a/hw/ipmi/ipmi_bmc_extern.c > +++ b/hw/ipmi/ipmi_bmc_extern.c > @@ -176,8 +176,7 @@ static void addchar(IPMIBmcExtern *ibe, unsigned char ch) > ibe->outbuf[ibe->outlen] = VM_ESCAPE_CHAR; > ibe->outlen++; > ch |= 0x10; > - /* No break */ > - > + /* fall through */ > default: > ibe->outbuf[ibe->outlen] = ch; > ibe->outlen++; > Applied to my trivial-patches branch. Thanks, Laurent
diff --git a/hw/ipmi/ipmi_bmc_extern.c b/hw/ipmi/ipmi_bmc_extern.c index c0a8dac346..d4cbd210c4 100644 --- a/hw/ipmi/ipmi_bmc_extern.c +++ b/hw/ipmi/ipmi_bmc_extern.c @@ -176,8 +176,7 @@ static void addchar(IPMIBmcExtern *ibe, unsigned char ch) ibe->outbuf[ibe->outlen] = VM_ESCAPE_CHAR; ibe->outlen++; ch |= 0x10; - /* No break */ - + /* fall through */ default: ibe->outbuf[ibe->outlen] = ch; ibe->outlen++;
GCC9 is confused by this comment when building with CFLAG -Wimplicit-fallthrough=2: hw/ipmi/ipmi_bmc_extern.c: In function ‘addchar’: hw/ipmi/ipmi_bmc_extern.c:178:12: error: this statement may fall through [-Werror=implicit-fallthrough=] 178 | ch |= 0x10; | ~~~^~~~~~~ hw/ipmi/ipmi_bmc_extern.c:181:5: note: here 181 | default: | ^~~~~~~ cc1: all warnings being treated as errors make: *** [rules.mak:69: hw/ipmi/ipmi_bmc_extern.o] Error 1 Rewrite the comment using 'fall through' which is recognized by GCC and static analyzers. Reported-by: Stefan Weil <sw@weilnetz.de> Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com> --- hw/ipmi/ipmi_bmc_extern.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)