On Wed, Oct 17, 2018 at 5:11 PM Borislav Petkov <bp@xxxxxxxxx> wrote: > > On Tue, Oct 16, 2018 at 09:08:09PM -0300, Leonardo Brás wrote: > > Adds -Wshadow=local on KBUILD_HOSTCFLAGS to show shadow warnings > > on tools built for HOST. > > > > Signed-off-by: Leonardo Brás <leobras.c@xxxxxxxxx> > > --- > > Makefile | 2 +- > > 1 file changed, 1 insertion(+), 1 deletion(-) > > > > diff --git a/Makefile b/Makefile > > index e8b599b4dcde..fb0a9ac195e7 100644 > > --- a/Makefile > > +++ b/Makefile > > @@ -360,7 +360,7 @@ HOST_LFS_LIBS := $(shell getconf LFS_LIBS 2>/dev/null) > > > > HOSTCC = gcc > > HOSTCXX = g++ > > -KBUILD_HOSTCFLAGS := -Wall -Wmissing-prototypes -Wstrict-prototypes -O2 \ > > +KBUILD_HOSTCFLAGS := -Wall -Wshadow=local -Wmissing-prototypes -Wstrict-prototypes -O2 \ > > -fomit-frame-pointer -std=gnu89 $(HOST_LFS_CFLAGS) \ > > $(HOSTCFLAGS) > > KBUILD_HOSTCXXFLAGS := -O2 $(HOST_LFS_CFLAGS) $(HOSTCXXFLAGS) > > -- > > You might wanna take a look at scripts/Makefile.extrawarn which already > has -Wshadow. scripts/Makefile.extrawarn provides options for the target compiler (CC), whereas this patch adds -Wshadow=local for the host compiler (HOSTCC). -- Best Regards Masahiro Yamada
