On Fri, Dec 14, 2018 at 12:06 AM Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx> wrote: > > -Wstrict-prototype is added to KBUILD_CFLAGS first, then overridden -Wstrict-prototypes (plural) > by -Werror=strict-prototype later. -Werror=strict-prototypes (plural) LGTM: https://godbolt.org/z/DyEpmU If you would mind updating the commit message (and subject), then: Reviewed-by: Nick Desaulniers <ndesaulniers@xxxxxxxxxx> > > Let's add -Werror=strict-prototypes unconditionally because it is > supported by GCC 4.6, and also by Clang. > > Signed-off-by: Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx> > --- > > Makefile | 5 +---- > 1 file changed, 1 insertion(+), 4 deletions(-) > > diff --git a/Makefile b/Makefile > index 3bbc16a..bcb943e 100644 > --- a/Makefile > +++ b/Makefile > @@ -423,7 +423,7 @@ LINUXINCLUDE := \ > $(USERINCLUDE) > > KBUILD_AFLAGS := -D__ASSEMBLY__ -fno-PIE > -KBUILD_CFLAGS := -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs \ > +KBUILD_CFLAGS := -Wall -Wundef -Werror=strict-prototypes -Wno-trigraphs \ > -fno-strict-aliasing -fno-common -fshort-wchar -fno-PIE \ > -Werror-implicit-function-declaration \ > -Wno-format-security \ > @@ -828,9 +828,6 @@ KBUILD_CFLAGS += $(call cc-option,-fconserve-stack) > # disallow errors like 'EXPORT_GPL(foo);' with missing header > KBUILD_CFLAGS += $(call cc-option,-Werror=implicit-int) > > -# require functions to have arguments in prototypes, not empty 'int foo()' > -KBUILD_CFLAGS += $(call cc-option,-Werror=strict-prototypes) > - > # Prohibit date/time macros, which would make the build non-deterministic > KBUILD_CFLAGS += $(call cc-option,-Werror=date-time) > > -- > 2.7.4 > -- Thanks, ~Nick Desaulniers