Precisely, -D is a preprocessor option.
KBUILD_CPPFLAGS is passed to for compiling .c and .S files too.
Signed-off-by: Masahiro Yamada <masahiroy@xxxxxxxxxx>
---
arch/m68k/Makefile | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/arch/m68k/Makefile b/arch/m68k/Makefile
index ae6e29da3a3e..c28f9f917ac0 100644
--- a/arch/m68k/Makefile
+++ b/arch/m68k/Makefile
@@ -70,9 +70,8 @@ ifdef CONFIG_MMU
KBUILD_CFLAGS += -fno-strength-reduce -ffixed-a2
else
# we can use a m68k-linux-gcc toolchain with these in place
-KBUILD_CFLAGS += -DUTS_SYSNAME=\"uClinux\"
-KBUILD_CFLAGS += -D__uClinux__
-KBUILD_AFLAGS += -D__uClinux__
+KBUILD_CPPFLAGS += -DUTS_SYSNAME=\"uClinux\"
+KBUILD_CPPFLAGS += -D__uClinux__
endif
KBUILD_LDFLAGS := -m m68kelf