kbuild: enable 'make CPPFLAGS=...' to add additional options to CPP

[deliverable/linux.git] / arch / ia64 / Makefile

diff --git a/arch/ia64/Makefile b/arch/ia64/Makefile
index 9708a29c70b59951a7d379b86d91dc46a866002b..34951aa2370b861d0f0b2b8e91cdf70188cadbd3 100644 (file)
--- a/arch/ia64/Makefile
+++ b/arch/ia64/Makefile
@@ -29,7 +29,7 @@ cflags-y      := -pipe $(EXTRA) -ffixed-r13 -mfixed-range=f12-f15,f32-f127 \
 CFLAGS_KERNEL  := -mconstant-gp
 
 GAS_STATUS     = $(shell $(srctree)/arch/ia64/scripts/check-gas "$(CC)" "$(OBJDUMP)")
-CPPFLAGS += $(shell $(srctree)/arch/ia64/scripts/toolchain-flags "$(CC)" "$(OBJDUMP)" "$(READELF)")
+KBUILD_CPPFLAGS += $(shell $(srctree)/arch/ia64/scripts/toolchain-flags "$(CC)" "$(OBJDUMP)" "$(READELF)")
 
 ifeq ($(GAS_STATUS),buggy)
 $(error Sorry, you need a newer version of the assember, one that is built from        \