kbuild: change kbuild to not rely on incorrect GNU make behavior

[mirror_ubuntu-artful-kernel.git] / arch / ppc / Makefile

diff --git a/arch/ppc/Makefile b/arch/ppc/Makefile
index e719a4933af1e1bff7d820f42225dda557f310af..9fbdf54ba2be55b9ff2867437e1eb3125dcd1b1f 100644 (file)
--- a/arch/ppc/Makefile
+++ b/arch/ppc/Makefile
@@ -82,7 +82,7 @@ drivers-$(CONFIG_OPROFILE)    += arch/powerpc/oprofile/
 
 BOOT_TARGETS = zImage zImage.initrd znetboot znetboot.initrd vmlinux.sm
 
-.PHONY: $(BOOT_TARGETS)
+PHONY += $(BOOT_TARGETS)
 
 all: uImage zImage
 
@@ -128,10 +128,9 @@ TOUT       := .tmp_gas_check
 # Ensure this is binutils 2.12.1 (or 2.12.90.0.7) or later for altivec
 # instructions.
 # gcc-3.4 and binutils-2.14 are a fatal combination.
-GCC_VERSION    := $(call cc-version)
 
 checkbin:
-       @if test "$(GCC_VERSION)" = "0304" ; then \
+       @if test "$(call cc-version)" = "0304" ; then \
                if ! /bin/echo mftb 5 | $(AS) -v -mppc -many -o $(TOUT) >/dev/null 2>&1 ; then \
                        echo -n '*** ${VERSION}.${PATCHLEVEL} kernels no longer build '; \
                        echo 'correctly with gcc-3.4 and your version of binutils.'; \