--- a/arch/powerpc/boot/Makefile	2006-04-03 17:33:44.000000000 +0000
+++ b/arch/powerpc/boot/aMakefile	2006-04-04 08:51:13.000000000 +0000
@@ -21,9 +21,19 @@
 #	in the toplevel makefile.
 
 
+# cc-option-crosscc
+# We can't rely on the host compiler in this situation, so we define
+# a modified cc-option macro for this task.
+# Usage: cflags-y += $(call cc-option-crosscc, -march=winchip-c6, -march=i586)
+
+cc-option-crosscc = $(shell if $(CROSS32CC) $(CFLAGS) $(1) -S -o /dev/null -xc /dev/null \
+                     > /dev/null 2>&1; then echo "$(1)"; else echo "$(2)"; fi ;)
+
 HOSTCC		:= gcc
 BOOTCFLAGS	:= $(HOSTCFLAGS) -fno-builtin -nostdinc -isystem \
-		   $(shell $(CROSS32CC) -print-file-name=include) -fPIC
+		   $(shell $(CROSS32CC) -print-file-name=include) -fPIC \
+		   $(call cc-option-crosscc, -fno-stack-protector) \
+		   $(call cc-option-crosscc, -fno-stack-protector-all)
 BOOTAFLAGS	:= -D__ASSEMBLY__ $(BOOTCFLAGS) -traditional -nostdinc 
 OBJCOPYFLAGS    := contents,alloc,load,readonly,data
 OBJCOPY_COFF_ARGS := -O aixcoff-rs6000 --set-start 0x500000