Make sure only supported compiler options are used
Import "cc-option" shell function from kernel and
use it to get the correct ARM GCC options for individual CPUs
Patch by Peter Pearse, 30 Jun 2005
diff --git a/cpu/arm920t/config.mk b/cpu/arm920t/config.mk
index cef7d26..3c7a279 100644
--- a/cpu/arm920t/config.mk
+++ b/cpu/arm920t/config.mk
@@ -22,6 +22,14 @@
#
PLATFORM_RELFLAGS += -fno-strict-aliasing -fno-common -ffixed-r8 \
- -mshort-load-bytes -msoft-float
+ -msoft-float
-PLATFORM_CPPFLAGS += -mapcs-32 -march=armv4
+PLATFORM_CPPFLAGS += -march=armv4
+# =========================================================================
+#
+# Supply options according to compiler version
+#
+# =========================================================================
+PLATFORM_CPPFLAGS +=$(call cc-option,-mapcs-32,-mabi=apcs-gnu)
+PLATFORM_RELFLAGS +=$(call cc-option,-mshort-load-bytes,$(call cc-option,-malignment-traps,))
+