--- zzzz-none-000/linux-3.10.107/arch/mn10300/Makefile	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/arch/mn10300/Makefile	2021-02-04 17:41:59.000000000 +0000
@@ -92,14 +92,6 @@
   echo  '* zImage        - Compressed kernel image (arch/$(ARCH)/boot/zImage)'
 endef
 
-# If you make sure the .S files get compiled with debug info,
-# uncomment the following to disable optimisations
-# that are unhelpful whilst debugging.
-ifdef CONFIG_DEBUG_INFO
-#KBUILD_CFLAGS	+= -O1
-KBUILD_AFLAGS	+= -Wa,--gdwarf2
-endif
-
 #
 # include the appropriate processor- and unit-specific headers
 #