only use optimization flags for non-debug builds

mk/vars.mk

@@ -12,9 +12,9 @@ BUILD_GROUP=		$(shell id -gn)
 ifneq ($(ADK_DEBUG),)
 TARGET_DEBUGGING:=	-g3 -fno-omit-frame-pointer
 else
-TARGET_DEBUGGING:=	-fomit-frame-pointer
+TARGET_DEBUGGING:=	-fomit-frame-pointer $(TARGET_OPTIMIZATION) 
 endif
-TARGET_CFLAGS:=		$(TARGET_OPTIMIZATION) $(TARGET_CFLAGS_ARCH) $(TARGET_DEBUGGING)
+TARGET_CFLAGS:=		$(TARGET_CFLAGS_ARCH) $(TARGET_DEBUGGING)
 ifneq ($(ADK_TARGET_ARCH_OPTIMIZATION),)
 TARGET_CFLAGS+=		-march=$(ADK_TARGET_ARCH_OPTIMIZATION)
 endif