diff --git a/sdcc/src/Makefile.in b/sdcc/src/Makefile.in
index b334928..b9451fd 100644
--- a/sdcc/src/Makefile.in
+++ b/sdcc/src/Makefile.in
@@ -111,6 +111,9 @@ $(TARGET): $(SLIBOBJS) $(OBJECTS) $(PORT_LIBS)
 .c.o:
 	$(CC) $(CFLAGS) $(CPPFLAGS) -c $< -o $@
 
+SDCCicode.o: SDCCicode.c
+	$(CC) `echo $(CFLAGS) $(CPPFLAGS) |sed 's|\-O2|-O0|g'` -c $< -o $@
+
 $(SLIBOBJS):%.o:$(SLIB)/%.c
 	$(CC) $(CFLAGS) $(CPPFLAGS) -c $< -o $@