--- vbcc-0.9b/Makefile	2011-01-04 02:31:53.000000000 +0100
+++ vbcc-0.9b/Makefile	2012-09-30 22:43:31.000000000 +0200
@@ -1,6 +1,6 @@
 
 # used to create vbcc, vc and ucpp
-CC = gcc -std=c9x -g -DHAVE_AOS4 #-DHAVE_ECPP -DHAVE_MISRA
+CC = gcc -std=c9x -O2 -fomit-frame-pointer #-DHAVE_ECPP -DHAVE_MISRA
 LDFLAGS = -lm
 
 # native version; used to create dtgen