--- a/stage1_2/iec_flex.ll	Thu Oct 04 14:30:51 2012 +0100
+++ b/stage1_2/iec_flex.ll	Thu Oct 04 15:10:45 2012 +0100
@@ -1387,6 +1387,8 @@
 SL		return SL;
 N		return N;
 P		return P;
+P0		return P0;
+P1		return P1;
 R		return R;
 S		return S;
 }