--- a/stage1_2/Makefile.am	Thu Nov 15 14:14:00 2012 +0000
+++ b/stage1_2/Makefile.am	Thu Nov 15 17:30:35 2012 +0100
@@ -16,6 +16,7 @@
 libstage1_2_a_SOURCES = \
 	iec_flex.ll \
 	iec_bison.yy \
+    derived_conversion_functions.cc \
 	stage1_2.cc 
 
 libstage1_2_a_CPPFLAGS =  -DDEFAULT_LIBDIR='"lib"' -I../../absyntax