--- a/bin/geninfo	2007/10/04 08:18:07	1.32
+++ b/bin/geninfo	2007/11/01 16:29:39	1.33
@@ -1478,6 +1478,7 @@
 					}
 					next;
 				}
+				last if ($length == 0);
 				($blocks, $string) =
 					read_gcno_string(*INPUT, $endianness);
 				if (defined($string))