muscle: factor the handling of used variables

[bison.git] / src / nullable.c

diff --git a/src/nullable.c b/src/nullable.c
index b3769fe4c96b5687e82995420a32300a82a73aec..a150f5f5c7828f11dde035e018bb02fd3f0dcb6c 100644 (file)
--- a/src/nullable.c
+++ b/src/nullable.c
@@ -1,6 +1,6 @@
 /* Calculate which nonterminals can expand into the null string for Bison.
 
-   Copyright (C) 1984, 1989, 2000-2006, 2009-2012 Free Software
+   Copyright (C) 1984, 1989, 2000-2006, 2009-2013 Free Software
    Foundation, Inc.
 
    This file is part of Bison, the GNU Compiler Compiler.