tests: improve the generic yylex implementation.

[bison.git] / src / named-ref.h

diff --git a/src/named-ref.h b/src/named-ref.h
index 0f96e463ea848fc3343d495ad50a4270e34efd9b..00c972ce8d6cf95b25d88c6e1a0d2d1400a4b4e9 100644 (file)
--- a/src/named-ref.h
+++ b/src/named-ref.h
@@ -1,6 +1,6 @@
 /* Named symbol references for Bison
 
-   Copyright (C) 2009-2011 Free Software Foundation, Inc.
+   Copyright (C) 2009-2012 Free Software Foundation, Inc.
 
    This file is part of Bison, the GNU Compiler Compiler.
 
@@ -37,6 +37,9 @@ typedef struct named_ref
 /* Allocate a named reference object. */
 named_ref *named_ref_new (uniqstr id, location loc);
 
+/* Allocate and return a copy.  */
+named_ref *named_ref_copy (const named_ref *r);
+
 /* Free a named reference object. */
 void named_ref_free (named_ref *r);