parse.lac: implement as %define variable.

[bison.git] / src / symlist.c

diff --git a/src/symlist.c b/src/symlist.c
index b3500d2dbbe336b044536c67ac74907896dd4b54..83e37aa06dd30b2aa5fe2135e4f425a5312d2991 100644 (file)
--- a/src/symlist.c
+++ b/src/symlist.c
@@ -1,6 +1,7 @@
 /* Lists of symbols for Bison
 
-   Copyright (C) 2002, 2005, 2006, 2007 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2005, 2006, 2007, 2009, 2010 Free Software
+   Foundation, Inc.
 
    This file is part of Bison, the GNU Compiler Compiler.
 
@@ -146,7 +147,14 @@ symbol_list_prepend (symbol_list *list, symbol_list *node)
 void
 symbol_list_free (symbol_list *list)
 {
-  LIST_FREE (symbol_list, list);
+  symbol_list *node, *next;
+  for (node = list; node; node = next)
+    {
+      next = node->next;
+      if (node->named_ref)
+        named_ref_free (node->named_ref);
+      free (node);
+    }
 }