doc: fix some invalid @ref.

[bison.git] / src / symlist.c

diff --git a/src/symlist.c b/src/symlist.c
index b3500d2dbbe336b044536c67ac74907896dd4b54..874e238ac3faccbdf229aceec15dde684a1755b0 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, 2005-2007, 2009-2012 Free Software Foundation,
+   Inc.
 
    This file is part of Bison, the GNU Compiler Compiler.
 
@@ -122,7 +123,7 @@ symbol_list_syms_print (const symbol_list *l, FILE *f)
       symbol_print (l->content.sym, f);
       fprintf (stderr, l->action_props.is_value_used ? " used" : " unused");
       if (l && l->content.sym)
-       fprintf (f, ", ");
+        fprintf (f, ", ");
     }
 }
 
@@ -146,7 +147,13 @@ 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;
+      named_ref_free (node->named_ref);
+      free (node);
+    }
 }
 
 
@@ -183,7 +190,7 @@ symbol_list_n_get (symbol_list *l, int n)
       l = l->next;
       if (l == NULL
           || (l->content_type == SYMLIST_SYMBOL && l->content.sym == NULL))
-       return NULL;
+        return NULL;
     }
 
   return l;