friend.c (do_friend): Use COMPLETE_OR_OPEN_TYPE_P.

2013-04-02  Paolo Carlini  <paolo.carlini@oracle.com>

	* friend.c (do_friend): Use COMPLETE_OR_OPEN_TYPE_P.
	* pt.c (find_parameter_packs_r): Use TYPE_ALIAS_P and TYPE_TI_ARGS.
	(for_each_template_parm_r): Use TYPE_TI_ARGS.

From-SVN: r197356

gcc/cp/ChangeLog

 2013-04-02  Paolo Carlini  <paolo.carlini@oracle.com>
 
+	* friend.c (do_friend): Use COMPLETE_OR_OPEN_TYPE_P.
+	* pt.c (find_parameter_packs_r): Use TYPE_ALIAS_P and TYPE_TI_ARGS.
+	(for_each_template_parm_r): Use TYPE_TI_ARGS.
+
+2013-04-02  Paolo Carlini  <paolo.carlini@oracle.com>
+
 	* cp-tree.h (TAGGED_TYPE_P): Remove.
 	(IS_OVERLOAD_TYPE): Rename to OVERLOAD_TYPE_P, adjust.
 	(TYPE_ANONYMOUS_P): Adjust.

gcc/cp/friend.c

@@ -485,8 +485,7 @@ do_friend (tree ctype, tree declarator, tree decl,
 	 to be a friend, so we do lookup here even if CTYPE is in
 	 the process of being defined.  */
       if (class_template_depth
-	  || COMPLETE_TYPE_P (ctype)
-	  || (CLASS_TYPE_P (ctype) && TYPE_BEING_DEFINED (ctype)))
+	  || COMPLETE_OR_OPEN_TYPE_P (ctype))
 	{
 	  if (DECL_TEMPLATE_INFO (decl))
 	    /* DECL is a template specialization.  No need to

gcc/cp/pt.c

@@ -3058,10 +3058,7 @@ find_parameter_packs_r (tree *tp, int *walk_subtrees, void* data)
   bool parameter_pack_p = false;
 
   /* Handle type aliases/typedefs.  */
-  if (TYPE_P (t)
-      && TYPE_NAME (t)
-      && TREE_CODE (TYPE_NAME (t)) == TYPE_DECL
-      && TYPE_DECL_ALIAS_P (TYPE_NAME (t)))
+  if (TYPE_ALIAS_P (t))
     {
       if (TYPE_TEMPLATE_INFO (t))
 	cp_walk_tree (&TYPE_TI_ARGS (t),
@@ -3146,7 +3143,7 @@ find_parameter_packs_r (tree *tp, int *walk_subtrees, void* data)
     case UNION_TYPE:
     case ENUMERAL_TYPE:
       if (TYPE_TEMPLATE_INFO (t))
-	cp_walk_tree (&TI_ARGS (TYPE_TEMPLATE_INFO (t)),
+	cp_walk_tree (&TYPE_TI_ARGS (t),
 		      &find_parameter_packs_r, ppd, ppd->visited);
 
       *walk_subtrees = 0;
@@ -7619,7 +7616,7 @@ for_each_template_parm_r (tree *tp, int *walk_subtrees, void *d)
     case ENUMERAL_TYPE:
       if (!TYPE_TEMPLATE_INFO (t))
 	*walk_subtrees = 0;
-      else if (for_each_template_parm (TI_ARGS (TYPE_TEMPLATE_INFO (t)),
+      else if (for_each_template_parm (TYPE_TI_ARGS (t),
 				       fn, data, pfd->visited, 
 				       pfd->include_nondeduced_p))
 	return error_mark_node;