Revert _binding -> _value change.

	* name-lookup.h (get_namespace_value, set_global_value): Rename to
	...
	(get_namespace_binding, set_global_binding): ... these.
	* name-lookup.c (get_namespace_value, set_global_value): Rename to
	...
	(get_namespace_binding, set_global_binding): ... these.
	(arg_assoc_namespace, pushdecl_maybe_friend_1)
	check_for_out_of_scope_variable, push_overloaded_decl_1,
	lookup_name_innermost_nonclass_level, push_namespace): Adjust.
	* cp-tree.h (IDENTIFIER_GLOBAL_VALUE)
	SET_IDENTIFIER_GLOBAL_VALUE): Adjust.
	* decl.c (poplevel): Adjust.
	* pt.c (make_constrained_auto): Likewise.
((--This line, and those below, will be ignored--

M    cp/cp-tree.h
M    cp/name-lookup.c
M    cp/name-lookup.h
M    cp/decl.c
M    cp/ChangeLog
M    cp/pt.c

From-SVN: r247745

gcc/cp/ChangeLog

+2017-05-08  Nathan Sidwell  <nathan@acm.org>
+
+	Revert _binding -> _value change.
+	* name-lookup.h (get_namespace_value, set_global_value): Rename to ...
+	(get_namespace_binding, set_global_binding): ... these.
+	* name-lookup.c (get_namespace_value, set_global_value): Rename to ...
+	(get_namespace_binding, set_global_binding): ... these.
+	(arg_assoc_namespace, pushdecl_maybe_friend_1,
+	check_for_out_of_scope_variable, push_overloaded_decl_1,
+	lookup_name_innermost_nonclass_level, push_namespace): Adjust.
+	* cp-tree.h (IDENTIFIER_GLOBAL_VALUE,
+	SET_IDENTIFIER_GLOBAL_VALUE): Adjust.
+	* decl.c (poplevel): Adjust.
+	* pt.c (make_constrained_auto): Likewise.
+
 2017-05-07  Volker Reichelt  <v.reichelt@netcologne.de>
 
 	PR translation/80280

gcc/cp/cp-tree.h

@@ -554,9 +554,9 @@ struct GTY(()) ptrmem_cst {
 typedef struct ptrmem_cst * ptrmem_cst_t;
 
 #define IDENTIFIER_GLOBAL_VALUE(NODE) \
-  get_namespace_value (NULL_TREE, (NODE))
+  get_namespace_binding (NULL_TREE, (NODE))
 #define SET_IDENTIFIER_GLOBAL_VALUE(NODE, VAL) \
-  set_global_value ((NODE), (VAL))
+  set_global_binding ((NODE), (VAL))
 
 #define CLEANUP_P(NODE)		TREE_LANG_FLAG_0 (TRY_BLOCK_CHECK (NODE))
 

gcc/cp/decl.c

@@ -693,7 +693,7 @@ poplevel (int keep, int reverse, int functionbody)
 					   /*class_p=*/true);
 	  tree ns_binding = NULL_TREE;
 	  if (!ob)
-	    ns_binding = get_namespace_value (current_namespace, name);
+	    ns_binding = get_namespace_binding (current_namespace, name);
 
 	  if (ob && ob->scope == current_binding_level->level_chain)
 	    /* We have something like:

gcc/cp/name-lookup.c

@@ -215,7 +215,7 @@ arg_assoc_namespace (struct arg_lookup *k, tree scope)
       if (arg_assoc_namespace (k, TREE_PURPOSE (value)))
 	return true;
 
-  value = get_namespace_value (scope, k->name);
+  value = get_namespace_binding (scope, k->name);
   if (!value)
     return false;
 
@@ -1250,7 +1250,7 @@ pushdecl_maybe_friend_1 (tree x, bool is_friend)
       /* In case this decl was explicitly namespace-qualified, look it
 	 up in its namespace context.  */
       if (DECL_NAMESPACE_SCOPE_P (x) && namespace_bindings_p ())
-	t = get_namespace_value (DECL_CONTEXT (x), name);
+	t = get_namespace_binding (DECL_CONTEXT (x), name);
       else
 	t = lookup_name_innermost_nonclass_level (name);
 
@@ -1267,7 +1267,7 @@ pushdecl_maybe_friend_1 (tree x, bool is_friend)
 	  t = innermost_non_namespace_value (name);
 	  /* Or in the innermost namespace.  */
 	  if (! t)
-	    t = get_namespace_value (DECL_CONTEXT (x), name);
+	    t = get_namespace_binding (DECL_CONTEXT (x), name);
 	  /* Does it have linkage?  Note that if this isn't a DECL, it's an
 	     OVERLOAD, which is OK.  */
 	  if (t && DECL_P (t) && ! (TREE_STATIC (t) || DECL_EXTERNAL (t)))
@@ -1521,7 +1521,7 @@ pushdecl_maybe_friend_1 (tree x, bool is_friend)
 	{
 	  tree decl;
 
-	  decl = get_namespace_value (current_namespace, name);
+	  decl = get_namespace_binding (current_namespace, name);
 	  if (decl && TREE_CODE (decl) == OVERLOAD)
 	    decl = OVL_FUNCTION (decl);
 
@@ -1568,7 +1568,7 @@ pushdecl_maybe_friend_1 (tree x, bool is_friend)
       else
 	{
 	  /* Here to install a non-global value.  */
-	  tree oldglobal = get_namespace_value (current_namespace, name);
+	  tree oldglobal = get_namespace_binding (current_namespace, name);
 	  tree oldlocal = NULL_TREE;
 	  cp_binding_level *oldscope = NULL;
 	  cxx_binding *oldbinding = outer_binding (name, NULL, true);
@@ -1608,7 +1608,7 @@ pushdecl_maybe_friend_1 (tree x, bool is_friend)
 
 	      if (oldlocal == NULL_TREE)
 		oldlocal
-		  = get_namespace_value (current_namespace, DECL_NAME (d));
+		  = get_namespace_binding (current_namespace, DECL_NAME (d));
 	    }
 
 	  /* If this is an extern function declaration, see if we
@@ -1972,7 +1972,7 @@ check_for_out_of_scope_variable (tree decl)
     shadowed = DECL_HAS_SHADOWED_FOR_VAR_P (shadowed)
       ? DECL_SHADOWED_FOR_VAR (shadowed) : NULL_TREE;
   if (!shadowed)
-    shadowed = get_namespace_value (current_namespace, DECL_NAME (decl));
+    shadowed = get_namespace_binding (current_namespace, DECL_NAME (decl));
   if (shadowed)
     {
       if (!DECL_ERROR_REPORTED (decl))
@@ -2934,7 +2934,7 @@ push_overloaded_decl_1 (tree decl, int flags, bool is_friend)
   int doing_global = (namespace_bindings_p () || !(flags & PUSH_LOCAL));
 
   if (doing_global)
-    old = get_namespace_value (DECL_CONTEXT (decl), name);
+    old = get_namespace_binding (DECL_CONTEXT (decl), name);
   else
     old = lookup_name_innermost_nonclass_level (name);
 
@@ -4023,7 +4023,7 @@ namespace_binding_1 (tree name, tree scope)
    global_namespace.  */
 
 tree
-get_namespace_value (tree ns, tree name)
+get_namespace_binding (tree ns, tree name)
 {
   bool subtime = timevar_cond_start (TV_NAME_LOOKUP);
   if (!ns)
@@ -4052,11 +4052,11 @@ set_namespace_binding (tree name, tree scope, tree val)
     supplement_binding (b, val);
 }
 
-/* Set NAME in the global namespace to VAL.  Does not add it to the
-   list of things in the namespace.  */
+/* Set value binding og NAME in the global namespace to VAL.  Does not
+   add it to the list of things in the namespace.  */
 
 void
-set_global_value (tree name, tree val)
+set_global_binding (tree name, tree val)
 {
   bool subtime = timevar_cond_start (TV_NAME_LOOKUP);
 
@@ -5823,7 +5823,7 @@ lookup_name_innermost_nonclass_level_1 (tree name)
 
   if (b->kind == sk_namespace)
     {
-      t = get_namespace_value (current_namespace, name);
+      t = get_namespace_binding (current_namespace, name);
 
       /* extern "C" function() */
       if (t != NULL_TREE && TREE_CODE (t) == TREE_LIST)
@@ -6475,7 +6475,7 @@ push_namespace (tree name)
   if (anon)
     {
       name = anon_identifier;
-      d = get_namespace_value (current_namespace, name);
+      d = get_namespace_binding (current_namespace, name);
       if (d)
 	/* Reopening anonymous namespace.  */
 	need_new = false;
@@ -6484,7 +6484,7 @@ push_namespace (tree name)
   else
     {
       /* Check whether this is an extended namespace definition.  */
-      d = get_namespace_value (current_namespace, name);
+      d = get_namespace_binding (current_namespace, name);
       if (d != NULL_TREE && TREE_CODE (d) == NAMESPACE_DECL)
 	{
 	  tree dna = DECL_NAMESPACE_ALIAS (d);

gcc/cp/name-lookup.h

@@ -311,8 +311,8 @@ extern tree pushdecl_with_scope (tree, cp_binding_level *, bool);
 extern tree lookup_name_prefer_type (tree, int);
 extern tree lookup_name_real (tree, int, int, bool, int, int);
 extern tree lookup_type_scope (tree, tag_scope);
-extern tree get_namespace_value (tree ns, tree id);
-extern void set_global_value (tree id, tree val);
+extern tree get_namespace_binding (tree ns, tree id);
+extern void set_global_binding (tree id, tree val);
 extern bool hidden_name_p (tree);
 extern tree remove_hidden_names (tree);
 extern tree lookup_qualified_name (tree, tree, int, bool, /*hidden*/bool = false);

gcc/cp/pt.c

@@ -24731,7 +24731,7 @@ make_constrained_auto (tree con, tree args)
 static tree
 listify (tree arg)
 {
-  tree std_init_list = get_namespace_value (std_node, init_list_identifier);
+  tree std_init_list = get_namespace_binding (std_node, init_list_identifier);
   tree argvec;
   if (!std_init_list || !DECL_CLASS_TEMPLATE_P (std_init_list))
     {