--- a/gcc/print-tree.c	Tue May 25 18:58:51 2010 +0900
+++ b/gcc/print-tree.c	Tue Mar 22 17:18:12 2011 +0900
@@ -50,7 +50,7 @@
    Most nodes referred to by this one are printed recursively
    down to a depth of six.  */
 
-void
+DEBUG_FUNCTION void
 debug_tree (tree node)
 {
   table = XCNEWVEC (struct bucket *, HASH_SIZE);
@@ -60,6 +60,20 @@
   putc ('\n', stderr);
 }
 
+/* Print the vector of trees VEC on standard error, for debugging.
+   Most nodes referred to by this one are printed recursively
+   down to a depth of six.  */
+
+DEBUG_FUNCTION void
+debug_vec_tree (VEC(tree,gc) *vec)
+{
+  table = XCNEWVEC (struct bucket *, HASH_SIZE);
+  print_vec_tree (stderr, "", vec, 0);
+  free (table);
+  table = 0;
+  putc ('\n', stderr);
+}
+
 /* Print PREFIX and ADDR to FILE.  */
 void
 dump_addr (FILE *file, const char *prefix, const void *addr)
@@ -425,6 +439,8 @@
 
       if (code == VAR_DECL && DECL_IN_TEXT_SECTION (node))
 	fputs (" in-text-section", file);
+      if (code == VAR_DECL && DECL_IN_CONSTANT_POOL (node))
+	fputs (" in-constant-pool", file);
       if (code == VAR_DECL && DECL_COMMON (node))
 	fputs (" common", file);
       if (code == VAR_DECL && DECL_THREAD_LOCAL_P (node))
@@ -860,8 +876,7 @@
 	      {
 		char temp[10];
 		sprintf (temp, "elt %d", i);
-		indent_to (file, indent + 4);
-		print_node_brief (file, temp, TREE_VEC_ELT (node, i), 0);
+		print_node (file, temp, TREE_VEC_ELT (node, i), indent + 4);
 	      }
 	  break;
 
@@ -979,3 +994,27 @@
 
   fprintf (file, ">");
 }
+
+/* Print the tree vector VEC in full on file FILE, preceded by PREFIX,
+   starting in column INDENT.  */
+
+void
+print_vec_tree (FILE *file, const char *prefix, VEC(tree,gc) *vec, int indent)
+{
+  tree elt;
+  unsigned ix;
+
+  /* Indent to the specified column, since this is the long form.  */
+  indent_to (file, indent);
+
+  /* Print the slot this node is in, and its code, and address.  */
+  fprintf (file, "%s <VEC", prefix);
+  dump_addr (file, " ", vec);
+
+  FOR_EACH_VEC_ELT (tree, vec, ix, elt)
+    {
+      char temp[10];
+      sprintf (temp, "elt %d", ix);
+      print_node (file, temp, elt, indent + 4);
+    }
+}