--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/ipa-type-escape.h	Fri Jul 17 14:47:48 2009 +0900
@@ -0,0 +1,34 @@
+/* Type based alias analysis.
+   Copyright (C) 2004, 2007, 2008 Free Software Foundation, Inc.
+   Contributed by Kenneth Zadeck <zadeck@naturalbridge.com>
+
+This file is part of GCC.
+
+GCC is free software; you can redistribute it and/or modify it under
+the terms of the GNU General Public License as published by the Free
+Software Foundation; either version 3, or (at your option) any later
+version.
+
+GCC is distributed in the hope that it will be useful, but WITHOUT ANY
+WARRANTY; without even the implied warranty of MERCHANTABILITY or
+FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+for more details.
+
+You should have received a copy of the GNU General Public License
+along with GCC; see the file COPYING3.  If not see
+<http://www.gnu.org/licenses/>.  */
+
+#ifndef GCC_IPA_TYPE_ESCAPE_H
+#define GCC_IPA_TYPE_ESCAPE_H
+#include "tree.h"
+
+bool   ipa_type_escape_type_contained_p (tree type);
+bool   ipa_type_escape_field_does_not_clobber_p (tree, tree);
+int    ipa_type_escape_star_count_of_interesting_type (tree type); 
+int    ipa_type_escape_star_count_of_interesting_or_array_type (tree type);
+bool   is_array_access_through_pointer_and_index (enum tree_code, tree, tree,
+						  tree *, tree *, gimple *);
+
+
+#endif  /* GCC_IPA_TYPE_ESCAPE_H  */
+