Imported gcc-4.4.3

[msp430-gcc.git] / libstdc++-v3 / testsuite / util / common_type / assoc / detail / trie_supports_prefix_search.hpp

diff --git a/libstdc++-v3/testsuite/util/common_type/assoc/detail/trie_supports_prefix_search.hpp b/libstdc++-v3/testsuite/util/common_type/assoc/detail/trie_supports_prefix_search.hpp
new file mode 100644 (file)
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--- /dev/null
+++ b/libstdc++-v3/testsuite/util/common_type/assoc/detail/trie_supports_prefix_search.hpp
@@ -0,0 +1,73 @@
+// -*- C++ -*-
+
+// Copyright (C) 2005, 2006, 2009 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library.  This library 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.
+
+// This library 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 this library; see the file COPYING3.  If not see
+// <http://www.gnu.org/licenses/>.
+
+
+// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
+
+// Permission to use, copy, modify, sell, and distribute this software
+// is hereby granted without fee, provided that the above copyright
+// notice appears in all copies, and that both that copyright notice
+// and this permission notice appear in supporting documentation. None
+// of the above authors, nor IBM Haifa Research Laboratories, make any
+// representation about the suitability of this software for any
+// purpose. It is provided "as is" without express or implied
+// warranty.
+
+/**
+ * @file trie_supports_prefix_search.hpp
+ * Checks whether a trie supports prefix search.
+ */
+
+#ifndef PB_DS_TRIE_SUPPORTS_PREFIX_SEARCH_HPP
+#define PB_DS_TRIE_SUPPORTS_PREFIX_SEARCH_HPP
+
+#include <ext/pb_ds/trie_policy.hpp>
+
+namespace __gnu_pbds
+{
+
+  namespace test
+  {
+
+    namespace detail
+    {
+
+      template<typename Tree_Cntnr>
+      struct trie_supports_prefix_search
+      {
+       enum
+         {
+           value = __gnu_pbds::detail::is_same<
+            typename Tree_Cntnr::node_update,
+            __gnu_pbds::trie_prefix_search_node_update<
+            typename Tree_Cntnr::const_node_iterator,
+            typename Tree_Cntnr::node_iterator,
+            typename Tree_Cntnr::e_access_traits,
+            typename Tree_Cntnr::allocator_type> >::value
+         };
+      };
+
+    } // namespace detail
+
+  } // namespace test
+
+} // namespace __gnu_pbds
+
+#endif // #ifndef PB_DS_TRIE_SUPPORTS_PREFIX_SEARCH_HPP
+