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diff --git a/gcc-4.4.3/libstdc++-v3/include/ext/pb_ds/detail/hash_fn/mask_based_range_hashing.hpp b/gcc-4.4.3/libstdc++-v3/include/ext/pb_ds/detail/hash_fn/mask_based_range_hashing.hpp
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--- a/gcc-4.4.3/libstdc++-v3/include/ext/pb_ds/detail/hash_fn/mask_based_range_hashing.hpp
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@@ -1,107 +0,0 @@
-// -*- 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.
-
-// Under Section 7 of GPL version 3, you are granted additional
-// permissions described in the GCC Runtime Library Exception, version
-// 3.1, as published by the Free Software Foundation.
-
-// You should have received a copy of the GNU General Public License and
-// a copy of the GCC Runtime Library Exception along with this program;
-// see the files COPYING3 and COPYING.RUNTIME respectively. 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 mask_based_range_hashing.hpp
- * Contains a range hashing policy base.
- */
-
-#ifndef PB_DS_MASK_BASED_RANGE_HASHING_HPP
-#define PB_DS_MASK_BASED_RANGE_HASHING_HPP
-
-namespace __gnu_pbds
-{
- namespace detail
- {
-#define PB_DS_CLASS_T_DEC template<typename Size_Type>
-#define PB_DS_CLASS_C_DEC mask_based_range_hashing<Size_Type>
-
- template<typename Size_Type>
- class mask_based_range_hashing
- {
- protected:
- typedef Size_Type size_type;
-
- void
- swap(mask_based_range_hashing& other)
- { std::swap(m_mask, other.m_mask); }
-
- void
- notify_resized(size_type size);
-
- inline size_type
- range_hash(size_type hash) const
- { return size_type(hash & m_mask); }
-
- private:
- size_type m_mask;
- const static size_type s_num_bits_in_size_type;
- const static size_type s_highest_bit_1;
- };
-
- PB_DS_CLASS_T_DEC
- const typename PB_DS_CLASS_C_DEC::size_type
- PB_DS_CLASS_C_DEC::s_num_bits_in_size_type =
- sizeof(typename PB_DS_CLASS_C_DEC::size_type) << 3;
-
- PB_DS_CLASS_T_DEC
- const typename PB_DS_CLASS_C_DEC::size_type PB_DS_CLASS_C_DEC::s_highest_bit_1 = static_cast<typename PB_DS_CLASS_C_DEC::size_type>(1) << (s_num_bits_in_size_type - 1);
-
-
- PB_DS_CLASS_T_DEC
- void
- PB_DS_CLASS_C_DEC::
- notify_resized(size_type size)
- {
- size_type i = 0;
- while (size ^ s_highest_bit_1)
- {
- size <<= 1;
- ++i;
- }
-
- m_mask = 1;
- i += 2;
- while (i++ < s_num_bits_in_size_type)
- m_mask = (m_mask << 1) ^ 1;
- }
-
-#undef PB_DS_CLASS_T_DEC
-#undef PB_DS_CLASS_C_DEC
-
- } // namespace detail
-} // namespace __gnu_pbds
-
-#endif