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diff --git a/gcc-4.4.3/libstdc++-v3/include/ext/pb_ds/detail/bin_search_tree_/constructors_destructor_fn_imps.hpp b/gcc-4.4.3/libstdc++-v3/include/ext/pb_ds/detail/bin_search_tree_/constructors_destructor_fn_imps.hpp
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+++ b/gcc-4.4.3/libstdc++-v3/include/ext/pb_ds/detail/bin_search_tree_/constructors_destructor_fn_imps.hpp
@@ -0,0 +1,218 @@
+// -*- C++ -*-
+
+// Copyright (C) 2005, 2006, 2007, 2008, 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 constructors_destructor_fn_imps.hpp
+ * Contains an implementation class for bin_search_tree_.
+ */
+
+PB_DS_CLASS_T_DEC
+typename PB_DS_CLASS_C_DEC::node_allocator
+PB_DS_CLASS_C_DEC::s_node_allocator;
+
+PB_DS_CLASS_T_DEC
+PB_DS_CLASS_C_DEC::
+PB_DS_CLASS_NAME() : m_p_head(s_node_allocator.allocate(1)), m_size(0)
+{
+ initialize();
+ _GLIBCXX_DEBUG_ONLY(structure_only_assert_valid();)
+}
+
+PB_DS_CLASS_T_DEC
+PB_DS_CLASS_C_DEC::
+PB_DS_CLASS_NAME(const Cmp_Fn& r_cmp_fn) :
+ Cmp_Fn(r_cmp_fn), m_p_head(s_node_allocator.allocate(1)), m_size(0)
+{
+ initialize();
+ _GLIBCXX_DEBUG_ONLY(structure_only_assert_valid();)
+}
+
+PB_DS_CLASS_T_DEC
+PB_DS_CLASS_C_DEC::
+PB_DS_CLASS_NAME(const Cmp_Fn& r_cmp_fn, const node_update& r_node_update) :
+ Cmp_Fn(r_cmp_fn),
+ node_update(r_node_update),
+ m_p_head(s_node_allocator.allocate(1)),
+ m_size(0)
+{
+ initialize();
+ _GLIBCXX_DEBUG_ONLY(structure_only_assert_valid();)
+}
+
+PB_DS_CLASS_T_DEC
+PB_DS_CLASS_C_DEC::
+PB_DS_CLASS_NAME(const PB_DS_CLASS_C_DEC& other) :
+#ifdef _GLIBCXX_DEBUG
+ debug_base(other),
+#endif
+#ifdef PB_DS_TREE_TRACE
+ PB_DS_TREE_TRACE_BASE_C_DEC(other),
+#endif
+ Cmp_Fn(other),
+ node_update(other),
+ m_p_head(s_node_allocator.allocate(1)),
+ m_size(0)
+{
+ initialize();
+ m_size = other.m_size;
+ _GLIBCXX_DEBUG_ONLY(other.structure_only_assert_valid();)
+
+ __try
+ {
+ m_p_head->m_p_parent = recursive_copy_node(other.m_p_head->m_p_parent);
+ if (m_p_head->m_p_parent != NULL)
+ m_p_head->m_p_parent->m_p_parent = m_p_head;
+ m_size = other.m_size;
+ initialize_min_max();
+ }
+ __catch(...)
+ {
+ _GLIBCXX_DEBUG_ONLY(debug_base::clear();)
+ s_node_allocator.deallocate(m_p_head, 1);
+ __throw_exception_again;
+ }
+ _GLIBCXX_DEBUG_ONLY(structure_only_assert_valid();)
+}
+
+PB_DS_CLASS_T_DEC
+void
+PB_DS_CLASS_C_DEC::
+swap(PB_DS_CLASS_C_DEC& other)
+{
+ _GLIBCXX_DEBUG_ONLY(structure_only_assert_valid();)
+ _GLIBCXX_DEBUG_ONLY(other.structure_only_assert_valid();)
+ value_swap(other);
+ std::swap((Cmp_Fn& )(*this), (Cmp_Fn& )other);
+ _GLIBCXX_DEBUG_ONLY(structure_only_assert_valid();)
+ _GLIBCXX_DEBUG_ONLY(other.structure_only_assert_valid();)
+}
+
+PB_DS_CLASS_T_DEC
+void
+PB_DS_CLASS_C_DEC::
+value_swap(PB_DS_CLASS_C_DEC& other)
+{
+ _GLIBCXX_DEBUG_ONLY(debug_base::swap(other);)
+ std::swap(m_p_head, other.m_p_head);
+ std::swap(m_size, other.m_size);
+}
+
+PB_DS_CLASS_T_DEC
+PB_DS_CLASS_C_DEC::
+~PB_DS_CLASS_NAME()
+{
+ clear();
+ s_node_allocator.deallocate(m_p_head, 1);
+}
+
+PB_DS_CLASS_T_DEC
+void
+PB_DS_CLASS_C_DEC::
+initialize()
+{
+ m_p_head->m_p_parent = NULL;
+ m_p_head->m_p_left = m_p_head;
+ m_p_head->m_p_right = m_p_head;
+ m_size = 0;
+}
+
+PB_DS_CLASS_T_DEC
+typename PB_DS_CLASS_C_DEC::node_pointer
+PB_DS_CLASS_C_DEC::
+recursive_copy_node(const node_pointer p_nd)
+{
+ if (p_nd == NULL)
+ return (NULL);
+
+ node_pointer p_ret = s_node_allocator.allocate(1);
+ __try
+ {
+ new (p_ret) node(*p_nd);
+ }
+ __catch(...)
+ {
+ s_node_allocator.deallocate(p_ret, 1);
+ __throw_exception_again;
+ }
+
+ p_ret->m_p_left = p_ret->m_p_right = NULL;
+
+ __try
+ {
+ p_ret->m_p_left = recursive_copy_node(p_nd->m_p_left);
+ p_ret->m_p_right = recursive_copy_node(p_nd->m_p_right);
+ }
+ __catch(...)
+ {
+ clear_imp(p_ret);
+ __throw_exception_again;
+ }
+
+ if (p_ret->m_p_left != NULL)
+ p_ret->m_p_left->m_p_parent = p_ret;
+
+ if (p_ret->m_p_right != NULL)
+ p_ret->m_p_right->m_p_parent = p_ret;
+
+ _GLIBCXX_DEBUG_ONLY(assert_node_consistent(p_ret);)
+ return p_ret;
+}
+
+PB_DS_CLASS_T_DEC
+void
+PB_DS_CLASS_C_DEC::
+initialize_min_max()
+{
+ if (m_p_head->m_p_parent == NULL)
+ {
+ m_p_head->m_p_left = m_p_head->m_p_right = m_p_head;
+ return;
+ }
+
+ {
+ node_pointer p_min = m_p_head->m_p_parent;
+ while (p_min->m_p_left != NULL)
+ p_min = p_min->m_p_left;
+ m_p_head->m_p_left = p_min;
+ }
+
+ {
+ node_pointer p_max = m_p_head->m_p_parent;
+ while (p_max->m_p_right != NULL)
+ p_max = p_max->m_p_right;
+ m_p_head->m_p_right = p_max;
+ }
+}
+