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diff --git a/i686-linux-gnu-4.7/usr/include/c++/4.7/ext/pb_ds/detail/cc_hash_table_map_/erase_fn_imps.hpp b/i686-linux-gnu-4.7/usr/include/c++/4.7/ext/pb_ds/detail/cc_hash_table_map_/erase_fn_imps.hpp
new file mode 100644
index 0000000..c9c4b1c
--- /dev/null
+++ b/i686-linux-gnu-4.7/usr/include/c++/4.7/ext/pb_ds/detail/cc_hash_table_map_/erase_fn_imps.hpp
@@ -0,0 +1,103 @@
+// -*- C++ -*-
+
+// Copyright (C) 2005, 2006, 2009, 2010 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 cc_hash_table_map_/erase_fn_imps.hpp
+ * Contains implementations of cc_ht_map_'s erase related functions.
+ */
+
+PB_DS_CLASS_T_DEC
+inline void
+PB_DS_CLASS_C_DEC::
+erase_entry_pointer(entry_pointer& r_p_e)
+{
+  _GLIBCXX_DEBUG_ONLY(debug_base::erase_existing(PB_DS_V2F(r_p_e->m_value)));
+
+  entry_pointer p_e = r_p_e;
+  r_p_e = r_p_e->m_p_next;
+  rels_entry(p_e);
+  _GLIBCXX_DEBUG_ASSERT(m_num_used_e > 0);
+  resize_base::notify_erased(--m_num_used_e);
+}
+
+PB_DS_CLASS_T_DEC
+template<typename Pred>
+inline typename PB_DS_CLASS_C_DEC::size_type
+PB_DS_CLASS_C_DEC::
+erase_if(Pred pred)
+{
+  size_type num_ersd = 0;
+  for (size_type pos = 0; pos < m_num_e; ++pos)
+    {
+      while (m_entries[pos] != 0 && pred(m_entries[pos]->m_value))
+        {
+	  ++num_ersd;
+	  entry_pointer p_next_e = m_entries[pos]->m_p_next;
+	  erase_entry_pointer(m_entries[pos]);
+	  m_entries[pos] = p_next_e;
+        }
+
+      entry_pointer p_e = m_entries[pos];
+      while (p_e != 0 && p_e->m_p_next != 0)
+        {
+	  if (pred(p_e->m_p_next->m_value))
+            {
+	      ++num_ersd;
+	      erase_entry_pointer(p_e->m_p_next);
+            }
+	  else
+	    p_e = p_e->m_p_next;
+        }
+    }
+
+  do_resize_if_needed_no_throw();
+  return num_ersd;
+}
+
+PB_DS_CLASS_T_DEC
+void
+PB_DS_CLASS_C_DEC::
+clear()
+{
+  for (size_type pos = 0; pos < m_num_e; ++pos)
+    while (m_entries[pos] != 0)
+      erase_entry_pointer(m_entries[pos]);
+  do_resize_if_needed_no_throw();
+  resize_base::notify_cleared();
+}
+
+#include <ext/pb_ds/detail/cc_hash_table_map_/erase_no_store_hash_fn_imps.hpp>
+#include <ext/pb_ds/detail/cc_hash_table_map_/erase_store_hash_fn_imps.hpp>
+