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diff --git a/i686-linux-gnu-4.7/usr/include/c++/4.7/ext/pb_ds/detail/gp_hash_table_map_/erase_store_hash_fn_imps.hpp b/i686-linux-gnu-4.7/usr/include/c++/4.7/ext/pb_ds/detail/gp_hash_table_map_/erase_store_hash_fn_imps.hpp
new file mode 100644
index 0000000..9ccad4f
--- /dev/null
+++ b/i686-linux-gnu-4.7/usr/include/c++/4.7/ext/pb_ds/detail/gp_hash_table_map_/erase_store_hash_fn_imps.hpp
@@ -0,0 +1,85 @@
+// -*- C++ -*-
+
+// Copyright (C) 2005, 2006, 2009, 2011 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 gp_hash_table_map_/erase_store_hash_fn_imps.hpp
+ * Contains implementations of gp_ht_map_'s erase related functions,
+ * when the hash value is stored.
+ */
+
+PB_DS_CLASS_T_DEC
+inline bool
+PB_DS_CLASS_C_DEC::
+erase_imp(key_const_reference r_key, true_type)
+{
+  const comp_hash pos_hash_pair = ranged_probe_fn_base::operator()(r_key);
+  size_type i;
+  resize_base::notify_erase_search_start();
+  for (i = 0; i < m_num_e; ++i)
+    {
+      const size_type pos = ranged_probe_fn_base::operator()(r_key, pos_hash_pair.second, i);
+
+      entry* const p_e = m_entries + pos;
+      switch(p_e->m_stat)
+        {
+        case empty_entry_status:
+	  {
+	    resize_base::notify_erase_search_end();
+	    PB_DS_CHECK_KEY_DOES_NOT_EXIST(r_key)
+	    return false;
+	  }
+	  break;
+        case valid_entry_status:
+	  if (hash_eq_fn_base::operator()(PB_DS_V2F(p_e->m_value), p_e->m_hash,
+					  r_key, pos_hash_pair.second))
+            {
+	      resize_base::notify_erase_search_end();
+	      erase_entry(p_e);
+	      do_resize_if_needed_no_throw();
+	      return true;
+            }
+	  break;
+        case erased_entry_status:
+	  break;
+        default:
+	  _GLIBCXX_DEBUG_ASSERT(0);
+        };
+
+      resize_base::notify_erase_search_collision();
+    }
+  resize_base::notify_erase_search_end();
+  return false;
+}
+