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diff --git a/i686-linux-gnu-4.7/usr/include/c++/4.7/debug/safe_unordered_container.tcc b/i686-linux-gnu-4.7/usr/include/c++/4.7/debug/safe_unordered_container.tcc
new file mode 100644
index 0000000..69aafa8
--- /dev/null
+++ b/i686-linux-gnu-4.7/usr/include/c++/4.7/debug/safe_unordered_container.tcc
@@ -0,0 +1,100 @@
+// Safe container implementation  -*- C++ -*-
+
+// Copyright (C) 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/>.
+
+/** @file debug/safe_unordered_container.tcc
+ *  This file is a GNU debug extension to the Standard C++ Library.
+ */
+
+#ifndef _GLIBCXX_DEBUG_SAFE_UNORDERED_CONTAINER_TCC
+#define _GLIBCXX_DEBUG_SAFE_UNORDERED_CONTAINER_TCC 1
+
+namespace __gnu_debug
+{
+  template<typename _Container>
+    template<typename _Predicate>
+      void
+      _Safe_unordered_container<_Container>::
+      _M_invalidate_if(_Predicate __pred)
+      {
+	typedef typename _Container::iterator iterator;
+	typedef typename _Container::const_iterator const_iterator;
+
+	__gnu_cxx::__scoped_lock sentry(this->_M_get_mutex());
+	for (_Safe_iterator_base* __iter = _M_iterators; __iter;)
+	  {
+	    iterator* __victim = static_cast<iterator*>(__iter);
+	    __iter = __iter->_M_next;
+	    if (!__victim->_M_singular() && __pred(__victim->base()))
+	      {
+		__victim->_M_invalidate();
+	      }
+	  }
+
+	for (_Safe_iterator_base* __iter2 = _M_const_iterators; __iter2;)
+	  {
+	    const_iterator* __victim = static_cast<const_iterator*>(__iter2);
+	    __iter2 = __iter2->_M_next;
+	    if (!__victim->_M_singular() && __pred(__victim->base()))
+	      {
+		__victim->_M_invalidate();
+	      }
+	  }
+      }
+
+
+  template<typename _Container>
+    template<typename _Predicate>
+      void
+      _Safe_unordered_container<_Container>::
+      _M_invalidate_local_if(_Predicate __pred)
+      {
+	typedef typename _Container::local_iterator local_iterator;
+	typedef typename _Container::const_local_iterator const_local_iterator;
+
+	__gnu_cxx::__scoped_lock sentry(this->_M_get_mutex());
+	for (_Safe_iterator_base* __iter = _M_local_iterators; __iter;)
+	  {
+	    local_iterator* __victim = static_cast<local_iterator*>(__iter);
+	    __iter = __iter->_M_next;
+	    if (!__victim->_M_singular() && __pred(__victim->base()))
+	      {
+		__victim->_M_invalidate();
+	      }
+	  }
+
+	for (_Safe_iterator_base* __iter2 = _M_const_local_iterators; __iter2;)
+	  {
+	    const_local_iterator* __victim =
+	      static_cast<const_local_iterator*>(__iter2);
+	    __iter2 = __iter2->_M_next;
+	    if (!__victim->_M_singular() && __pred(__victim->base()))
+	      {
+		__victim->_M_invalidate();
+	      }
+	  }
+      }
+
+} // namespace __gnu_debug
+
+#endif