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+// cref.h -- cross reference reports for gold   -*- C++ -*-
+
+// Copyright 2008 Free Software Foundation, Inc.
+// Written by Ian Lance Taylor <iant@google.com>.
+
+// This file is part of gold.
+
+// This program 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 of the License, or
+// (at your option) any later version.
+
+// This program 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.
+
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+// MA 02110-1301, USA.
+
+#ifndef GOLD_CREF_H
+#define GOLD_CREF_H
+
+namespace gold
+{
+
+class Object;
+class Archive;
+class Cref_inputs;
+
+// This class collects data for cross reference and other reporting.
+
+class Cref
+{
+ public:
+  Cref()
+    : inputs_(NULL)
+  { }
+
+  // Record an input object file.  This is called for each object file
+  // in the order in which it is processed.
+  void
+  add_object(Object*);
+
+  // Start recording an input archive.  This is called for each
+  // archive in the order in which it appears on the command line.  A
+  // call to add_archive_start precedes calls to add_object for each
+  // object included from the archive.
+  void
+  add_archive_start(Archive*);
+
+  // Finish recording an input archive.  This is called after
+  // add_object has been called for each object included from the
+  // archive.
+  void
+  add_archive_stop(Archive*);
+
+  // Print symbol counts.
+  void
+  print_symbol_counts(const Symbol_table*) const;
+
+ private:
+  void
+  need_inputs();
+
+  Cref_inputs* inputs_;
+};
+
+} // End namespace gold.
+
+#endif // !defined(GOLD_CREF_H)