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+/* Coefficient class implementation: inline functions.
+   Copyright (C) 2001-2010 Roberto Bagnara <bagnara@cs.unipr.it>
+   Copyright (C) 2010-2011 BUGSENG srl (http://bugseng.com)
+
+This file is part of the Parma Polyhedra Library (PPL).
+
+The PPL 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.
+
+The PPL 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 02111-1307, USA.
+
+For the most up-to-date information see the Parma Polyhedra Library
+site: http://www.cs.unipr.it/ppl/ . */
+
+#ifndef PPL_Coefficient_inlines_hh
+#define PPL_Coefficient_inlines_hh 1
+
+namespace Parma_Polyhedra_Library {
+
+#ifdef PPL_CHECKED_INTEGERS
+inline void
+Bounded_Integer_Coefficient_Policy::handle_result(Result r) {
+  // Note that the input functions can return VC_NAN.
+  if (result_overflow(r) || result_class(r) == VC_NAN)
+    throw_result_exception(r);
+}
+#endif // PPL_CHECKED_INTEGERS
+
+
+#if defined(PPL_CHECKED_INTEGERS) || defined(PPL_NATIVE_INTEGERS)
+inline Coefficient_traits::const_reference
+Coefficient_zero() {
+  // FIXME: is there a way to avoid this static variable?
+  static Coefficient zero(0);
+  return zero;
+}
+
+inline Coefficient_traits::const_reference
+Coefficient_one() {
+  // FIXME: is there a way to avoid this static variable?
+  static Coefficient one(1);
+  return one;
+}
+#endif // defined(PPL_CHECKED_INTEGERS) || defined(PPL_NATIVE_INTEGERS)
+
+#ifdef PPL_GMP_INTEGERS
+inline Coefficient_traits::const_reference
+Coefficient_zero() {
+  extern const Coefficient* Coefficient_zero_p;
+  return *Coefficient_zero_p;
+}
+
+inline Coefficient_traits::const_reference
+Coefficient_one() {
+  extern const Coefficient* Coefficient_one_p;
+  PPL_ASSERT(*Coefficient_one_p != 0);
+  return *Coefficient_one_p;
+}
+#endif // PPL_GMP_INTEGERS
+
+} // namespace Parma_Polyhedra_Library
+
+#endif // !defined(PPL_Coefficient_inlines_hh)