ceph/src/boost/libs/numeric/odeint/include/boost/numeric/odeint/util/same_instance.hpp

   1 /*
   2  [auto_generated]
   3  boost/numeric/odeint/util/same_instance.hpp
   4
   5  [begin_description]
   6  Basic check if two variables are the same instance
   7  [end_description]
   8
   9  Copyright 2012 Karsten Ahnert
  10  Copyright 2012 Mario Mulansky
  11
  12  Distributed under the Boost Software License, Version 1.0.
  13  (See accompanying file LICENSE_1_0.txt or
  14  copy at http://www.boost.org/LICENSE_1_0.txt)
  15  */
  16
  17
  18 #ifndef BOOST_NUMERIC_ODEINT_UTIL_SAME_INSTANCE_HPP_INCLUDED
  19 #define BOOST_NUMERIC_ODEINT_UTIL_SAME_INSTANCE_HPP_INCLUDED
  20
  21 namespace boost {
  22 namespace numeric {
  23 namespace odeint {
  24
  25 template< class T1 , class T2 , class Enabler=void >
  26 struct same_instance_impl
  27 {
  28     static bool same_instance( const T1& /* x1 */ , const T2& /* x2 */ )
  29     {
  30         return false;
  31     }
  32 };
  33
  34 template< class T >
  35 struct same_instance_impl< T , T >
  36 {
  37     static bool same_instance( const T &x1 , const T &x2 )
  38     {
  39         // check pointers
  40         return (&x1 == &x2);
  41     }
  42 };
  43
  44
  45 template< class T1 , class T2 >
  46 bool same_instance( const T1 &x1 , const T2 &x2 )
  47 {
  48     return same_instance_impl< T1 , T2 >::same_instance( x1 , x2 );
  49 }
  50
  51
  52 } // namespace odeint
  53 } // namespace numeric
  54 } // namespace boost
  55
  56 #endif