exercise-5-9.hpp

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// ===-- chapter-5/exercise-5-9.hpp ----------------------- -*- C++ -*- --=== //
#ifndef EXERCISE_5_9
#define EXERCISE_5_9
 
#include "exercise-5-8.hpp"
 
 
static size_t const sMaxFibForInt32 = 45;
 
namespace boost {
namespace mpl {
 
 
template <>
struct next< exercise_5_8::fibonacci_series_iterator<1134903170, 701408733> >
{
    // Compilation error...
};
 
template <size_t N, size_t LastN>
struct prior< exercise_5_8::fibonacci_series_iterator<N, LastN> >
{
    typedef exercise_5_8::fibonacci_series_iterator<LastN, N-LastN> type;
};
 
template <> struct prior< exercise_5_8::fibonacci_series_iterator<1, 1> >
{
    typedef exercise_5_8::fibonacci_series_iterator<0, 1> type;
};
 
template <> struct prior< exercise_5_8::fibonacci_series_iterator<0, 1> >
{
    // Compilation error
};
 
 
} // namespace mpl
} // namespace boost
 
#endif // EXERCISE_5_9