text: #ifndef SPROUT_NUMERIC_FFT_FIXED_BITREV_TABLE_HPP
  #define SPROUT_NUMERIC_FFT_FIXED_BITREV_TABLE_HPP
  
  #include <cstddef>
  #include <type_traits>
  #include <sprout/config.hpp>
  #include <sprout/index_tuple/metafunction.hpp>
  #include <sprout/container/traits.hpp>
  #include <sprout/container/functions.hpp>
  #include <sprout/container/indexes.hpp>
  #include <sprout/iterator/operation.hpp>
  #include <sprout/algorithm/fixed/result_of.hpp>
  #include <sprout/bit/reverse.hpp>
  #include <sprout/bit/length.hpp>
  
  namespace sprout {
  		namespace fixed {
  			namespace detail {
  			template<typename Container, sprout::index_t... Indexes>
  			inline SPROUT_CONSTEXPR typename sprout::fixed::result_of::algorithm<Container>::type
  			bitrev_table_impl(
  				Container const& cont, sprout::index_tuple<Indexes...>,
  				std::size_t bit_length,
  				typename sprout::container_traits<Container>::difference_type offset,
  				typename sprout::container_traits<Container>::size_type size
  				)
  			{
  				return sprout::remake<Container>(
  					cont,
  					sprout::size(cont),
  					(Indexes >= offset && Indexes < offset + size
  						? sprout::bit_reverse_in(
  							static_cast<typename sprout::container_traits<Container>::value_type>(Indexes - offset),
  							bit_length
  							)
  						: *sprout::next(sprout::internal_begin(cont), Indexes)
  						)...
  					);
  			}
  		}	// namespace detail
  		//
  		// bitrev_table
  		//
  		template<typename Container>
  		inline SPROUT_CONSTEXPR typename sprout::fixed::result_of::algorithm<Container>::type
  		bitrev_table(Container const& cont) {
  			return sprout::fixed::detail::bitrev_table_impl(
  				cont,
  				sprout::container_indexes<Container>::make(),
  				sprout::empty(cont) ? 0
  					: sprout::bit_length(sprout::size(cont) - 1)
  					,
  				sprout::internal_begin_offset(cont),
  				sprout::size(cont)
  				);
  		}
  	}	// namespace fixed
  
  	using sprout::fixed::bitrev_table;
  }	// namespace sprout
  
  #endif	// #ifndef SPROUT_NUMERIC_FFT_FIXED_BITREV_TABLE_HPP
  