text: #if !defined(BOOST_PROTO_DONT_USE_PREPROCESSED_FILES)
  
  #include <boost/proto/detail/preprocessed/poly_function_funop.hpp>
  
  #elif !defined(BOOST_PP_IS_ITERATING)
  
  #define BOOST_PROTO_NORMALIZE_ARG(Z, N, DATA)                                  \
    static_cast<typename normalize_arg<BOOST_PP_CAT(A, N) const &>::reference>(  \
        BOOST_PP_CAT(a, N)) /**/
  
  #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES)
  #pragma wave option(preserve : 2, line : 0, output                             \
                      : "preprocessed/poly_function_funop.hpp")
  #endif
  
  ///////////////////////////////////////////////////////////////////////////////
  // poly_function_funop.hpp
  // Contains overloads of poly_function\<\>::operator()
  //
  //  Copyright 2008 Eric Niebler. Distributed under the Boost
  //  Software License, Version 1.0. (See accompanying file
  //  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
  
  #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES)
  #pragma wave option(preserve : 1)
  #endif
  
  #define BOOST_PP_ITERATION_PARAMS_1                                            \
    (3, (1, BOOST_PROTO_MAX_ARITY,                                               \
         <boost / proto / detail / poly_function_funop.hpp>))
  #include BOOST_PP_ITERATE()
  
  #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES)
  #pragma wave option(output : null)
  #endif
  
  #undef BOOST_PROTO_NORMALIZE_ARG
  
  #else
  
  #define N BOOST_PP_ITERATION()
  
  template <typename This BOOST_PP_ENUM_TRAILING_PARAMS(N, typename A)>
  struct result<This(BOOST_PP_ENUM_PARAMS(N, A))>
      : Derived::template impl<BOOST_PP_ENUM_BINARY_PARAMS(
            N, typename normalize_arg<A, >::type BOOST_PP_INTERCEPT)> {
    typedef typename result::result_type type;
  };
  
  template <BOOST_PP_ENUM_PARAMS(N, typename A)>
  typename result<Derived const(
      BOOST_PP_ENUM_BINARY_PARAMS(N, A, const &BOOST_PP_INTERCEPT))>::type
  operator()(BOOST_PP_ENUM_BINARY_PARAMS(N, A, const &a)) const {
    result<Derived const(
        BOOST_PP_ENUM_BINARY_PARAMS(N, A, const &BOOST_PP_INTERCEPT))>
        impl;
  
    return impl(BOOST_PP_ENUM(N, BOOST_PROTO_NORMALIZE_ARG, ~));
  }
  
  #undef N
  
  #endif // BOOST_PROTO_DONT_USE_PREPROCESSED_FILES
  