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Subject: [Boost-commit] svn:boost r71742 - in trunk: boost/proto boost/proto/detail boost/proto/detail/preprocessed libs/proto/preprocess
From: eric_at_[hidden]
Date: 2011-05-05 13:28:14


Author: eric_niebler
Date: 2011-05-05 13:28:09 EDT (Thu, 05 May 2011)
New Revision: 71742
URL: http://svn.boost.org/trac/boost/changeset/71742

Log:
more pre-preprocessing work
Added:
   trunk/boost/proto/detail/args.hpp (contents, props changed)
   trunk/boost/proto/detail/basic_expr.hpp (contents, props changed)
   trunk/boost/proto/detail/deep_copy.hpp (contents, props changed)
   trunk/boost/proto/detail/extends_funop.hpp (contents, props changed)
   trunk/boost/proto/detail/extends_funop_const.hpp (contents, props changed)
   trunk/boost/proto/detail/preprocessed/args.hpp (contents, props changed)
   trunk/boost/proto/detail/preprocessed/deep_copy.hpp (contents, props changed)
   trunk/boost/proto/detail/preprocessed/extends_funop.hpp (contents, props changed)
   trunk/boost/proto/detail/preprocessed/extends_funop_const.hpp (contents, props changed)
Text files modified:
   trunk/boost/proto/args.hpp | 376 ++++++++++++++++-----------------------
   trunk/boost/proto/deep_copy.hpp | 322 ++++++++++++++-------------------
   trunk/boost/proto/detail/expr.hpp | 26 +-
   trunk/boost/proto/detail/funop.hpp | 9
   trunk/boost/proto/detail/preprocessed/basic_expr.hpp | 4
   trunk/boost/proto/detail/preprocessed/expr_variadic.hpp | 4
   trunk/boost/proto/extends.hpp | 56 +----
   trunk/libs/proto/preprocess/preprocess_proto.cpp | 3
   8 files changed, 334 insertions(+), 466 deletions(-)

Modified: trunk/boost/proto/args.hpp
==============================================================================
--- trunk/boost/proto/args.hpp (original)
+++ trunk/boost/proto/args.hpp 2011-05-05 13:28:09 EDT (Thu, 05 May 2011)
@@ -1,223 +1,165 @@
-#ifndef BOOST_PP_IS_ITERATING
- ///////////////////////////////////////////////////////////////////////////////
- /// \file args.hpp
- /// Contains definition of \c term\<\>, \c list1\<\>, \c list2\<\>, ...
- /// class templates.
- //
- // 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)
-
- #ifndef BOOST_PROTO_ARGS_HPP_EAN_04_01_2005
- #define BOOST_PROTO_ARGS_HPP_EAN_04_01_2005
-
- #include <boost/config.hpp>
- #include <boost/detail/workaround.hpp>
- #include <boost/preprocessor/cat.hpp>
- #include <boost/preprocessor/arithmetic/dec.hpp>
- #include <boost/preprocessor/iteration/iterate.hpp>
- #include <boost/preprocessor/repetition/enum_params.hpp>
- #include <boost/preprocessor/repetition/repeat.hpp>
- #include <boost/preprocessor/repetition/repeat_from_to.hpp>
- #include <boost/type_traits/is_function.hpp>
- #include <boost/type_traits/is_abstract.hpp>
- #include <boost/mpl/if.hpp>
- #include <boost/mpl/or.hpp>
- #include <boost/mpl/void.hpp>
- #include <boost/proto/proto_fwd.hpp>
-
- namespace boost { namespace proto
+///////////////////////////////////////////////////////////////////////////////
+/// \file args.hpp
+/// Contains definition of \c term\<\>, \c list1\<\>, \c list2\<\>, ...
+/// class templates.
+//
+// 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)
+
+#ifndef BOOST_PROTO_ARGS_HPP_EAN_04_01_2005
+#define BOOST_PROTO_ARGS_HPP_EAN_04_01_2005
+
+#include <boost/preprocessor/cat.hpp>
+#include <boost/preprocessor/arithmetic/dec.hpp>
+#include <boost/preprocessor/iteration/iterate.hpp>
+#include <boost/preprocessor/repetition/enum_params.hpp>
+#include <boost/preprocessor/repetition/repeat.hpp>
+#include <boost/preprocessor/repetition/repeat_from_to.hpp>
+#include <boost/type_traits/is_function.hpp>
+#include <boost/type_traits/is_abstract.hpp>
+#include <boost/mpl/if.hpp>
+#include <boost/mpl/or.hpp>
+#include <boost/mpl/void.hpp>
+#include <boost/proto/proto_fwd.hpp>
+
+namespace boost { namespace proto
+{
+ namespace detail
     {
- namespace detail
+ // All classes derived from std::ios_base have these public nested types,
+ // and are non-copyable. This is an imperfect test, but it's the best we
+ // we can do.
+ template<typename T>
+ yes_type check_is_iostream(
+ typename T::failure *
+ , typename T::Init *
+ , typename T::fmtflags *
+ , typename T::iostate *
+ , typename T::openmode *
+ , typename T::seekdir *
+ );
+
+ template<typename T>
+ no_type check_is_iostream(...);
+
+ template<typename T>
+ struct is_iostream
+ {
+ static bool const value = sizeof(yes_type) == sizeof(check_is_iostream<T>(0,0,0,0,0,0));
+ typedef mpl::bool_<value> type;
+ };
+
+ /// INTERNAL ONLY
+ // This should be a customization point. And it serves the same purpose
+ // as the is_noncopyable trait in Boost.Foreach.
+ template<typename T>
+ struct ref_only
+ : mpl::or_<
+ is_function<T>
+ , is_abstract<T>
+ , is_iostream<T>
+ >
+ {};
+
+ /// INTERNAL ONLY
+ template<typename Expr>
+ struct expr_traits
+ {
+ typedef Expr value_type;
+ typedef Expr &reference;
+ typedef Expr const &const_reference;
+ };
+
+ /// INTERNAL ONLY
+ template<typename Expr>
+ struct expr_traits<Expr &>
+ {
+ typedef Expr value_type;
+ typedef Expr &reference;
+ typedef Expr &const_reference;
+ };
+
+ /// INTERNAL ONLY
+ template<typename Expr>
+ struct expr_traits<Expr const &>
+ {
+ typedef Expr value_type;
+ typedef Expr const &reference;
+ typedef Expr const &const_reference;
+ };
+
+ /// INTERNAL ONLY
+ template<typename T>
+ struct term_traits
+ {
+ typedef T value_type;
+ typedef T &reference;
+ typedef T const &const_reference;
+ };
+
+ /// INTERNAL ONLY
+ template<typename T>
+ struct term_traits<T &>
         {
- // All classes derived from std::ios_base have these public nested types,
- // and are non-copyable. This is an imperfect test, but it's the best we
- // we can do.
- template<typename T>
- yes_type check_is_iostream(
- typename T::failure *
- , typename T::Init *
- , typename T::fmtflags *
- , typename T::iostate *
- , typename T::openmode *
- , typename T::seekdir *
- );
-
- template<typename T>
- no_type check_is_iostream(...);
-
- template<typename T>
- struct is_iostream
- {
- static bool const value = sizeof(yes_type) == sizeof(check_is_iostream<T>(0,0,0,0,0,0));
- typedef mpl::bool_<value> type;
- };
-
- /// INTERNAL ONLY
- // This should be a customization point. And it serves the same purpose
- // as the is_noncopyable trait in Boost.Foreach.
- template<typename T>
- struct ref_only
- : mpl::or_<
- is_function<T>
- , is_abstract<T>
- , is_iostream<T>
- >
- {};
-
- /// INTERNAL ONLY
- template<typename Expr>
- struct expr_traits
- {
- typedef Expr value_type;
- typedef Expr &reference;
- typedef Expr const &const_reference;
- };
-
- /// INTERNAL ONLY
- template<typename Expr>
- struct expr_traits<Expr &>
- {
- typedef Expr value_type;
- typedef Expr &reference;
- typedef Expr &const_reference;
- };
-
- /// INTERNAL ONLY
- template<typename Expr>
- struct expr_traits<Expr const &>
- {
- typedef Expr value_type;
- typedef Expr const &reference;
- typedef Expr const &const_reference;
- };
-
- /// INTERNAL ONLY
- template<typename T>
- struct term_traits
- {
- typedef T value_type;
- typedef T &reference;
- typedef T const &const_reference;
- };
-
- /// INTERNAL ONLY
- template<typename T>
- struct term_traits<T &>
- {
- typedef typename mpl::if_c<ref_only<T>::value, T &, T>::type value_type;
- typedef T &reference;
- typedef T &const_reference;
- };
-
- /// INTERNAL ONLY
- template<typename T>
- struct term_traits<T const &>
- {
- typedef T value_type;
- typedef T const &reference;
- typedef T const &const_reference;
- };
-
- /// INTERNAL ONLY
- template<typename T, std::size_t N>
- struct term_traits<T (&)[N]>
- {
- typedef T value_type[N];
- typedef T (&reference)[N];
- typedef T (&const_reference)[N];
- };
-
- /// INTERNAL ONLY
- template<typename T, std::size_t N>
- struct term_traits<T const (&)[N]>
- {
- typedef T value_type[N];
- typedef T const (&reference)[N];
- typedef T const (&const_reference)[N];
- };
-
- /// INTERNAL ONLY
- template<typename T, std::size_t N>
- struct term_traits<T[N]>
- {
- typedef T value_type[N];
- typedef T (&reference)[N];
- typedef T const (&const_reference)[N];
- };
-
- /// INTERNAL ONLY
- template<typename T, std::size_t N>
- struct term_traits<T const[N]>
- {
- typedef T value_type[N];
- typedef T const (&reference)[N];
- typedef T const (&const_reference)[N];
- };
- }
-
- ////////////////////////////////////////////////////////////////////////////////////////////
- #define BOOST_PROTO_DEFINE_CHILD_N(Z, N, DATA) \
- typedef BOOST_PP_CAT(Arg, N) BOOST_PP_CAT(child, N); \
- /**< INTERNAL ONLY */
-
- #define BOOST_PROTO_DEFINE_VOID_N(z, n, data) \
- typedef mpl::void_ BOOST_PP_CAT(child, n); \
- /**< INTERNAL ONLY */
-
- namespace argsns_
- {
- /// \brief A type sequence, for use as the 2nd parameter to the \c expr\<\> class template.
- ///
- /// A type sequence, for use as the 2nd parameter to the \c expr\<\> class template.
- /// The types in the sequence correspond to the children of a node in an expression tree.
- template< typename Arg0 >
- struct term
- {
- BOOST_STATIC_CONSTANT(long, arity = 0);
- typedef Arg0 child0;
-
- #if BOOST_WORKAROUND(BOOST_MSVC, BOOST_TESTED_AT(1500))
- BOOST_PP_REPEAT_FROM_TO(1, BOOST_PROTO_MAX_ARITY, BOOST_PROTO_DEFINE_VOID_N, ~)
- #endif
-
- /// INTERNAL ONLY
- ///
- typedef Arg0 back_;
- };
-
- #define BOOST_PP_ITERATION_PARAMS_1 (3, (1, BOOST_PROTO_MAX_ARITY, <boost/proto/args.hpp>))
- #include BOOST_PP_ITERATE()
-
- #undef BOOST_PROTO_DEFINE_CHILD_N
- }
- ////////////////////////////////////////////////////////////////////////////////////////////
- }}
- #endif
-
-#else
-
- #define N BOOST_PP_ITERATION()
-
- /// \brief A type sequence, for use as the 2nd parameter to the \c expr\<\> class template.
- ///
- /// A type sequence, for use as the 2nd parameter to the \c expr\<\> class template.
- /// The types in the sequence correspond to the children of a node in an expression tree.
- template< BOOST_PP_ENUM_PARAMS(N, typename Arg) >
- struct BOOST_PP_CAT(list, N)
- {
- BOOST_STATIC_CONSTANT(long, arity = N);
- BOOST_PP_REPEAT(N, BOOST_PROTO_DEFINE_CHILD_N, ~)
-
- #if BOOST_WORKAROUND(BOOST_MSVC, BOOST_TESTED_AT(1500))
- BOOST_PP_REPEAT_FROM_TO(N, BOOST_PROTO_MAX_ARITY, BOOST_PROTO_DEFINE_VOID_N, ~)
- #endif
-
- /// INTERNAL ONLY
- ///
- typedef BOOST_PP_CAT(Arg, BOOST_PP_DEC(N)) back_;
+ typedef typename mpl::if_c<ref_only<T>::value, T &, T>::type value_type;
+ typedef T &reference;
+ typedef T &const_reference;
         };
 
- #undef N
+ /// INTERNAL ONLY
+ template<typename T>
+ struct term_traits<T const &>
+ {
+ typedef T value_type;
+ typedef T const &reference;
+ typedef T const &const_reference;
+ };
+
+ /// INTERNAL ONLY
+ template<typename T, std::size_t N>
+ struct term_traits<T (&)[N]>
+ {
+ typedef T value_type[N];
+ typedef T (&reference)[N];
+ typedef T (&const_reference)[N];
+ };
+
+ /// INTERNAL ONLY
+ template<typename T, std::size_t N>
+ struct term_traits<T const (&)[N]>
+ {
+ typedef T value_type[N];
+ typedef T const (&reference)[N];
+ typedef T const (&const_reference)[N];
+ };
+
+ /// INTERNAL ONLY
+ template<typename T, std::size_t N>
+ struct term_traits<T[N]>
+ {
+ typedef T value_type[N];
+ typedef T (&reference)[N];
+ typedef T const (&const_reference)[N];
+ };
+
+ /// INTERNAL ONLY
+ template<typename T, std::size_t N>
+ struct term_traits<T const[N]>
+ {
+ typedef T value_type[N];
+ typedef T const (&reference)[N];
+ typedef T const (&const_reference)[N];
+ };
+ }
+
+ namespace argsns_
+ {
+ // This is where term and all the different listN templates are defined
+ #include <boost/proto/detail/args.hpp>
+ }
+
+}}
 
 #endif
+

Modified: trunk/boost/proto/deep_copy.hpp
==============================================================================
--- trunk/boost/proto/deep_copy.hpp (original)
+++ trunk/boost/proto/deep_copy.hpp 2011-05-05 13:28:09 EDT (Thu, 05 May 2011)
@@ -1,213 +1,163 @@
-#ifndef BOOST_PP_IS_ITERATING
- ///////////////////////////////////////////////////////////////////////////////
- /// \file deep_copy.hpp
- /// Replace all nodes stored by reference by nodes stored by value.
- //
- // 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)
-
- #ifndef BOOST_PROTO_DEEP_COPY_HPP_EAN_11_21_2006
- #define BOOST_PROTO_DEEP_COPY_HPP_EAN_11_21_2006
-
- #include <boost/preprocessor/cat.hpp>
- #include <boost/preprocessor/repetition/enum.hpp>
- #include <boost/preprocessor/iteration/iterate.hpp>
- #include <boost/mpl/if.hpp>
- #include <boost/type_traits/remove_reference.hpp>
- #include <boost/proto/proto_fwd.hpp>
- #include <boost/proto/args.hpp>
- #include <boost/proto/expr.hpp>
-
- namespace boost { namespace proto
+///////////////////////////////////////////////////////////////////////////////
+/// \file deep_copy.hpp
+/// Replace all nodes stored by reference by nodes stored by value.
+//
+// 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)
+
+#ifndef BOOST_PROTO_DEEP_COPY_HPP_EAN_11_21_2006
+#define BOOST_PROTO_DEEP_COPY_HPP_EAN_11_21_2006
+
+#include <boost/preprocessor/cat.hpp>
+#include <boost/preprocessor/repetition/enum.hpp>
+#include <boost/preprocessor/iteration/iterate.hpp>
+#include <boost/mpl/if.hpp>
+#include <boost/type_traits/remove_reference.hpp>
+#include <boost/proto/proto_fwd.hpp>
+#include <boost/proto/args.hpp>
+#include <boost/proto/expr.hpp>
+
+namespace boost { namespace proto
+{
+ namespace detail
     {
- namespace detail
- {
- template<typename Expr, long Arity = Expr::proto_arity_c>
- struct deep_copy_impl;
-
- template<typename Expr>
- struct deep_copy_impl<Expr, 0>
- {
- typedef
- typename base_expr<
- typename Expr::proto_domain
- , tag::terminal
- , term<typename term_traits<typename Expr::proto_child0>::value_type>
- >::type
- expr_type;
-
- typedef typename Expr::proto_generator proto_generator;
- typedef typename proto_generator::template result<proto_generator(expr_type)>::type result_type;
-
- template<typename Expr2, typename S, typename D>
- result_type operator()(Expr2 const &e, S const &, D const &) const
- {
- return proto_generator()(expr_type::make(e.proto_base().child0));
- }
- };
- }
-
- namespace result_of
- {
- /// \brief A metafunction for calculating the return type
- /// of \c proto::deep_copy().
- ///
- /// A metafunction for calculating the return type
- /// of \c proto::deep_copy(). The type parameter \c Expr
- /// should be the type of a Proto expression tree.
- /// It should not be a reference type, nor should it
- /// be cv-qualified.
- template<typename Expr>
- struct deep_copy
- {
- typedef
- typename detail::deep_copy_impl<
- BOOST_PROTO_UNCVREF(Expr)
- >::result_type
- type;
- };
- }
+ template<typename Expr, long Arity = Expr::proto_arity_c>
+ struct deep_copy_impl;
 
- namespace functional
+ template<typename Expr>
+ struct deep_copy_impl<Expr, 0>
         {
- /// \brief A PolymorphicFunctionObject type for deep-copying
- /// Proto expression trees.
- ///
- /// A PolymorphicFunctionObject type for deep-copying
- /// Proto expression trees. When a tree is deep-copied,
- /// all internal nodes and most terminals held by reference
- /// are instead held by value.
- ///
- /// \attention Terminals of reference-to-function type are
- /// left unchanged. Terminals of reference-to-array type are
- /// stored by value, which can cause a large amount of data
- /// to be passed by value and stored on the stack.
- struct deep_copy
- {
- BOOST_PROTO_CALLABLE()
+ typedef
+ typename base_expr<
+ typename Expr::proto_domain
+ , tag::terminal
+ , term<typename term_traits<typename Expr::proto_child0>::value_type>
+ >::type
+ expr_type;
 
- template<typename Sig>
- struct result;
+ typedef typename Expr::proto_generator proto_generator;
+ typedef typename proto_generator::template result<proto_generator(expr_type)>::type result_type;
 
- template<typename This, typename Expr>
- struct result<This(Expr)>
- {
- typedef
- typename detail::deep_copy_impl<
- BOOST_PROTO_UNCVREF(Expr)
- >::result_type
- type;
- };
-
- /// \brief Deep-copies a Proto expression tree, turning all
- /// nodes and terminals held by reference into ones held by
- /// value.
- template<typename Expr>
- typename result_of::deep_copy<Expr>::type
- operator()(Expr const &e) const
- {
- return proto::detail::deep_copy_impl<Expr>()(e, 0, 0);
- }
- };
- }
+ template<typename Expr2, typename S, typename D>
+ result_type operator()(Expr2 const &e, S const &, D const &) const
+ {
+ return proto_generator()(expr_type::make(e.proto_base().child0));
+ }
+ };
+ }
 
- /// \brief A function for deep-copying
- /// Proto expression trees.
- ///
- /// A function for deep-copying
- /// Proto expression trees. When a tree is deep-copied,
- /// all internal nodes and most terminals held by reference
- /// are instead held by value.
- ///
- /// \attention Terminals of reference-to-function type are
- /// left unchanged.
+ namespace result_of
+ {
+ /// \brief A metafunction for calculating the return type
+ /// of \c proto::deep_copy().
         ///
- /// \sa proto::functional::deep_copy.
+ /// A metafunction for calculating the return type
+ /// of \c proto::deep_copy(). The type parameter \c Expr
+ /// should be the type of a Proto expression tree.
+ /// It should not be a reference type, nor should it
+ /// be cv-qualified.
         template<typename Expr>
- typename proto::result_of::deep_copy<Expr>::type
- deep_copy(Expr const &e)
+ struct deep_copy
         {
- return proto::detail::deep_copy_impl<Expr>()(e, 0, 0);
- }
+ typedef
+ typename detail::deep_copy_impl<
+ BOOST_PROTO_UNCVREF(Expr)
+ >::result_type
+ type;
+ };
+ }
 
- /// \brief A PrimitiveTransform for deep-copying
+ namespace functional
+ {
+ /// \brief A PolymorphicFunctionObject type for deep-copying
         /// Proto expression trees.
         ///
- /// A PrimitiveTransform for deep-copying
+ /// A PolymorphicFunctionObject type for deep-copying
         /// Proto expression trees. When a tree is deep-copied,
         /// all internal nodes and most terminals held by reference
         /// are instead held by value.
         ///
         /// \attention Terminals of reference-to-function type are
- /// left unchanged.
- ///
- /// \sa proto::functional::deep_copy.
- struct _deep_copy
- : proto::transform<_deep_copy>
- {
- template<typename E, typename S, typename D>
- struct impl
- : detail::deep_copy_impl<BOOST_PROTO_UNCVREF(E)>
- {};
- };
-
- namespace detail
+ /// left unchanged. Terminals of reference-to-array type are
+ /// stored by value, which can cause a large amount of data
+ /// to be passed by value and stored on the stack.
+ struct deep_copy
         {
- #define BOOST_PROTO_DEFINE_DEEP_COPY_TYPE(Z, N, DATA) \
- typename deep_copy_impl< \
- typename remove_reference< \
- typename Expr::BOOST_PP_CAT(proto_child, N) \
- >::type::proto_derived_expr \
- >::result_type \
- /**/
-
- #define BOOST_PROTO_DEFINE_DEEP_COPY_FUN(Z, N, DATA) \
- proto::deep_copy(e.proto_base().BOOST_PP_CAT(child, N)) \
- /**/
+ BOOST_PROTO_CALLABLE()
 
- #define BOOST_PP_ITERATION_PARAMS_1 (3, (1, BOOST_PROTO_MAX_ARITY, <boost/proto/deep_copy.hpp>))
- #include BOOST_PP_ITERATE()
+ template<typename Sig>
+ struct result;
 
- #undef BOOST_PROTO_DEFINE_DEEP_COPY_FUN
- #undef BOOST_PROTO_DEFINE_DEEP_COPY_TYPE
- }
-
- }}
+ template<typename This, typename Expr>
+ struct result<This(Expr)>
+ {
+ typedef
+ typename detail::deep_copy_impl<
+ BOOST_PROTO_UNCVREF(Expr)
+ >::result_type
+ type;
+ };
 
- #endif // BOOST_PROTO_COMPILER_DEEP_COPY_HPP_EAN_11_21_2006
+ /// \brief Deep-copies a Proto expression tree, turning all
+ /// nodes and terminals held by reference into ones held by
+ /// value.
+ template<typename Expr>
+ typename result_of::deep_copy<Expr>::type
+ operator()(Expr const &e) const
+ {
+ return proto::detail::deep_copy_impl<Expr>()(e, 0, 0);
+ }
+ };
+ }
 
-#else
+ /// \brief A function for deep-copying
+ /// Proto expression trees.
+ ///
+ /// A function for deep-copying
+ /// Proto expression trees. When a tree is deep-copied,
+ /// all internal nodes and most terminals held by reference
+ /// are instead held by value.
+ ///
+ /// \attention Terminals of reference-to-function type are
+ /// left unchanged.
+ ///
+ /// \sa proto::functional::deep_copy.
+ template<typename Expr>
+ typename proto::result_of::deep_copy<Expr>::type
+ deep_copy(Expr const &e)
+ {
+ return proto::detail::deep_copy_impl<Expr>()(e, 0, 0);
+ }
 
- #define N BOOST_PP_ITERATION()
+ /// \brief A PrimitiveTransform for deep-copying
+ /// Proto expression trees.
+ ///
+ /// A PrimitiveTransform for deep-copying
+ /// Proto expression trees. When a tree is deep-copied,
+ /// all internal nodes and most terminals held by reference
+ /// are instead held by value.
+ ///
+ /// \attention Terminals of reference-to-function type are
+ /// left unchanged.
+ ///
+ /// \sa proto::functional::deep_copy.
+ struct _deep_copy
+ : proto::transform<_deep_copy>
+ {
+ template<typename E, typename S, typename D>
+ struct impl
+ : detail::deep_copy_impl<BOOST_PROTO_UNCVREF(E)>
+ {};
+ };
 
- template<typename Expr>
- struct deep_copy_impl<Expr, N>
- {
- typedef
- typename base_expr<
- typename Expr::proto_domain
- , typename Expr::proto_tag
- , BOOST_PP_CAT(list, N)<
- BOOST_PP_ENUM(N, BOOST_PROTO_DEFINE_DEEP_COPY_TYPE, ~)
- >
- >::type
- expr_type;
-
- typedef typename Expr::proto_generator proto_generator;
- typedef typename proto_generator::template result<proto_generator(expr_type)>::type result_type;
-
- template<typename Expr2, typename S, typename D>
- result_type operator()(Expr2 const &e, S const &, D const &) const
- {
- expr_type const that = {
- BOOST_PP_ENUM(N, BOOST_PROTO_DEFINE_DEEP_COPY_FUN, ~)
- };
+ namespace detail
+ {
+ // include the definition of deep_copy_impl
+ #include <boost/proto/detail/deep_copy.hpp>
+ }
 
- return proto_generator()(that);
- }
- };
+}}
 
- #undef N
+#endif // BOOST_PROTO_COMPILER_DEEP_COPY_HPP_EAN_11_21_2006
 
-#endif

Added: trunk/boost/proto/detail/args.hpp
==============================================================================
--- (empty file)
+++ trunk/boost/proto/detail/args.hpp 2011-05-05 13:28:09 EDT (Thu, 05 May 2011)
@@ -0,0 +1,85 @@
+#if !defined(BOOST_PROTO_DONT_USE_PREPROCESSED_FILES)
+
+ #include <boost/proto/detail/preprocessed/args.hpp>
+
+#elif !defined(BOOST_PP_IS_ITERATING)
+
+ /// INTERNAL ONLY
+ ///
+ #define BOOST_PROTO_DEFINE_CHILD_N(Z, N, DATA) \
+ typedef BOOST_PP_CAT(Arg, N) BOOST_PP_CAT(child, N); \
+ /**< INTERNAL ONLY */
+
+ /// INTERNAL ONLY
+ ///
+ #define BOOST_PROTO_DEFINE_VOID_N(z, n, data) \
+ typedef mpl::void_ BOOST_PP_CAT(child, n); \
+ /**< INTERNAL ONLY */
+
+ #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES)
+ #pragma wave option(preserve: 2, line: 0, output: "preprocessed/args.hpp")
+ #endif
+
+ ///////////////////////////////////////////////////////////////////////////////
+ /// \file args.hpp
+ /// Contains definition of \c term\<\>, \c list1\<\>, \c list2\<\>, ...
+ /// class templates.
+ //
+ // 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
+
+ /// \brief A type sequence, for use as the 2nd parameter to the \c expr\<\> class template.
+ ///
+ /// A type sequence, for use as the 2nd parameter to the \c expr\<\> class template.
+ /// The types in the sequence correspond to the children of a node in an expression tree.
+ template< typename Arg0 >
+ struct term
+ {
+ BOOST_STATIC_CONSTANT(long, arity = 0);
+ typedef Arg0 child0;
+ BOOST_PP_REPEAT_FROM_TO(1, BOOST_PROTO_MAX_ARITY, BOOST_PROTO_DEFINE_VOID_N, ~)
+
+ /// INTERNAL ONLY
+ ///
+ typedef Arg0 back_;
+ };
+
+ #define BOOST_PP_ITERATION_PARAMS_1 \
+ (3, (1, BOOST_PROTO_MAX_ARITY, <boost/proto/detail/args.hpp>))
+ #include BOOST_PP_ITERATE()
+
+ #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES)
+ #pragma wave option(output: null)
+ #endif
+
+ #undef BOOST_PROTO_DEFINE_VOID_N
+ #undef BOOST_PROTO_DEFINE_CHILD_N
+
+#else
+
+ #define N BOOST_PP_ITERATION()
+
+ /// \brief A type sequence, for use as the 2nd parameter to the \c expr\<\> class template.
+ ///
+ /// A type sequence, for use as the 2nd parameter to the \c expr\<\> class template.
+ /// The types in the sequence correspond to the children of a node in an expression tree.
+ template< BOOST_PP_ENUM_PARAMS(N, typename Arg) >
+ struct BOOST_PP_CAT(list, N)
+ {
+ BOOST_STATIC_CONSTANT(long, arity = N);
+ BOOST_PP_REPEAT(N, BOOST_PROTO_DEFINE_CHILD_N, ~)
+ BOOST_PP_REPEAT_FROM_TO(N, BOOST_PROTO_MAX_ARITY, BOOST_PROTO_DEFINE_VOID_N, ~)
+
+ /// INTERNAL ONLY
+ ///
+ typedef BOOST_PP_CAT(Arg, BOOST_PP_DEC(N)) back_;
+ };
+
+ #undef N
+
+#endif

Added: trunk/boost/proto/detail/basic_expr.hpp
==============================================================================
--- (empty file)
+++ trunk/boost/proto/detail/basic_expr.hpp 2011-05-05 13:28:09 EDT (Thu, 05 May 2011)
@@ -0,0 +1,180 @@
+#if !defined(BOOST_PROTO_DONT_USE_PREPROCESSED_FILES)
+
+ #include <boost/proto/detail/preprocessed/basic_expr.hpp>
+
+#elif !defined(BOOST_PP_IS_ITERATING)
+
+ /// INTERNAL ONLY
+ ///
+ #define BOOST_PROTO_CHILD(Z, N, DATA) \
+ typedef BOOST_PP_CAT(Arg, N) BOOST_PP_CAT(proto_child, N); \
+ BOOST_PP_CAT(proto_child, N) BOOST_PP_CAT(child, N); \
+ /**< INTERNAL ONLY */
+
+ /// INTERNAL ONLY
+ ///
+ #define BOOST_PROTO_VOID(Z, N, DATA) \
+ typedef void BOOST_PP_CAT(proto_child, N); \
+ /**< INTERNAL ONLY */
+
+ #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES)
+ #pragma wave option(preserve: 2, line: 0, output: "preprocessed/basic_expr.hpp")
+ #endif
+
+ ///////////////////////////////////////////////////////////////////////////////
+ /// \file basic_expr.hpp
+ /// Contains definition of basic_expr\<\> class template.
+ //
+ // 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
+
+ // The expr<> specializations are actually defined here.
+ #define BOOST_PROTO_DEFINE_TERMINAL
+ #define BOOST_PP_ITERATION_PARAMS_1 (3, (0, 0, <boost/proto/detail/basic_expr.hpp>))
+ #include BOOST_PP_ITERATE()
+
+ #undef BOOST_PROTO_DEFINE_TERMINAL
+ #define BOOST_PP_ITERATION_PARAMS_1 (3, (1, BOOST_PROTO_MAX_ARITY, <boost/proto/detail/basic_expr.hpp>))
+ #include BOOST_PP_ITERATE()
+
+ // Generate non-variadic versions of expr and basic_expr
+ #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES)
+ #pragma wave option(output: null)
+ #endif
+
+ #undef BOOST_PROTO_CHILD
+ #undef BOOST_PROTO_VOID
+
+#else
+
+ #define ARG_COUNT BOOST_PP_MAX(1, BOOST_PP_ITERATION())
+
+ /// \brief Simplified representation of a node in an expression tree.
+ ///
+ /// \c proto::basic_expr\<\> is a node in an expression template tree. It
+ /// is a container for its child sub-trees. It also serves as
+ /// the terminal nodes of the tree.
+ ///
+ /// \c Tag is type that represents the operation encoded by
+ /// this expression. It is typically one of the structs
+ /// in the \c boost::proto::tag namespace, but it doesn't
+ /// have to be.
+ ///
+ /// \c Args is a type list representing the type of the children
+ /// of this expression. It is an instantiation of one
+ /// of \c proto::list1\<\>, \c proto::list2\<\>, etc. The
+ /// child types must all themselves be either \c expr\<\>
+ /// or <tt>proto::expr\<\>&</tt>. If \c Args is an
+ /// instantiation of \c proto::term\<\> then this
+ /// \c expr\<\> type represents a terminal expression;
+ /// the parameter to the \c proto::term\<\> template
+ /// represents the terminal's value type.
+ ///
+ /// \c Arity is an integral constant representing the number of child
+ /// nodes this node contains. If \c Arity is 0, then this
+ /// node is a terminal.
+ ///
+ /// \c proto::basic_expr\<\> is a valid Fusion random-access sequence, where
+ /// the elements of the sequence are the child expressions.
+ #ifdef BOOST_PROTO_DEFINE_TERMINAL
+ template<typename Tag, typename Arg0>
+ struct basic_expr<Tag, term<Arg0>, 0>
+ #else
+ template<typename Tag BOOST_PP_ENUM_TRAILING_PARAMS(ARG_COUNT, typename Arg)>
+ struct basic_expr<Tag, BOOST_PP_CAT(list, BOOST_PP_ITERATION())<BOOST_PP_ENUM_PARAMS(ARG_COUNT, Arg)>, BOOST_PP_ITERATION() >
+ #endif
+ {
+ typedef Tag proto_tag;
+ BOOST_STATIC_CONSTANT(long, proto_arity_c = BOOST_PP_ITERATION());
+ typedef mpl::long_<BOOST_PP_ITERATION() > proto_arity;
+ typedef basic_expr proto_base_expr;
+ #ifdef BOOST_PROTO_DEFINE_TERMINAL
+ typedef term<Arg0> proto_args;
+ #else
+ typedef BOOST_PP_CAT(list, BOOST_PP_ITERATION())<BOOST_PP_ENUM_PARAMS(ARG_COUNT, Arg)> proto_args;
+ #endif
+ typedef basic_expr proto_grammar;
+ typedef default_domain proto_domain;
+ typedef default_generator proto_generator;
+ typedef proto::tag::proto_expr fusion_tag;
+ typedef basic_expr proto_derived_expr;
+ typedef void proto_is_expr_; /**< INTERNAL ONLY */
+
+ BOOST_PP_REPEAT(ARG_COUNT, BOOST_PROTO_CHILD, ~)
+ BOOST_PP_REPEAT_FROM_TO(ARG_COUNT, BOOST_PROTO_MAX_ARITY, BOOST_PROTO_VOID, ~)
+
+ /// \return *this
+ ///
+ basic_expr const &proto_base() const
+ {
+ return *this;
+ }
+
+ /// \overload
+ ///
+ basic_expr &proto_base()
+ {
+ return *this;
+ }
+
+ #ifdef BOOST_PROTO_DEFINE_TERMINAL
+ /// \return A new \c expr\<\> object initialized with the specified
+ /// arguments.
+ ///
+ template<typename A0>
+ static basic_expr const make(A0 &a0)
+ {
+ return detail::make_terminal(a0, static_cast<basic_expr *>(0), static_cast<proto_args *>(0));
+ }
+
+ /// \overload
+ ///
+ template<typename A0>
+ static basic_expr const make(A0 const &a0)
+ {
+ return detail::make_terminal(a0, static_cast<basic_expr *>(0), static_cast<proto_args *>(0));
+ }
+ #else
+ /// \return A new \c expr\<\> object initialized with the specified
+ /// arguments.
+ ///
+ template<BOOST_PP_ENUM_PARAMS(ARG_COUNT, typename A)>
+ static basic_expr const make(BOOST_PP_ENUM_BINARY_PARAMS(ARG_COUNT, A, const &a))
+ {
+ basic_expr that = {BOOST_PP_ENUM_PARAMS(ARG_COUNT, a)};
+ return that;
+ }
+ #endif
+
+ #if 1 == BOOST_PP_ITERATION()
+ /// If \c Tag is \c boost::proto::tag::address_of and \c proto_child0 is
+ /// <tt>T&</tt>, then \c address_of_hack_type_ is <tt>T*</tt>.
+ /// Otherwise, it is some undefined type.
+ typedef typename detail::address_of_hack<Tag, proto_child0>::type address_of_hack_type_;
+
+ /// \return The address of <tt>this->child0</tt> if \c Tag is
+ /// \c boost::proto::tag::address_of. Otherwise, this function will
+ /// fail to compile.
+ ///
+ /// \attention Proto overloads <tt>operator&</tt>, which means that
+ /// proto-ified objects cannot have their addresses taken, unless we use
+ /// the following hack to make \c &x implicitly convertible to \c X*.
+ operator address_of_hack_type_() const
+ {
+ return boost::addressof(this->child0);
+ }
+ #else
+ /// INTERNAL ONLY
+ ///
+ typedef detail::not_a_valid_type address_of_hack_type_;
+ #endif
+ };
+
+#undef ARG_COUNT
+
+#endif

Added: trunk/boost/proto/detail/deep_copy.hpp
==============================================================================
--- (empty file)
+++ trunk/boost/proto/detail/deep_copy.hpp 2011-05-05 13:28:09 EDT (Thu, 05 May 2011)
@@ -0,0 +1,79 @@
+#if !defined(BOOST_PROTO_DONT_USE_PREPROCESSED_FILES)
+
+ #include <boost/proto/detail/preprocessed/deep_copy.hpp>
+
+#elif !defined(BOOST_PP_IS_ITERATING)
+
+ #define BOOST_PROTO_DEFINE_DEEP_COPY_TYPE(Z, N, DATA) \
+ typename deep_copy_impl< \
+ typename remove_reference< \
+ typename Expr::BOOST_PP_CAT(proto_child, N) \
+ >::type::proto_derived_expr \
+ >::result_type \
+ /**/
+
+ #define BOOST_PROTO_DEFINE_DEEP_COPY_FUN(Z, N, DATA) \
+ proto::deep_copy(e.proto_base().BOOST_PP_CAT(child, N)) \
+ /**/
+
+ #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES)
+ #pragma wave option(preserve: 2, line: 0, output: "preprocessed/deep_copy.hpp")
+ #endif
+
+ ///////////////////////////////////////////////////////////////////////////////
+ /// \file deep_copy.hpp
+ /// Replace all nodes stored by reference by nodes stored by value.
+ //
+ // 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/deep_copy.hpp>))
+ #include BOOST_PP_ITERATE()
+
+ #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES)
+ #pragma wave option(output: null)
+ #endif
+
+ #undef BOOST_PROTO_DEFINE_DEEP_COPY_FUN
+ #undef BOOST_PROTO_DEFINE_DEEP_COPY_TYPE
+
+#else
+
+ #define N BOOST_PP_ITERATION()
+
+ template<typename Expr>
+ struct deep_copy_impl<Expr, N>
+ {
+ typedef
+ typename base_expr<
+ typename Expr::proto_domain
+ , typename Expr::proto_tag
+ , BOOST_PP_CAT(list, N)<
+ BOOST_PP_ENUM(N, BOOST_PROTO_DEFINE_DEEP_COPY_TYPE, ~)
+ >
+ >::type
+ expr_type;
+
+ typedef typename Expr::proto_generator proto_generator;
+ typedef typename proto_generator::template result<proto_generator(expr_type)>::type result_type;
+
+ template<typename Expr2, typename S, typename D>
+ result_type operator()(Expr2 const &e, S const &, D const &) const
+ {
+ expr_type const that = {
+ BOOST_PP_ENUM(N, BOOST_PROTO_DEFINE_DEEP_COPY_FUN, ~)
+ };
+
+ return proto_generator()(that);
+ }
+ };
+
+ #undef N
+
+#endif

Modified: trunk/boost/proto/detail/expr.hpp
==============================================================================
--- trunk/boost/proto/detail/expr.hpp (original)
+++ trunk/boost/proto/detail/expr.hpp 2011-05-05 13:28:09 EDT (Thu, 05 May 2011)
@@ -8,6 +8,19 @@
 
 #elif !defined(BOOST_PP_IS_ITERATING)
 
+ /// INTERNAL ONLY
+ ///
+ #define BOOST_PROTO_CHILD(Z, N, DATA) \
+ typedef BOOST_PP_CAT(Arg, N) BOOST_PP_CAT(proto_child, N); \
+ BOOST_PP_CAT(proto_child, N) BOOST_PP_CAT(child, N); \
+ /**< INTERNAL ONLY */
+
+ /// INTERNAL ONLY
+ ///
+ #define BOOST_PROTO_VOID(Z, N, DATA) \
+ typedef void BOOST_PP_CAT(proto_child, N); \
+ /**< INTERNAL ONLY */
+
     // Generate variadic versions of expr
     #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES)
         #pragma wave option(preserve: 2, line: 0, output: "preprocessed/expr_variadic.hpp")
@@ -25,19 +38,6 @@
         #pragma wave option(preserve: 1)
     #endif
 
- /// INTERNAL ONLY
- ///
- #define BOOST_PROTO_CHILD(Z, N, DATA) \
- typedef BOOST_PP_CAT(Arg, N) BOOST_PP_CAT(proto_child, N); \
- BOOST_PP_CAT(proto_child, N) BOOST_PP_CAT(child, N); \
- /**< INTERNAL ONLY */
-
- /// INTERNAL ONLY
- ///
- #define BOOST_PROTO_VOID(Z, N, DATA) \
- typedef void BOOST_PP_CAT(proto_child, N); \
- /**< INTERNAL ONLY */
-
     // The expr<> specializations are actually defined here.
     #define BOOST_PROTO_DEFINE_TERMINAL
     #define BOOST_PP_ITERATION_PARAMS_1 \

Added: trunk/boost/proto/detail/extends_funop.hpp
==============================================================================
--- (empty file)
+++ trunk/boost/proto/detail/extends_funop.hpp 2011-05-05 13:28:09 EDT (Thu, 05 May 2011)
@@ -0,0 +1,43 @@
+#if !defined(BOOST_PROTO_DONT_USE_PREPROCESSED_FILES)
+
+ #ifndef BOOST_NO_VARIADIC_TEMPLATES
+ BOOST_PROTO_EXTENDS_FUNCTION_()
+ BOOST_PROTO_DEFINE_FUN_OP_VARIADIC_IMPL_(BOOST_PP_EMPTY)
+ BOOST_PROTO_DEFINE_FUN_OP_VARIADIC_IMPL_(BOOST_PROTO_CONST)
+ #else
+ #include <boost/proto/detail/preprocessed/extends_funop.hpp>
+ #endif
+
+#else
+
+ #define BOOST_PP_LOCAL_MACRO(N) \
+ BOOST_PROTO_DEFINE_FUN_OP(1, N, ~) \
+ /**/
+
+ #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES) && !defined(BOOST_PROTO_NO_WAVE_OUTPUT)
+ #pragma wave option(preserve: 2, line: 0, output: "preprocessed/extends_funop.hpp")
+ #endif
+
+ ///////////////////////////////////////////////////////////////////////////////
+ /// \file extends_funop.hpp
+ /// Definitions for extends\<\>::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) && !defined(BOOST_PROTO_NO_WAVE_OUTPUT)
+ #pragma wave option(preserve: 1)
+ #endif
+
+ BOOST_PROTO_EXTENDS_FUNCTION_()
+
+ #define BOOST_PP_LOCAL_LIMITS \
+ (0, BOOST_PP_DEC(BOOST_PROTO_MAX_FUNCTION_CALL_ARITY))
+ #include BOOST_PP_LOCAL_ITERATE()
+
+ #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES) && !defined(BOOST_PROTO_NO_WAVE_OUTPUT)
+ #pragma wave option(output: null)
+ #endif
+
+#endif

Added: trunk/boost/proto/detail/extends_funop_const.hpp
==============================================================================
--- (empty file)
+++ trunk/boost/proto/detail/extends_funop_const.hpp 2011-05-05 13:28:09 EDT (Thu, 05 May 2011)
@@ -0,0 +1,42 @@
+#if !defined(BOOST_PROTO_DONT_USE_PREPROCESSED_FILES)
+
+ #ifndef BOOST_NO_VARIADIC_TEMPLATES
+ BOOST_PROTO_EXTENDS_FUNCTION_()
+ BOOST_PROTO_DEFINE_FUN_OP_VARIADIC_IMPL_(BOOST_PROTO_CONST)
+ #else
+ #include <boost/proto/detail/preprocessed/extends_funop_const.hpp>
+ #endif
+
+#else
+
+ #define BOOST_PP_LOCAL_MACRO(N) \
+ BOOST_PROTO_DEFINE_FUN_OP_CONST(1, N, ~) \
+ /**/
+
+ #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES)
+ #pragma wave option(preserve: 2, line: 0, output: "preprocessed/extends_funop_const.hpp")
+ #endif
+
+ ///////////////////////////////////////////////////////////////////////////////
+ /// \file extends_funop_const.hpp
+ /// Definitions for extends\<\>::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
+
+ BOOST_PROTO_EXTENDS_FUNCTION_()
+
+ #define BOOST_PP_LOCAL_LIMITS \
+ (0, BOOST_PP_DEC(BOOST_PROTO_MAX_FUNCTION_CALL_ARITY))
+ #include BOOST_PP_LOCAL_ITERATE()
+
+ #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES)
+ #pragma wave option(output: null)
+ #endif
+
+#endif

Modified: trunk/boost/proto/detail/funop.hpp
==============================================================================
--- trunk/boost/proto/detail/funop.hpp (original)
+++ trunk/boost/proto/detail/funop.hpp 2011-05-05 13:28:09 EDT (Thu, 05 May 2011)
@@ -4,6 +4,15 @@
 
 #elif !defined(BOOST_PP_IS_ITERATING)
 
+ #include <boost/preprocessor/cat.hpp>
+ #include <boost/preprocessor/arithmetic/dec.hpp>
+ #include <boost/preprocessor/iteration/iterate.hpp>
+ #include <boost/preprocessor/facilities/intercept.hpp>
+ #include <boost/preprocessor/repetition/enum_trailing.hpp>
+ #include <boost/preprocessor/repetition/enum_params.hpp>
+ #include <boost/preprocessor/repetition/enum_trailing_params.hpp>
+ #include <boost/preprocessor/repetition/enum_trailing_binary_params.hpp>
+
     #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES)
         #pragma wave option(preserve: 2, line: 0, output: "preprocessed/funop.hpp")
     #endif

Added: trunk/boost/proto/detail/preprocessed/args.hpp
==============================================================================
--- (empty file)
+++ trunk/boost/proto/detail/preprocessed/args.hpp 2011-05-05 13:28:09 EDT (Thu, 05 May 2011)
@@ -0,0 +1,92 @@
+ ///////////////////////////////////////////////////////////////////////////////
+ /// \file args.hpp
+ /// Contains definition of \c term\<\>, \c list1\<\>, \c list2\<\>, ...
+ /// class templates.
+ //
+ // 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)
+
+
+
+
+ template< typename Arg0 >
+ struct term
+ {
+ static const long arity = 0;
+ typedef Arg0 child0;
+ typedef mpl::void_ child1; typedef mpl::void_ child2; typedef mpl::void_ child3; typedef mpl::void_ child4;
+
+
+ typedef Arg0 back_;
+ };
+
+
+
+
+ template< typename Arg0 >
+ struct list1
+ {
+ static const long arity = 1;
+ typedef Arg0 child0;
+ typedef mpl::void_ child1; typedef mpl::void_ child2; typedef mpl::void_ child3; typedef mpl::void_ child4;
+
+
+ typedef Arg0 back_;
+ };
+
+
+
+
+ template< typename Arg0 , typename Arg1 >
+ struct list2
+ {
+ static const long arity = 2;
+ typedef Arg0 child0; typedef Arg1 child1;
+ typedef mpl::void_ child2; typedef mpl::void_ child3; typedef mpl::void_ child4;
+
+
+ typedef Arg1 back_;
+ };
+
+
+
+
+ template< typename Arg0 , typename Arg1 , typename Arg2 >
+ struct list3
+ {
+ static const long arity = 3;
+ typedef Arg0 child0; typedef Arg1 child1; typedef Arg2 child2;
+ typedef mpl::void_ child3; typedef mpl::void_ child4;
+
+
+ typedef Arg2 back_;
+ };
+
+
+
+
+ template< typename Arg0 , typename Arg1 , typename Arg2 , typename Arg3 >
+ struct list4
+ {
+ static const long arity = 4;
+ typedef Arg0 child0; typedef Arg1 child1; typedef Arg2 child2; typedef Arg3 child3;
+ typedef mpl::void_ child4;
+
+
+ typedef Arg3 back_;
+ };
+
+
+
+
+ template< typename Arg0 , typename Arg1 , typename Arg2 , typename Arg3 , typename Arg4 >
+ struct list5
+ {
+ static const long arity = 5;
+ typedef Arg0 child0; typedef Arg1 child1; typedef Arg2 child2; typedef Arg3 child3; typedef Arg4 child4;
+
+
+
+ typedef Arg4 back_;
+ };

Modified: trunk/boost/proto/detail/preprocessed/basic_expr.hpp
==============================================================================
--- trunk/boost/proto/detail/preprocessed/basic_expr.hpp (original)
+++ trunk/boost/proto/detail/preprocessed/basic_expr.hpp 2011-05-05 13:28:09 EDT (Thu, 05 May 2011)
@@ -33,10 +33,6 @@
     
     
     
-
-
-
-
     template<typename Tag, typename Arg0>
     struct basic_expr<Tag, term<Arg0>, 0>
     {

Added: trunk/boost/proto/detail/preprocessed/deep_copy.hpp
==============================================================================
--- (empty file)
+++ trunk/boost/proto/detail/preprocessed/deep_copy.hpp 2011-05-05 13:28:09 EDT (Thu, 05 May 2011)
@@ -0,0 +1,122 @@
+ ///////////////////////////////////////////////////////////////////////////////
+ /// \file deep_copy.hpp
+ /// Replace all nodes stored by reference by nodes stored by value.
+ //
+ // 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)
+ template<typename Expr>
+ struct deep_copy_impl<Expr, 1>
+ {
+ typedef
+ typename base_expr<
+ typename Expr::proto_domain
+ , typename Expr::proto_tag
+ , list1<
+ typename deep_copy_impl< typename remove_reference< typename Expr::proto_child0 >::type::proto_derived_expr >::result_type
+ >
+ >::type
+ expr_type;
+ typedef typename Expr::proto_generator proto_generator;
+ typedef typename proto_generator::template result<proto_generator(expr_type)>::type result_type;
+ template<typename Expr2, typename S, typename D>
+ result_type operator()(Expr2 const &e, S const &, D const &) const
+ {
+ expr_type const that = {
+ proto::deep_copy(e.proto_base().child0)
+ };
+ return proto_generator()(that);
+ }
+ };
+ template<typename Expr>
+ struct deep_copy_impl<Expr, 2>
+ {
+ typedef
+ typename base_expr<
+ typename Expr::proto_domain
+ , typename Expr::proto_tag
+ , list2<
+ typename deep_copy_impl< typename remove_reference< typename Expr::proto_child0 >::type::proto_derived_expr >::result_type , typename deep_copy_impl< typename remove_reference< typename Expr::proto_child1 >::type::proto_derived_expr >::result_type
+ >
+ >::type
+ expr_type;
+ typedef typename Expr::proto_generator proto_generator;
+ typedef typename proto_generator::template result<proto_generator(expr_type)>::type result_type;
+ template<typename Expr2, typename S, typename D>
+ result_type operator()(Expr2 const &e, S const &, D const &) const
+ {
+ expr_type const that = {
+ proto::deep_copy(e.proto_base().child0) , proto::deep_copy(e.proto_base().child1)
+ };
+ return proto_generator()(that);
+ }
+ };
+ template<typename Expr>
+ struct deep_copy_impl<Expr, 3>
+ {
+ typedef
+ typename base_expr<
+ typename Expr::proto_domain
+ , typename Expr::proto_tag
+ , list3<
+ typename deep_copy_impl< typename remove_reference< typename Expr::proto_child0 >::type::proto_derived_expr >::result_type , typename deep_copy_impl< typename remove_reference< typename Expr::proto_child1 >::type::proto_derived_expr >::result_type , typename deep_copy_impl< typename remove_reference< typename Expr::proto_child2 >::type::proto_derived_expr >::result_type
+ >
+ >::type
+ expr_type;
+ typedef typename Expr::proto_generator proto_generator;
+ typedef typename proto_generator::template result<proto_generator(expr_type)>::type result_type;
+ template<typename Expr2, typename S, typename D>
+ result_type operator()(Expr2 const &e, S const &, D const &) const
+ {
+ expr_type const that = {
+ proto::deep_copy(e.proto_base().child0) , proto::deep_copy(e.proto_base().child1) , proto::deep_copy(e.proto_base().child2)
+ };
+ return proto_generator()(that);
+ }
+ };
+ template<typename Expr>
+ struct deep_copy_impl<Expr, 4>
+ {
+ typedef
+ typename base_expr<
+ typename Expr::proto_domain
+ , typename Expr::proto_tag
+ , list4<
+ typename deep_copy_impl< typename remove_reference< typename Expr::proto_child0 >::type::proto_derived_expr >::result_type , typename deep_copy_impl< typename remove_reference< typename Expr::proto_child1 >::type::proto_derived_expr >::result_type , typename deep_copy_impl< typename remove_reference< typename Expr::proto_child2 >::type::proto_derived_expr >::result_type , typename deep_copy_impl< typename remove_reference< typename Expr::proto_child3 >::type::proto_derived_expr >::result_type
+ >
+ >::type
+ expr_type;
+ typedef typename Expr::proto_generator proto_generator;
+ typedef typename proto_generator::template result<proto_generator(expr_type)>::type result_type;
+ template<typename Expr2, typename S, typename D>
+ result_type operator()(Expr2 const &e, S const &, D const &) const
+ {
+ expr_type const that = {
+ proto::deep_copy(e.proto_base().child0) , proto::deep_copy(e.proto_base().child1) , proto::deep_copy(e.proto_base().child2) , proto::deep_copy(e.proto_base().child3)
+ };
+ return proto_generator()(that);
+ }
+ };
+ template<typename Expr>
+ struct deep_copy_impl<Expr, 5>
+ {
+ typedef
+ typename base_expr<
+ typename Expr::proto_domain
+ , typename Expr::proto_tag
+ , list5<
+ typename deep_copy_impl< typename remove_reference< typename Expr::proto_child0 >::type::proto_derived_expr >::result_type , typename deep_copy_impl< typename remove_reference< typename Expr::proto_child1 >::type::proto_derived_expr >::result_type , typename deep_copy_impl< typename remove_reference< typename Expr::proto_child2 >::type::proto_derived_expr >::result_type , typename deep_copy_impl< typename remove_reference< typename Expr::proto_child3 >::type::proto_derived_expr >::result_type , typename deep_copy_impl< typename remove_reference< typename Expr::proto_child4 >::type::proto_derived_expr >::result_type
+ >
+ >::type
+ expr_type;
+ typedef typename Expr::proto_generator proto_generator;
+ typedef typename proto_generator::template result<proto_generator(expr_type)>::type result_type;
+ template<typename Expr2, typename S, typename D>
+ result_type operator()(Expr2 const &e, S const &, D const &) const
+ {
+ expr_type const that = {
+ proto::deep_copy(e.proto_base().child0) , proto::deep_copy(e.proto_base().child1) , proto::deep_copy(e.proto_base().child2) , proto::deep_copy(e.proto_base().child3) , proto::deep_copy(e.proto_base().child4)
+ };
+ return proto_generator()(that);
+ }
+ };

Modified: trunk/boost/proto/detail/preprocessed/expr_variadic.hpp
==============================================================================
--- trunk/boost/proto/detail/preprocessed/expr_variadic.hpp (original)
+++ trunk/boost/proto/detail/preprocessed/expr_variadic.hpp 2011-05-05 13:28:09 EDT (Thu, 05 May 2011)
@@ -33,10 +33,6 @@
     
     
     
-
-
-
-
     template<typename Tag, typename Arg0>
     struct expr<Tag, term<Arg0>, 0>
     {

Added: trunk/boost/proto/detail/preprocessed/extends_funop.hpp
==============================================================================
--- (empty file)
+++ trunk/boost/proto/detail/preprocessed/extends_funop.hpp 2011-05-05 13:28:09 EDT (Thu, 05 May 2011)
@@ -0,0 +1,13 @@
+ ///////////////////////////////////////////////////////////////////////////////
+ /// \file extends_funop.hpp
+ /// Definitions for extends\<\>::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)
+ template<typename Sig> struct result { typedef typename boost::tr1_result_of< proto_generator( typename boost::proto::result_of::funop< Sig , proto_derived_expr , proto_domain >::type ) >::type const type; };
+ typename boost::tr1_result_of< proto_generator( typename boost::proto::result_of::funop0< proto_derived_expr const , proto_domain >::type ) >::type const operator ()() const { typedef boost::proto::result_of::funop0< proto_derived_expr const , proto_domain > funop; return proto_generator()( funop::call( *static_cast<proto_derived_expr const *>(this) ) ); } typename boost::tr1_result_of< proto_generator( typename boost::proto::result_of::funop0< proto_derived_expr , proto_domain >::type ) >::type const operator ()() { typedef boost::proto::result_of::funop0< proto_derived_expr , proto_domain > funop; return proto_generator()( funop::call( *static_cast<proto_derived_expr *>(this) ) ); }
+ template<typename A0> typename boost::tr1_result_of< proto_generator( typename boost::proto::result_of::funop1< proto_derived_expr const , proto_domain , const A0 >::type ) >::type const operator ()(A0 const &a0) const { typedef boost::proto::result_of::funop1< proto_derived_expr const , proto_domain , const A0 > funop; return proto_generator()( funop::call( *static_cast<proto_derived_expr const *>(this) , a0 ) ); } template<typename A0> typename boost::tr1_result_of< proto_generator( typename boost::proto::result_of::funop1< proto_derived_expr , proto_domain , const A0 >::type ) >::type const operator ()(A0 const &a0) { typedef boost::proto::result_of::funop1< proto_derived_expr , proto_domain , const A0 > funop; return proto_generator()( funop::call( *static_cast<proto_derived_expr *>(this) , a0 ) ); }
+ template<typename A0 , typename A1> typename boost::tr1_result_of< proto_generator( typename boost::proto::result_of::funop2< proto_derived_expr const , proto_domain , const A0 , const A1 >::type ) >::type const operator ()(A0 const &a0 , A1 const &a1) const { typedef boost::proto::result_of::funop2< proto_derived_expr const , proto_domain , const A0 , const A1 > funop; return proto_generator()( funop::call( *static_cast<proto_derived_expr const *>(this) , a0 , a1 ) ); } template<typename A0 , typename A1> typename boost::tr1_result_of< proto_generator( typename boost::proto::result_of::funop2< proto_derived_expr , proto_domain , const A0 , const A1 >::type ) >::type const operator ()(A0 const &a0 , A1 const &a1) { typedef boost::proto::result_of::funop2< proto_derived_expr , proto_domain , const A0 , const A1 > funop; return proto_generator()( funop::call( *static_cast<proto_derived_expr *>(this) , a0 , a1 ) ); }
+ template<typename A0 , typename A1 , typename A2> typename boost::tr1_result_of< proto_generator( typename boost::proto::result_of::funop3< proto_derived_expr const , proto_domain , const A0 , const A1 , const A2 >::type ) >::type const operator ()(A0 const &a0 , A1 const &a1 , A2 const &a2) const { typedef boost::proto::result_of::funop3< proto_derived_expr const , proto_domain , const A0 , const A1 , const A2 > funop; return proto_generator()( funop::call( *static_cast<proto_derived_expr const *>(this) , a0 , a1 , a2 ) ); } template<typename A0 , typename A1 , typename A2> typename boost::tr1_result_of< proto_generator( typename boost::proto::result_of::funop3< proto_derived_expr , proto_domain , const A0 , const A1 , const A2 >::type ) >::type const operator ()(A0 const &a0 , A1 const &a1 , A2 const &a2) { typedef boost::proto::result_of::funop3< proto_derived_expr , proto_domain , const A0 , const A1 , const A2 > funop; return proto_generator()( funop::call( *static_cast<proto_derived_expr *>(th
is) , a0 , a1 , a2 ) ); }
+ template<typename A0 , typename A1 , typename A2 , typename A3> typename boost::tr1_result_of< proto_generator( typename boost::proto::result_of::funop4< proto_derived_expr const , proto_domain , const A0 , const A1 , const A2 , const A3 >::type ) >::type const operator ()(A0 const &a0 , A1 const &a1 , A2 const &a2 , A3 const &a3) const { typedef boost::proto::result_of::funop4< proto_derived_expr const , proto_domain , const A0 , const A1 , const A2 , const A3 > funop; return proto_generator()( funop::call( *static_cast<proto_derived_expr const *>(this) , a0 , a1 , a2 , a3 ) ); } template<typename A0 , typename A1 , typename A2 , typename A3> typename boost::tr1_result_of< proto_generator( typename boost::proto::result_of::funop4< proto_derived_expr , proto_domain , const A0 , const A1 , const A2 , const A3 >::type ) >::type const operator ()(A0 const &a0 , A1 const &a1 , A2 const &a2 , A3 const &a3) { typedef boost::proto::result_of::funop4< proto_derived_expr , proto_domain , const A0 , const A1
, const A2 , const A3 > funop; return proto_generator()( funop::call( *static_cast<proto_derived_expr *>(this) , a0 , a1 , a2 , a3 ) ); }

Added: trunk/boost/proto/detail/preprocessed/extends_funop_const.hpp
==============================================================================
--- (empty file)
+++ trunk/boost/proto/detail/preprocessed/extends_funop_const.hpp 2011-05-05 13:28:09 EDT (Thu, 05 May 2011)
@@ -0,0 +1,13 @@
+ ///////////////////////////////////////////////////////////////////////////////
+ /// \file extends_funop_const.hpp
+ /// Definitions for extends\<\>::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)
+ template<typename Sig> struct result { typedef typename boost::tr1_result_of< proto_generator( typename boost::proto::result_of::funop< Sig , proto_derived_expr , proto_domain >::type ) >::type const type; };
+ typename boost::tr1_result_of< proto_generator( typename boost::proto::result_of::funop0< proto_derived_expr const , proto_domain >::type ) >::type const operator ()() const { typedef boost::proto::result_of::funop0< proto_derived_expr const , proto_domain > funop; return proto_generator()( funop::call( *static_cast<proto_derived_expr const *>(this) ) ); }
+ template<typename A0> typename boost::tr1_result_of< proto_generator( typename boost::proto::result_of::funop1< proto_derived_expr const , proto_domain , const A0 >::type ) >::type const operator ()(A0 const &a0) const { typedef boost::proto::result_of::funop1< proto_derived_expr const , proto_domain , const A0 > funop; return proto_generator()( funop::call( *static_cast<proto_derived_expr const *>(this) , a0 ) ); }
+ template<typename A0 , typename A1> typename boost::tr1_result_of< proto_generator( typename boost::proto::result_of::funop2< proto_derived_expr const , proto_domain , const A0 , const A1 >::type ) >::type const operator ()(A0 const &a0 , A1 const &a1) const { typedef boost::proto::result_of::funop2< proto_derived_expr const , proto_domain , const A0 , const A1 > funop; return proto_generator()( funop::call( *static_cast<proto_derived_expr const *>(this) , a0 , a1 ) ); }
+ template<typename A0 , typename A1 , typename A2> typename boost::tr1_result_of< proto_generator( typename boost::proto::result_of::funop3< proto_derived_expr const , proto_domain , const A0 , const A1 , const A2 >::type ) >::type const operator ()(A0 const &a0 , A1 const &a1 , A2 const &a2) const { typedef boost::proto::result_of::funop3< proto_derived_expr const , proto_domain , const A0 , const A1 , const A2 > funop; return proto_generator()( funop::call( *static_cast<proto_derived_expr const *>(this) , a0 , a1 , a2 ) ); }
+ template<typename A0 , typename A1 , typename A2 , typename A3> typename boost::tr1_result_of< proto_generator( typename boost::proto::result_of::funop4< proto_derived_expr const , proto_domain , const A0 , const A1 , const A2 , const A3 >::type ) >::type const operator ()(A0 const &a0 , A1 const &a1 , A2 const &a2 , A3 const &a3) const { typedef boost::proto::result_of::funop4< proto_derived_expr const , proto_domain , const A0 , const A1 , const A2 , const A3 > funop; return proto_generator()( funop::call( *static_cast<proto_derived_expr const *>(this) , a0 , a1 , a2 , a3 ) ); }

Modified: trunk/boost/proto/extends.hpp
==============================================================================
--- trunk/boost/proto/extends.hpp (original)
+++ trunk/boost/proto/extends.hpp 2011-05-05 13:28:09 EDT (Thu, 05 May 2011)
@@ -74,7 +74,7 @@
     ///
     #define BOOST_PROTO_DEFINE_FUN_OP_IMPL_(Z, N, DATA, Const) \
         BOOST_PP_IF(N, BOOST_PROTO_TEMPLATE_YES_, BOOST_PROTO_TEMPLATE_NO_)(Z, N) \
- typename BOOST_PROTO_RESULT_OF< \
+ typename BOOST_PROTO_RESULT_OF< \
             proto_generator( \
                 typename boost::proto::result_of::BOOST_PP_CAT(funop, N)< \
                     proto_derived_expr Const() \
@@ -103,7 +103,7 @@
     ///
     #define BOOST_PROTO_DEFINE_FUN_OP_VARIADIC_IMPL_(Const) \
         template<typename... A> \
- typename BOOST_PROTO_RESULT_OF< \
+ typename BOOST_PROTO_RESULT_OF< \
             proto_generator( \
                 typename boost::proto::result_of::funop< \
                     proto_derived_expr Const()(A const &...) \
@@ -202,7 +202,7 @@
 
     #define BOOST_PROTO_EXTENDS_COPY_ASSIGN_IMPL_(This, Const, Typename) \
         BOOST_PROTO_DISABLE_MSVC_C4522 \
- Typename() BOOST_PROTO_RESULT_OF< \
+ Typename() BOOST_PROTO_RESULT_OF< \
             Typename() This::proto_generator( \
                 Typename() boost::proto::base_expr< \
                     Typename() This::proto_domain \
@@ -251,7 +251,7 @@
         ///
     #define BOOST_PROTO_EXTENDS_ASSIGN_IMPL_(ThisConst, ThatConst) \
         template<typename A> \
- typename BOOST_PROTO_RESULT_OF< \
+ typename BOOST_PROTO_RESULT_OF< \
             proto_generator( \
                 typename boost::proto::base_expr< \
                     proto_domain \
@@ -317,7 +317,7 @@
         ///
     #define BOOST_PROTO_EXTENDS_SUBSCRIPT_IMPL_(ThisConst, ThatConst) \
         template<typename A> \
- typename BOOST_PROTO_RESULT_OF< \
+ typename BOOST_PROTO_RESULT_OF< \
             proto_generator( \
                 typename boost::proto::base_expr< \
                     proto_domain \
@@ -512,23 +512,7 @@
             // Instead of using BOOST_PROTO_EXTENDS_FUNCTION, which uses
             // nested preprocessor loops, use file iteration here to generate
             // the operator() overloads, which is more efficient.
- BOOST_PROTO_EXTENDS_FUNCTION_()
-
- #ifndef BOOST_NO_VARIADIC_TEMPLATES
- BOOST_PROTO_DEFINE_FUN_OP_VARIADIC_IMPL_(BOOST_PROTO_CONST)
- #else
- /// INTERNAL ONLY
- ///
- #define BOOST_PP_LOCAL_MACRO(N) \
- BOOST_PROTO_DEFINE_FUN_OP_CONST(1, N, ~) \
- /**/
-
- /// INTERNAL ONLY
- ///
- #define BOOST_PP_LOCAL_LIMITS (0, BOOST_PP_DEC(BOOST_PROTO_MAX_FUNCTION_CALL_ARITY))
- #include BOOST_PP_LOCAL_ITERATE()
-
- #endif
+ #include <boost/proto/detail/extends_funop_const.hpp>
         };
 
         /// \brief extends\<\> class template for adding behaviors to a Proto expression template
@@ -557,25 +541,7 @@
             // Instead of using BOOST_PROTO_EXTENDS_FUNCTION, which uses
             // nested preprocessor loops, use file iteration here to generate
             // the operator() overloads, which is more efficient.
- BOOST_PROTO_EXTENDS_FUNCTION_()
-
- #ifndef BOOST_NO_VARIADIC_TEMPLATES
- BOOST_PROTO_DEFINE_FUN_OP_VARIADIC_IMPL_(BOOST_PP_EMPTY)
- BOOST_PROTO_DEFINE_FUN_OP_VARIADIC_IMPL_(BOOST_PROTO_CONST)
- #else
-
- /// INTERNAL ONLY
- ///
- #define BOOST_PP_LOCAL_MACRO(N) \
- BOOST_PROTO_DEFINE_FUN_OP(1, N, ~) \
- /**/
-
- /// INTERNAL ONLY
- ///
- #define BOOST_PP_LOCAL_LIMITS (0, BOOST_PP_DEC(BOOST_PROTO_MAX_FUNCTION_CALL_ARITY))
- #include BOOST_PP_LOCAL_ITERATE()
-
- #endif
+ #include <boost/proto/detail/extends_funop.hpp>
         };
 
         /// INTERNAL ONLY
@@ -601,7 +567,13 @@
 
             BOOST_PROTO_EXTENDS_ASSIGN_()
             BOOST_PROTO_EXTENDS_SUBSCRIPT()
- BOOST_PROTO_EXTENDS_FUNCTION()
+
+ // Instead of using BOOST_PROTO_EXTENDS_FUNCTION, which uses
+ // nested preprocessor loops, use file iteration here to generate
+ // the operator() overloads, which is more efficient.
+ #define BOOST_PROTO_NO_WAVE_OUTPUT
+ #include <boost/proto/detail/extends_funop.hpp>
+ #undef BOOST_PROTO_NO_WAVE_OUTPUT
 
             proto_base_expr const proto_base() const
             {

Modified: trunk/libs/proto/preprocess/preprocess_proto.cpp
==============================================================================
--- trunk/libs/proto/preprocess/preprocess_proto.cpp (original)
+++ trunk/libs/proto/preprocess/preprocess_proto.cpp 2011-05-05 13:28:09 EDT (Thu, 05 May 2011)
@@ -9,4 +9,7 @@
 //#include <boost/proto/transform.hpp>
 //#include <boost/proto/functional.hpp>
 
+#include <boost/proto/args.hpp>
 #include <boost/proto/expr.hpp>
+#include <boost/proto/extends.hpp>
+#include <boost/proto/deep_copy.hpp>


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