| #if !defined(BOOST_PROTO_DONT_USE_PREPROCESSED_FILES) |
| |
| #if BOOST_WORKAROUND(__GNUC__, == 3) || (__GNUC__ == 4 && __GNUC_MINOR__ == 0) |
| #include <boost/proto/transform/detail/preprocessed/make_gcc_workaround.hpp> |
| #endif |
| |
| #elif !defined(BOOST_PP_IS_ITERATING) |
| |
| #define BOOST_PROTO_EXPR_MAKE_ARG(Z, M, DATA) \ |
| detail::as_lvalue( \ |
| typename when<_, BOOST_PP_CAT(A, M)>::template impl<Expr, State, Data>()(e, s, d) \ |
| ) \ |
| /**/ |
| |
| #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES) |
| #pragma wave option(preserve: 2, line: 0, output: "preprocessed/make_gcc_workaround.hpp") |
| #endif |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| /// \file make_gcc_workaround.hpp |
| /// Special workaround code to make the make\<\> transform work on certain |
| /// versions of gcc. |
| // |
| // 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 |
| |
| #if BOOST_WORKAROUND(__GNUC__, == 3) || (__GNUC__ == 4 && __GNUC_MINOR__ == 0) || \ |
| (defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES)) |
| |
| #define BOOST_PP_ITERATION_PARAMS_1 \ |
| (3, (0, BOOST_PROTO_MAX_ARITY, <boost/proto/transform/detail/make_gcc_workaround.hpp>)) |
| #include BOOST_PP_ITERATE() |
| |
| #endif |
| |
| #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES) |
| #pragma wave option(output: null) |
| #endif |
| |
| #undef BOOST_PROTO_EXPR_MAKE_ARG |
| |
| #else |
| |
| #define N BOOST_PP_ITERATION() |
| |
| // work around GCC bug |
| template<typename Tag, typename Args, long Arity BOOST_PP_ENUM_TRAILING_PARAMS(N, typename A)> |
| struct make<proto::expr<Tag, Args, Arity>(BOOST_PP_ENUM_PARAMS(N, A))> |
| : transform<make<proto::expr<Tag, Args, Arity>(BOOST_PP_ENUM_PARAMS(N, A))> > |
| { |
| template<typename Expr, typename State, typename Data> |
| struct impl : transform_impl<Expr, State, Data> |
| { |
| typedef proto::expr<Tag, Args, Arity> result_type; |
| |
| result_type operator ()( |
| typename impl::expr_param e |
| , typename impl::state_param s |
| , typename impl::data_param d |
| ) const |
| { |
| return proto::expr<Tag, Args, Arity>::make( |
| BOOST_PP_ENUM(N, BOOST_PROTO_EXPR_MAKE_ARG, DATA) |
| ); |
| } |
| }; |
| }; |
| |
| template<typename Tag, typename Args, long Arity BOOST_PP_ENUM_TRAILING_PARAMS(N, typename A)> |
| struct make<proto::basic_expr<Tag, Args, Arity>(BOOST_PP_ENUM_PARAMS(N, A))> |
| : transform<make<proto::basic_expr<Tag, Args, Arity>(BOOST_PP_ENUM_PARAMS(N, A))> > |
| { |
| template<typename Expr, typename State, typename Data> |
| struct impl : transform_impl<Expr, State, Data> |
| { |
| typedef proto::basic_expr<Tag, Args, Arity> result_type; |
| |
| result_type operator ()( |
| typename impl::expr_param e |
| , typename impl::state_param s |
| , typename impl::data_param d |
| ) const |
| { |
| return proto::basic_expr<Tag, Args, Arity>::make( |
| BOOST_PP_ENUM(N, BOOST_PROTO_EXPR_MAKE_ARG, DATA) |
| ); |
| } |
| }; |
| }; |
| |
| #undef N |
| |
| #endif |