diff options
Diffstat (limited to 'boost/flyweight/detail/default_value_policy.hpp')
-rw-r--r-- | boost/flyweight/detail/default_value_policy.hpp | 41 |
1 files changed, 34 insertions, 7 deletions
diff --git a/boost/flyweight/detail/default_value_policy.hpp b/boost/flyweight/detail/default_value_policy.hpp index 186e1e0d8b..4209a69c1c 100644 --- a/boost/flyweight/detail/default_value_policy.hpp +++ b/boost/flyweight/detail/default_value_policy.hpp @@ -1,4 +1,4 @@ -/* Copyright 2006-2008 Joaquin M Lopez Munoz. +/* Copyright 2006-2014 Joaquin M Lopez Munoz. * 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) @@ -9,12 +9,14 @@ #ifndef BOOST_FLYWEIGHT_DETAIL_DEFAULT_VALUE_POLICY_HPP #define BOOST_FLYWEIGHT_DETAIL_DEFAULT_VALUE_POLICY_HPP -#if defined(_MSC_VER)&&(_MSC_VER>=1200) +#if defined(_MSC_VER) #pragma once #endif +#include <boost/config.hpp> /* keep it first to prevent nasty warns in MSVC */ +#include <boost/detail/workaround.hpp> +#include <boost/flyweight/detail/perfect_fwd.hpp> #include <boost/flyweight/detail/value_tag.hpp> -#include <boost/preprocessor/repetition/enum_params.hpp> /* Default value policy: the key is the same as the value. */ @@ -35,10 +37,31 @@ struct default_value_policy:value_marker { /* template ctors */ -#define BOOST_FLYWEIGHT_PERFECT_FWD_NAME explicit rep_type -#define BOOST_FLYWEIGHT_PERFECT_FWD_BODY(n) \ - :x(BOOST_PP_ENUM_PARAMS(n,t)){} -#include <boost/flyweight/detail/perfect_fwd.hpp> +#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES)&&\ + !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)&&\ + BOOST_WORKAROUND(__GNUC__,<=4)&&(__GNUC__<4||__GNUC_MINOR__<=4) + +/* GCC 4.4.2 (and probably prior) bug: the default ctor generated by the + * variadic temmplate ctor below fails to value-initialize x. + */ + + rep_type():x(){} +#endif + +#define BOOST_FLYWEIGHT_PERFECT_FWD_CTR_BODY(args) \ + :x(BOOST_FLYWEIGHT_FORWARD(args)){} + + BOOST_FLYWEIGHT_PERFECT_FWD( + explicit rep_type, + BOOST_FLYWEIGHT_PERFECT_FWD_CTR_BODY) + +#undef BOOST_FLYWEIGHT_PERFECT_FWD_CTR_BODY + + rep_type(const rep_type& r):x(r.x){} + +#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES) + rep_type(rep_type&& r):x(std::move(r.x)){} +#endif operator const value_type&()const{return x;} @@ -47,6 +70,10 @@ struct default_value_policy:value_marker static void construct_value(const rep_type&){} static void copy_value(const rep_type&){} + +#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES) + static void move_value(const rep_type&){} +#endif }; } /* namespace flyweights::detail */ |