Swiftdiff options
Diffstat (limited to '3rdParty/Boost/src/boost/foreach.hpp')
| -rw-r--r-- | 3rdParty/Boost/src/boost/foreach.hpp | 54 |
1 files changed, 39 insertions, 15 deletions
diff --git a/3rdParty/Boost/src/boost/foreach.hpp b/3rdParty/Boost/src/boost/foreach.hpp index db5b203..571b45c 100644 --- a/3rdParty/Boost/src/boost/foreach.hpp +++ b/3rdParty/Boost/src/boost/foreach.hpp @@ -15,6 +15,7 @@ // Alisdair Meredith - For help porting to Borland // Stefan Slapeta - For help porting to Intel // David Jenkins - For help finding a Microsoft Code Analysis bug +// mimomorin@... - For a patch to use rvalue refs on supporting compilers #ifndef BOOST_FOREACH @@ -30,8 +31,10 @@ #include <boost/detail/workaround.hpp> // Some compilers let us detect even const-qualified rvalues at compile-time -#if BOOST_WORKAROUND(BOOST_MSVC, >= 1310) && !defined(_PREFAST_) \ - || (BOOST_WORKAROUND(__GNUC__, >= 4) && !defined(BOOST_INTEL) && !defined(BOOST_CLANG)) \ +#if !defined(BOOST_NO_RVALUE_REFERENCES) \ + || BOOST_WORKAROUND(BOOST_MSVC, >= 1310) && !defined(_PREFAST_) \ + || (BOOST_WORKAROUND(__GNUC__, == 4) && (__GNUC_MINOR__ <= 5) && !defined(BOOST_INTEL) && \ + !defined(BOOST_CLANG)) \ || (BOOST_WORKAROUND(__GNUC__, == 3) && (__GNUC_MINOR__ >= 4) && !defined(BOOST_INTEL) && \ !defined(BOOST_CLANG)) # define BOOST_FOREACH_COMPILE_TIME_CONST_RVALUE_DETECTION @@ -80,6 +83,7 @@ #include <boost/type_traits/is_const.hpp> #include <boost/type_traits/is_abstract.hpp> #include <boost/type_traits/is_base_and_derived.hpp> +#include <boost/type_traits/is_rvalue_reference.hpp> #include <boost/iterator/iterator_traits.hpp> #include <boost/utility/addressof.hpp> #include <boost/foreach_fwd.hpp> @@ -214,12 +218,6 @@ template<typename Bool1> inline boost::mpl::not_<Bool1> *not_(Bool1 *) { return 0; } template<typename T> -inline boost::mpl::false_ *is_rvalue_(T &, int) { return 0; } - -template<typename T> -inline boost::mpl::true_ *is_rvalue_(T const &, ...) { return 0; } - -template<typename T> inline boost::is_array<T> *is_array_(T const &) { return 0; } template<typename T> @@ -230,6 +228,17 @@ template<typename T> inline boost::mpl::true_ *is_const_(T const &) { return 0; } #endif +#ifdef BOOST_NO_RVALUE_REFERENCES +template<typename T> +inline boost::mpl::false_ *is_rvalue_(T &, int) { return 0; } + +template<typename T> +inline boost::mpl::true_ *is_rvalue_(T const &, ...) { return 0; } +#else +template<typename T> +inline boost::is_rvalue_reference<T &&> *is_rvalue_(T &&, int) { return 0; } +#endif + /////////////////////////////////////////////////////////////////////////////// // auto_any_t/auto_any // General utility for putting an object of any type into automatic storage @@ -428,7 +437,6 @@ inline T (*&to_ptr(T (&)[N]))[N] static T (*t)[N] = 0; return t; } -#endif /////////////////////////////////////////////////////////////////////////////// // derefof @@ -445,7 +453,23 @@ inline T &derefof(T *t) ); } -#ifdef BOOST_FOREACH_COMPILE_TIME_CONST_RVALUE_DETECTION +# define BOOST_FOREACH_DEREFOF(T) boost::foreach_detail_::derefof(*T) +#else +# define BOOST_FOREACH_DEREFOF(T) (*T) +#endif + +#if defined(BOOST_FOREACH_COMPILE_TIME_CONST_RVALUE_DETECTION) \ + && !defined(BOOST_NO_RVALUE_REFERENCES) +/////////////////////////////////////////////////////////////////////////////// +// Rvalue references makes it drop-dead simple to detect at compile time +// whether an expression is an rvalue. +/////////////////////////////////////////////////////////////////////////////// + +# define BOOST_FOREACH_IS_RVALUE(COL) \ + boost::foreach_detail_::is_rvalue_((COL), 0) + +#elif defined(BOOST_FOREACH_COMPILE_TIME_CONST_RVALUE_DETECTION) \ + && defined(BOOST_NO_RVALUE_REFERENCES) /////////////////////////////////////////////////////////////////////////////// // Detect at compile-time whether an expression yields an rvalue or // an lvalue. This is rather non-standard, but some popular compilers @@ -647,7 +671,7 @@ begin(auto_any_t col, type2type<T, C> *, boost::mpl::false_ *) // lvalue typedef BOOST_DEDUCED_TYPENAME type2type<T, C>::type type; typedef BOOST_DEDUCED_TYPENAME foreach_iterator<T, C>::type iterator; return auto_any<BOOST_DEDUCED_TYPENAME foreach_iterator<T, C>::type>( - iterator(boost::begin(derefof(auto_any_cast<type *, boost::mpl::false_>(col))))); + iterator(boost::begin(BOOST_FOREACH_DEREFOF((auto_any_cast<type *, boost::mpl::false_>(col)))))); } #ifdef BOOST_FOREACH_RUN_TIME_CONST_RVALUE_DETECTION @@ -687,7 +711,7 @@ end(auto_any_t col, type2type<T, C> *, boost::mpl::false_ *) // lvalue typedef BOOST_DEDUCED_TYPENAME type2type<T, C>::type type; typedef BOOST_DEDUCED_TYPENAME foreach_iterator<T, C>::type iterator; return auto_any<BOOST_DEDUCED_TYPENAME foreach_iterator<T, C>::type>( - iterator(boost::end(derefof(auto_any_cast<type *, boost::mpl::false_>(col))))); + iterator(boost::end(BOOST_FOREACH_DEREFOF((auto_any_cast<type *, boost::mpl::false_>(col)))))); } #ifdef BOOST_FOREACH_RUN_TIME_CONST_RVALUE_DETECTION @@ -766,7 +790,7 @@ rbegin(auto_any_t col, type2type<T, C> *, boost::mpl::false_ *) // lvalue typedef BOOST_DEDUCED_TYPENAME type2type<T, C>::type type; typedef BOOST_DEDUCED_TYPENAME foreach_reverse_iterator<T, C>::type iterator; return auto_any<BOOST_DEDUCED_TYPENAME foreach_reverse_iterator<T, C>::type>( - iterator(boost::rbegin(derefof(auto_any_cast<type *, boost::mpl::false_>(col))))); + iterator(boost::rbegin(BOOST_FOREACH_DEREFOF((auto_any_cast<type *, boost::mpl::false_>(col)))))); } #ifdef BOOST_FOREACH_RUN_TIME_CONST_RVALUE_DETECTION @@ -809,7 +833,7 @@ rend(auto_any_t col, type2type<T, C> *, boost::mpl::false_ *) // lvalue typedef BOOST_DEDUCED_TYPENAME type2type<T, C>::type type; typedef BOOST_DEDUCED_TYPENAME foreach_reverse_iterator<T, C>::type iterator; return auto_any<BOOST_DEDUCED_TYPENAME foreach_reverse_iterator<T, C>::type>( - iterator(boost::rend(derefof(auto_any_cast<type *, boost::mpl::false_>(col))))); + iterator(boost::rend(BOOST_FOREACH_DEREFOF((auto_any_cast<type *, boost::mpl::false_>(col)))))); } #ifdef BOOST_FOREACH_RUN_TIME_CONST_RVALUE_DETECTION @@ -902,7 +926,7 @@ rderef(auto_any_t cur, type2type<T, C> *) boost::foreach_detail_::to_ptr(COL) \ , boost_foreach_argument_dependent_lookup_hack_value)) -#ifdef BOOST_FOREACH_COMPILE_TIME_CONST_RVALUE_DETECTION +#if defined(BOOST_FOREACH_COMPILE_TIME_CONST_RVALUE_DETECTION) /////////////////////////////////////////////////////////////////////////////// // R-values and const R-values supported here with zero runtime overhead /////////////////////////////////////////////////////////////////////////////// |