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Diffstat (limited to 'src/third_party/boost-1.56.0/boost/type_traits/is_lvalue_reference.hpp')
| -rw-r--r-- | src/third_party/boost-1.56.0/boost/type_traits/is_lvalue_reference.hpp | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/src/third_party/boost-1.56.0/boost/type_traits/is_lvalue_reference.hpp b/src/third_party/boost-1.56.0/boost/type_traits/is_lvalue_reference.hpp new file mode 100644 index 00000000000..0b0130ab2df --- /dev/null +++ b/src/third_party/boost-1.56.0/boost/type_traits/is_lvalue_reference.hpp @@ -0,0 +1,56 @@ + +// (C) Copyright Dave Abrahams, Steve Cleary, Beman Dawes, +// Howard Hinnant and John Maddock 2000. +// (C) Copyright Mat Marcus, Jesse Jones and Adobe Systems Inc 2001 + +// Use, modification and distribution are subject to 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). +// +// See http://www.boost.org/libs/type_traits for most recent version including documentation. + +// Fixed is_pointer, is_lvalue_reference, is_const, is_volatile, is_same, +// is_member_pointer based on the Simulated Partial Specialization work +// of Mat Marcus and Jesse Jones. See http://opensource.adobe.com or +// http://groups.yahoo.com/group/boost/message/5441 +// Some workarounds in here use ideas suggested from "Generic<Programming>: +// Mappings between Types and Values" +// by Andrei Alexandrescu (see http://www.cuj.com/experts/1810/alexandr.html). + + +#ifndef BOOST_TT_IS_LVALUE_REFERENCE_HPP_INCLUDED +#define BOOST_TT_IS_LVALUE_REFERENCE_HPP_INCLUDED + +#include <boost/type_traits/config.hpp> + + +// should be the last #include +#include <boost/type_traits/detail/bool_trait_def.hpp> + +namespace boost { + +#if defined( __CODEGEARC__ ) +BOOST_TT_AUX_BOOL_TRAIT_DEF1(is_lvalue_reference,T,__is_reference(T)) +#else + +BOOST_TT_AUX_BOOL_TRAIT_DEF1(is_lvalue_reference,T,false) +BOOST_TT_AUX_BOOL_TRAIT_PARTIAL_SPEC1_1(typename T,is_lvalue_reference,T&,true) + +#if defined(BOOST_ILLEGAL_CV_REFERENCES) +// these are illegal specialisations; cv-qualifies applied to +// references have no effect according to [8.3.2p1], +// C++ Builder requires them though as it treats cv-qualified +// references as distinct types... +BOOST_TT_AUX_BOOL_TRAIT_PARTIAL_SPEC1_1(typename T,is_lvalue_reference,T& const,true) +BOOST_TT_AUX_BOOL_TRAIT_PARTIAL_SPEC1_1(typename T,is_lvalue_reference,T& volatile,true) +BOOST_TT_AUX_BOOL_TRAIT_PARTIAL_SPEC1_1(typename T,is_lvalue_reference,T& const volatile,true) +#endif + +#endif + +} // namespace boost + +#include <boost/type_traits/detail/bool_trait_undef.hpp> + +#endif // BOOST_TT_IS_REFERENCE_HPP_INCLUDED + |