48 lines
1.7 KiB
C++
48 lines
1.7 KiB
C++
// Copyright (C) 2004 Peder Holt
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// Use, modification and distribution is subject to the Boost Software
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// License, Version 1.0. (http://www.boost.org/LICENSE_1_0.txt)
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#ifndef BOOST_TYPE_TRAITS_MSVC_REMOVE_ALL_EXTENT_HOLT_2004_0827
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#define BOOST_TYPE_TRAITS_MSVC_REMOVE_ALL_EXTENT_HOLT_2004_0827
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#include <boost/type_traits/msvc/typeof.hpp>
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#include <boost/type_traits/is_array.hpp>
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namespace boost {
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template<typename T>
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struct remove_all_extents;
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namespace detail {
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template<bool IsArray>
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struct remove_all_extents_impl_typeof {
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template<typename T,typename ID>
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struct inner {
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typedef T type;
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};
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};
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template<>
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struct remove_all_extents_impl_typeof<true> {
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template<typename T,typename ID>
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struct inner {
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template<typename U>
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static msvc_register_type<U,ID> test(U[]);
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static msvc_register_type<T,ID> test(...);
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BOOST_STATIC_CONSTANT(unsigned,register_test=sizeof(test( *((T*)NULL) ) ));
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typedef typename msvc_extract_type<ID>::id2type::type reduced_type;
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typedef typename remove_all_extents<reduced_type>::type type;
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};
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};
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} //namespace detail
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template<typename T>
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struct remove_all_extents {
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typedef typename boost::detail::remove_all_extents_impl_typeof<
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boost::is_array<T>::value
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>::template inner<T,remove_all_extents<T> >::type type;
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BOOST_MPL_AUX_LAMBDA_SUPPORT(1,remove_all_extents,T)
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};
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} //namespace boost
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#endif //BOOST_TYPE_TRAITS_MSVC_REMOVE_BOUNDS_HOLT_2004_0827
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