Index: third_party/boost/boost/type_traits/is_pointer.hpp |
diff --git a/third_party/boost/boost/type_traits/is_pointer.hpp b/third_party/boost/boost/type_traits/is_pointer.hpp |
new file mode 100644 |
index 0000000000000000000000000000000000000000..db0701e54ca57f6e00e9097a7a0df9a4873515d5 |
--- /dev/null |
+++ b/third_party/boost/boost/type_traits/is_pointer.hpp |
@@ -0,0 +1,160 @@ |
+ |
+// (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_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_POINTER_HPP_INCLUDED |
+#define BOOST_TT_IS_POINTER_HPP_INCLUDED |
+ |
+#include <boost/type_traits/is_member_pointer.hpp> |
+#include <boost/type_traits/detail/ice_and.hpp> |
+#include <boost/type_traits/detail/ice_not.hpp> |
+#include <boost/type_traits/config.hpp> |
+#if !BOOST_WORKAROUND(BOOST_MSVC,<=1300) |
+#include <boost/type_traits/remove_cv.hpp> |
+#endif |
+ |
+#ifdef BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION |
+# include <boost/type_traits/is_reference.hpp> |
+# include <boost/type_traits/is_array.hpp> |
+# include <boost/type_traits/detail/is_function_ptr_tester.hpp> |
+# include <boost/type_traits/detail/false_result.hpp> |
+# include <boost/type_traits/detail/ice_or.hpp> |
+#endif |
+ |
+// should be the last #include |
+#include <boost/type_traits/detail/bool_trait_def.hpp> |
+ |
+namespace boost { |
+ |
+#ifndef BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION |
+ |
+namespace detail { |
+ |
+template< typename T > struct is_pointer_helper |
+{ |
+ BOOST_STATIC_CONSTANT(bool, value = false); |
+}; |
+ |
+# define TT_AUX_BOOL_TRAIT_HELPER_PARTIAL_SPEC(helper,sp,result) \ |
+template< typename T > struct helper<sp> \ |
+{ \ |
+ BOOST_STATIC_CONSTANT(bool, value = result); \ |
+}; \ |
+/**/ |
+ |
+TT_AUX_BOOL_TRAIT_HELPER_PARTIAL_SPEC(is_pointer_helper,T*,true) |
+ |
+# undef TT_AUX_BOOL_TRAIT_HELPER_PARTIAL_SPEC |
+ |
+template< typename T > |
+struct is_pointer_impl |
+{ |
+#if BOOST_WORKAROUND(BOOST_MSVC,<=1300) |
+ BOOST_STATIC_CONSTANT(bool, value = |
+ (::boost::type_traits::ice_and< |
+ ::boost::detail::is_pointer_helper<T>::value |
+ , ::boost::type_traits::ice_not< |
+ ::boost::is_member_pointer<T>::value |
+ >::value |
+ >::value) |
+ ); |
+#else |
+ BOOST_STATIC_CONSTANT(bool, value = |
+ (::boost::type_traits::ice_and< |
+ ::boost::detail::is_pointer_helper<typename remove_cv<T>::type>::value |
+ , ::boost::type_traits::ice_not< |
+ ::boost::is_member_pointer<T>::value |
+ >::value |
+ >::value) |
+ ); |
+#endif |
+}; |
+ |
+} // namespace detail |
+ |
+BOOST_TT_AUX_BOOL_TRAIT_DEF1(is_pointer,T,::boost::detail::is_pointer_impl<T>::value) |
+ |
+#if defined(__BORLANDC__) && !defined(__COMO__) && (__BORLANDC__ < 0x600) |
+BOOST_TT_AUX_BOOL_TRAIT_PARTIAL_SPEC1_1(typename T,is_pointer,T&,false) |
+BOOST_TT_AUX_BOOL_TRAIT_PARTIAL_SPEC1_1(typename T,is_pointer,T& const,false) |
+BOOST_TT_AUX_BOOL_TRAIT_PARTIAL_SPEC1_1(typename T,is_pointer,T& volatile,false) |
+BOOST_TT_AUX_BOOL_TRAIT_PARTIAL_SPEC1_1(typename T,is_pointer,T& const volatile,false) |
+#endif |
+ |
+#else // no partial template specialization |
+ |
+namespace detail { |
+ |
+struct pointer_helper |
+{ |
+ pointer_helper(const volatile void*); |
+}; |
+ |
+yes_type BOOST_TT_DECL is_pointer_tester(pointer_helper); |
+no_type BOOST_TT_DECL is_pointer_tester(...); |
+ |
+template <bool> |
+struct is_pointer_select |
+ : ::boost::type_traits::false_result |
+{ |
+}; |
+ |
+template <> |
+struct is_pointer_select<false> |
+{ |
+ template <typename T> struct result_ |
+ { |
+ static T& make_t(); |
+ BOOST_STATIC_CONSTANT(bool, value = |
+ (::boost::type_traits::ice_or< |
+ (1 == sizeof(is_pointer_tester(make_t()))), |
+ (1 == sizeof(type_traits::is_function_ptr_tester(make_t()))) |
+ >::value)); |
+ }; |
+}; |
+ |
+template <typename T> |
+struct is_pointer_impl |
+ : is_pointer_select< |
+ ::boost::type_traits::ice_or< |
+ ::boost::is_reference<T>::value |
+ , ::boost::is_array<T>::value |
+ >::value |
+ >::template result_<T> |
+{ |
+}; |
+ |
+BOOST_TT_AUX_BOOL_TRAIT_IMPL_SPEC1(is_pointer,void,false) |
+#ifndef BOOST_NO_CV_VOID_SPECIALIZATIONS |
+BOOST_TT_AUX_BOOL_TRAIT_IMPL_SPEC1(is_pointer,void const,false) |
+BOOST_TT_AUX_BOOL_TRAIT_IMPL_SPEC1(is_pointer,void volatile,false) |
+BOOST_TT_AUX_BOOL_TRAIT_IMPL_SPEC1(is_pointer,void const volatile,false) |
+#endif |
+ |
+} // namespace detail |
+ |
+BOOST_TT_AUX_BOOL_TRAIT_DEF1(is_pointer,T,::boost::detail::is_pointer_impl<T>::value) |
+ |
+#endif // BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION |
+ |
+} // namespace boost |
+ |
+#include <boost/type_traits/detail/bool_trait_undef.hpp> |
+ |
+#endif // BOOST_TT_IS_POINTER_HPP_INCLUDED |