boost/boost/type_traits/broken_compiler_spec.hpp

   1
   2 // Copyright (c) 2001 Aleksey Gurtovoy.
   3 // Permission to copy, use, modify, sell and distribute this software is
   4 // granted provided this copyright notice appears in all copies.
   5 // This software is provided "as is" without express or implied warranty,
   6 // and with no claim as to its suitability for any purpose.
   7
   8 #ifndef BOOST_TT_BROKEN_COMPILER_SPEC_HPP_INCLUDED
   9 #define BOOST_TT_BROKEN_COMPILER_SPEC_HPP_INCLUDED
  10
  11 #include "boost/mpl/aux_/lambda_support.hpp"
  12 #include "boost/config.hpp"
  13
  14 #if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION)
  15
  16 #   define BOOST_TT_BROKEN_COMPILER_SPEC(T) /**/
  17
  18 #else
  19
  20 namespace boost { namespace detail {
  21 template< typename T > struct remove_const_impl     { typedef T type; };
  22 template< typename T > struct remove_volatile_impl  { typedef T type; };
  23 template< typename T > struct remove_pointer_impl   { typedef T type; };
  24 template< typename T > struct remove_reference_impl { typedef T type; };
  25 }}
  26
  27 // same as BOOST_TT_AUX_TYPE_TRAIT_IMPL_SPEC1 macro, except that it
  28 // never gets #undef-ined
  29 #   define BOOST_TT_AUX_BROKEN_TYPE_TRAIT_SPEC1(trait,spec,result) \
  30 template<> struct trait##_impl<spec> \
  31 { \
  32     typedef result type; \
  33 }; \
  34 /**/
  35
  36 #   define BOOST_TT_AUX_REMOVE_CONST_VOLATILE_RANK1_SPEC(T)                         \
  37     BOOST_TT_AUX_BROKEN_TYPE_TRAIT_SPEC1(remove_const,T const,T)                    \
  38     BOOST_TT_AUX_BROKEN_TYPE_TRAIT_SPEC1(remove_const,T const volatile,T volatile)  \
  39     BOOST_TT_AUX_BROKEN_TYPE_TRAIT_SPEC1(remove_volatile,T volatile,T)              \
  40     BOOST_TT_AUX_BROKEN_TYPE_TRAIT_SPEC1(remove_volatile,T const volatile,T const)  \
  41     /**/
  42
  43 #   define BOOST_TT_AUX_REMOVE_PTR_REF_RANK_1_SPEC(T)                               \
  44     BOOST_TT_AUX_BROKEN_TYPE_TRAIT_SPEC1(remove_pointer,T*,T)                       \
  45     BOOST_TT_AUX_BROKEN_TYPE_TRAIT_SPEC1(remove_reference,T&,T)                     \
  46     /**/
  47
  48 #   define BOOST_TT_AUX_REMOVE_PTR_REF_RANK_2_SPEC(T)                               \
  49     BOOST_TT_AUX_REMOVE_PTR_REF_RANK_1_SPEC(T)                                      \
  50     BOOST_TT_AUX_REMOVE_PTR_REF_RANK_1_SPEC(T const)                                \
  51     BOOST_TT_AUX_REMOVE_PTR_REF_RANK_1_SPEC(T volatile)                             \
  52     BOOST_TT_AUX_REMOVE_PTR_REF_RANK_1_SPEC(T const volatile)                       \
  53     /**/
  54
  55 #   define BOOST_TT_AUX_REMOVE_ALL_RANK_1_SPEC(T)                                   \
  56     BOOST_TT_AUX_REMOVE_PTR_REF_RANK_2_SPEC(T)                                      \
  57     BOOST_TT_AUX_REMOVE_CONST_VOLATILE_RANK1_SPEC(T)                                \
  58     /**/
  59
  60 #   define BOOST_TT_AUX_REMOVE_ALL_RANK_2_SPEC(T)                                   \
  61     BOOST_TT_AUX_REMOVE_ALL_RANK_1_SPEC(T*)                                         \
  62     BOOST_TT_AUX_REMOVE_ALL_RANK_1_SPEC(T const*)                                   \
  63     BOOST_TT_AUX_REMOVE_ALL_RANK_1_SPEC(T volatile*)                                \
  64     BOOST_TT_AUX_REMOVE_ALL_RANK_1_SPEC(T const volatile*)                          \
  65     /**/
  66
  67 #   define BOOST_TT_BROKEN_COMPILER_SPEC(T)                                         \
  68     namespace boost { namespace detail {                                            \
  69     BOOST_TT_AUX_REMOVE_ALL_RANK_1_SPEC(T)                                          \
  70     BOOST_TT_AUX_REMOVE_ALL_RANK_2_SPEC(T)                                          \
  71     BOOST_TT_AUX_REMOVE_ALL_RANK_2_SPEC(T*)                                         \
  72     BOOST_TT_AUX_REMOVE_ALL_RANK_2_SPEC(T const*)                                   \
  73     BOOST_TT_AUX_REMOVE_ALL_RANK_2_SPEC(T volatile*)                                \
  74     BOOST_TT_AUX_REMOVE_ALL_RANK_2_SPEC(T const volatile*)                          \
  75     }}                                                                              \
  76     /**/
  77
  78 #   include "boost/type_traits/detail/type_trait_undef.hpp"
  79
  80 #endif // BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
  81
  82 BOOST_TT_BROKEN_COMPILER_SPEC(bool)
  83 BOOST_TT_BROKEN_COMPILER_SPEC(char)
  84 #ifndef BOOST_NO_INTRINSIC_WCHAR_T
  85 BOOST_TT_BROKEN_COMPILER_SPEC(wchar_t)
  86 #endif
  87 BOOST_TT_BROKEN_COMPILER_SPEC(signed char)
  88 BOOST_TT_BROKEN_COMPILER_SPEC(unsigned char)
  89 BOOST_TT_BROKEN_COMPILER_SPEC(signed short)
  90 BOOST_TT_BROKEN_COMPILER_SPEC(unsigned short)
  91 BOOST_TT_BROKEN_COMPILER_SPEC(signed int)
  92 BOOST_TT_BROKEN_COMPILER_SPEC(unsigned int)
  93 BOOST_TT_BROKEN_COMPILER_SPEC(signed long)
  94 BOOST_TT_BROKEN_COMPILER_SPEC(unsigned long)
  95 BOOST_TT_BROKEN_COMPILER_SPEC(float)
  96 BOOST_TT_BROKEN_COMPILER_SPEC(double)
  97 //BOOST_TT_BROKEN_COMPILER_SPEC(long double)
  98
  99 // for backward compatibility
 100 #define BOOST_BROKEN_COMPILER_TYPE_TRAITS_SPECIALIZATION(T) \
 101     BOOST_TT_BROKEN_COMPILER_SPEC(T) \
 102 /**/
 103
 104 #endif // BOOST_TT_BROKEN_COMPILER_SPEC_HPP_INCLUDED