- template<> struct int_least_helper<1> { typedef long least; };
- template<> struct int_least_helper<2> { typedef int least; };
- template<> struct int_least_helper<3> { typedef short least; };
- template<> struct int_least_helper<4> { typedef signed char least; };
- template<> struct int_least_helper<6> { typedef unsigned long least; };
- template<> struct int_least_helper<7> { typedef unsigned int least; };
- template<> struct int_least_helper<8> { typedef unsigned short least; };
- template<> struct int_least_helper<9> { typedef unsigned char least; };
+#ifdef BOOST_HAS_LONG_LONG
+ template<> struct int_least_helper<1> { typedef boost::long_long_type least; };
+#elif defined(BOOST_HAS_MS_INT64)
+ template<> struct int_least_helper<1> { typedef __int64 least; };
+#endif
+ template<> struct int_least_helper<2> { typedef long least; };
+ template<> struct int_least_helper<3> { typedef int least; };
+ template<> struct int_least_helper<4> { typedef short least; };
+ template<> struct int_least_helper<5> { typedef signed char least; };
+#ifdef BOOST_HAS_LONG_LONG
+ template<> struct int_least_helper<6> { typedef boost::ulong_long_type least; };
+#elif defined(BOOST_HAS_MS_INT64)
+ template<> struct int_least_helper<6> { typedef unsigned __int64 least; };
+#endif
+ template<> struct int_least_helper<7> { typedef unsigned long least; };
+ template<> struct int_least_helper<8> { typedef unsigned int least; };
+ template<> struct int_least_helper<9> { typedef unsigned short least; };
+ template<> struct int_least_helper<10> { typedef unsigned char least; };
+
+ template <int Bits>
+ struct exact_signed_base_helper{};
+ template <int Bits>
+ struct exact_unsigned_base_helper{};
+
+ template <> struct exact_signed_base_helper<sizeof(signed char)* CHAR_BIT> { typedef signed char exact; };
+ template <> struct exact_unsigned_base_helper<sizeof(unsigned char)* CHAR_BIT> { typedef unsigned char exact; };
+#if USHRT_MAX != UCHAR_MAX
+ template <> struct exact_signed_base_helper<sizeof(short)* CHAR_BIT> { typedef short exact; };
+ template <> struct exact_unsigned_base_helper<sizeof(unsigned short)* CHAR_BIT> { typedef unsigned short exact; };
+#endif
+#if UINT_MAX != USHRT_MAX
+ template <> struct exact_signed_base_helper<sizeof(int)* CHAR_BIT> { typedef int exact; };
+ template <> struct exact_unsigned_base_helper<sizeof(unsigned int)* CHAR_BIT> { typedef unsigned int exact; };
+#endif
+#if ULONG_MAX != UINT_MAX
+ template <> struct exact_signed_base_helper<sizeof(long)* CHAR_BIT> { typedef long exact; };
+ template <> struct exact_unsigned_base_helper<sizeof(unsigned long)* CHAR_BIT> { typedef unsigned long exact; };
+#endif
+#if defined(BOOST_HAS_LONG_LONG) &&\
+ ((defined(ULLONG_MAX) && (ULLONG_MAX != ULONG_MAX)) ||\
+ (defined(ULONG_LONG_MAX) && (ULONG_LONG_MAX != ULONG_MAX)) ||\
+ (defined(ULONGLONG_MAX) && (ULONGLONG_MAX != ULONG_MAX)) ||\
+ (defined(_ULLONG_MAX) && (_ULLONG_MAX != ULONG_MAX)))
+ template <> struct exact_signed_base_helper<sizeof(boost::long_long_type)* CHAR_BIT> { typedef boost::long_long_type exact; };
+ template <> struct exact_unsigned_base_helper<sizeof(boost::ulong_long_type)* CHAR_BIT> { typedef boost::ulong_long_type exact; };
+#endif
+
+
+ } // namespace detail