forked from boostorg/config
Added specialisations for __int64 and long long where these are missing.
[SVN r14558]
This commit is contained in:
John Maddock
@@ -17,57 +17,121 @@
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# include <limits>
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#endif
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#if defined(BOOST_MSVC) && BOOST_MSVC <= 1200 && !defined(__SGI_STL_PORT) && !defined(_CPPLIB_VER)
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// Add missing specializations for MSVC
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#if (defined(BOOST_HAS_LONG_LONG) && defined(BOOST_NO_LONG_LONG_NUMERIC_LIMITS)) \
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|| (defined(BOOST_HAS_MS_INT64) && defined(BOOST_NO_MS_INT64_NUMERIC_LIMITS))
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// Add missing specializations for numeric_limits:
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#ifdef BOOST_HAS_MS_INT64
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# define BOOST_LLT __int64
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#else
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# define BOOST_LLT long long
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#endif
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namespace std
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{
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class numeric_limits<__int64> : public _Num_int_base {
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template<>
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class numeric_limits<BOOST_LLT>
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{
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public:
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static __int64 (__cdecl min)() _THROW0()
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{return (_I64_MIN); }
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static __int64 (__cdecl max)() _THROW0()
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{return (_I64_MAX); }
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static __int64 __cdecl epsilon() _THROW0()
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{return 0; }
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static __int64 __cdecl round_error() _THROW0()
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{return 0; }
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static __int64 __cdecl denorm_min() _THROW0()
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{return 0; }
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static __int64 __cdecl infinity() _THROW0()
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{return 0; }
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static __int64 __cdecl quiet_NaN() _THROW0()
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{return 0; }
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static __int64 __cdecl signaling_NaN() _THROW0()
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{return 0; }
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_STCONS(bool, is_signed, true);
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_STCONS(int, digits, CHAR_BIT * sizeof (__int64) - 1);
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_STCONS(int, digits10, (CHAR_BIT * sizeof (__int64) - 1)
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* 301L / 1000);
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BOOST_STATIC_CONSTANT(bool, is_specialized = true);
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#ifdef BOOST_HAS_MS_INT64
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static BOOST_LLT min(){ return 0x8000000000000000i64; }
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static BOOST_LLT max(){ return 0x7FFFFFFFFFFFFFFFi64; }
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#elif defined(LLONG_MAX)
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static BOOST_LLT min(){ return LLONG_MIN; }
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static BOOST_LLT max(){ return LLONG_MAX; }
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#elif defined(LONGLONG_MAX)
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static BOOST_LLT min(){ return LONGLONG_MIN; }
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static BOOST_LLT max(){ return LONGLONG_MAX; }
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#else
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static BOOST_LLT min(){ return 1LL << (sizeof(BOOST_LLT) * CHAR_BIT - 1); }
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static BOOST_LLT max(){ return ~min(); }
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#endif
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BOOST_STATIC_CONSTANT(int, digits = sizeof(BOOST_LLT) * CHAR_BIT -1);
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BOOST_STATIC_CONSTANT(int, digits10 = (CHAR_BIT * sizeof (BOOST_LLT) - 1) * 301L / 1000);
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BOOST_STATIC_CONSTANT(bool, is_signed = true);
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BOOST_STATIC_CONSTANT(bool, is_integer = true);
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BOOST_STATIC_CONSTANT(bool, is_exact = true);
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BOOST_STATIC_CONSTANT(int, radix = 2);
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static BOOST_LLT epsilon() throw() { return 0; };
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static BOOST_LLT round_error() throw() { return 0; };
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BOOST_STATIC_CONSTANT(int, min_exponent = 0);
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BOOST_STATIC_CONSTANT(int, min_exponent10 = 0);
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BOOST_STATIC_CONSTANT(int, max_exponent = 0);
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BOOST_STATIC_CONSTANT(int, max_exponent10 = 0);
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BOOST_STATIC_CONSTANT(bool, has_infinity = false);
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BOOST_STATIC_CONSTANT(bool, has_quiet_NaN = false);
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BOOST_STATIC_CONSTANT(bool, has_signaling_NaN = false);
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BOOST_STATIC_CONSTANT(bool, has_denorm = false);
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BOOST_STATIC_CONSTANT(bool, has_denorm_loss = false);
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static BOOST_LLT infinity() throw() { return 0; };
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static BOOST_LLT quiet_NaN() throw() { return 0; };
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static BOOST_LLT signaling_NaN() throw() { return 0; };
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static BOOST_LLT denorm_min() throw() { return 0; };
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BOOST_STATIC_CONSTANT(bool, is_iec559 = false);
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BOOST_STATIC_CONSTANT(bool, is_bounded = false);
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BOOST_STATIC_CONSTANT(bool, is_modulo = false);
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BOOST_STATIC_CONSTANT(bool, traps = false);
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BOOST_STATIC_CONSTANT(bool, tinyness_before = false);
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BOOST_STATIC_CONSTANT(float_round_style, round_style = round_toward_zero);
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};
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class numeric_limits<unsigned __int64> : public _Num_int_base {
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template<>
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class numeric_limits<unsigned BOOST_LLT>
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{
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public:
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static unsigned __int64 (__cdecl min)() _THROW0()
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{return 0; }
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static unsigned __int64 (__cdecl max)() _THROW0()
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{return (_UI64_MAX); }
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static unsigned __int64 __cdecl epsilon() _THROW0()
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{return 0; }
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static unsigned __int64 __cdecl round_error() _THROW0()
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{return 0; }
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static unsigned __int64 __cdecl denorm_min() _THROW0()
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{return 0; }
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static unsigned __int64 __cdecl infinity() _THROW0()
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{return 0; }
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static unsigned __int64 __cdecl quiet_NaN() _THROW0()
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{return 0; }
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static unsigned __int64 __cdecl signaling_NaN() _THROW0()
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{return 0; }
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_STCONS(bool, is_signed, false);
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_STCONS(int, digits, CHAR_BIT * sizeof (unsigned __int64));
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_STCONS(int, digits10, (CHAR_BIT * sizeof (unsigned __int64))
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* 301L / 1000);
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BOOST_STATIC_CONSTANT(bool, is_specialized = true);
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#ifdef BOOST_HAS_MS_INT64
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static unsigned BOOST_LLT min(){ return 0ui64; }
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static unsigned BOOST_LLT max(){ return 0xFFFFFFFFFFFFFFFFui64; }
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#elif defined(ULLONG_MAX)
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static unsigned BOOST_LLT min(){ return ULLONG_MIN; }
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static unsigned BOOST_LLT max(){ return ULLONG_MAX; }
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#elif defined(ULONGLONG_MAX)
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static unsigned BOOST_LLT min(){ return ULONGLONG_MIN; }
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static unsigned BOOST_LLT max(){ return ULONGLONG_MAX; }
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#else
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static unsigned BOOST_LLT min(){ return 0uLL; }
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static unsigned BOOST_LLT max(){ return ~0uLL; }
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#endif
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BOOST_STATIC_CONSTANT(int, digits = sizeof(BOOST_LLT) * CHAR_BIT -1);
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BOOST_STATIC_CONSTANT(int, digits10 = (CHAR_BIT * sizeof (BOOST_LLT) - 1) * 301L / 1000);
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BOOST_STATIC_CONSTANT(bool, is_signed = false);
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BOOST_STATIC_CONSTANT(bool, is_integer = true);
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BOOST_STATIC_CONSTANT(bool, is_exact = true);
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BOOST_STATIC_CONSTANT(int, radix = 2);
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static unsigned BOOST_LLT epsilon() throw() { return 0; };
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static unsigned BOOST_LLT round_error() throw() { return 0; };
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BOOST_STATIC_CONSTANT(int, min_exponent = 0);
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BOOST_STATIC_CONSTANT(int, min_exponent10 = 0);
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BOOST_STATIC_CONSTANT(int, max_exponent = 0);
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BOOST_STATIC_CONSTANT(int, max_exponent10 = 0);
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BOOST_STATIC_CONSTANT(bool, has_infinity = false);
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BOOST_STATIC_CONSTANT(bool, has_quiet_NaN = false);
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BOOST_STATIC_CONSTANT(bool, has_signaling_NaN = false);
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BOOST_STATIC_CONSTANT(bool, has_denorm = false);
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BOOST_STATIC_CONSTANT(bool, has_denorm_loss = false);
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static unsigned BOOST_LLT infinity() throw() { return 0; };
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static unsigned BOOST_LLT quiet_NaN() throw() { return 0; };
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static unsigned BOOST_LLT signaling_NaN() throw() { return 0; };
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static unsigned BOOST_LLT denorm_min() throw() { return 0; };
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BOOST_STATIC_CONSTANT(bool, is_iec559 = false);
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BOOST_STATIC_CONSTANT(bool, is_bounded = false);
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BOOST_STATIC_CONSTANT(bool, is_modulo = false);
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BOOST_STATIC_CONSTANT(bool, traps = false);
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BOOST_STATIC_CONSTANT(bool, tinyness_before = false);
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BOOST_STATIC_CONSTANT(float_round_style, round_style = round_toward_zero);
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};
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}
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#endif
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