1 // -*- C++ -*- 2 //===------------------ support/win32/limits_msvc_win32.h -----------------===// 3 // 4 // The LLVM Compiler Infrastructure 5 // 6 // This file is dual licensed under the MIT and the University of Illinois Open 7 // Source Licenses. See LICENSE.TXT for details. 8 // 9 //===----------------------------------------------------------------------===// 10 11 #ifndef _LIBCPP_SUPPORT_WIN32_LIMITS_MSVC_WIN32_H 12 #define _LIBCPP_SUPPORT_WIN32_LIMITS_MSVC_WIN32_H 13 14 #if !defined(_LIBCPP_MSVCRT) 15 #error "This header complements the Microsoft C Runtime library, and should not be included otherwise." 16 #endif 17 #if defined(__clang__) 18 #error "This header should only be included when using Microsofts C1XX frontend" 19 #endif 20 21 #include <limits.h> // CHAR_BIT 22 #include <float.h> // limit constants 23 #include <math.h> // HUGE_VAL 24 #include <ymath.h> // internal MSVC header providing the needed functionality 25 26 #define __CHAR_BIT__ CHAR_BIT 27 28 #define __FLT_MANT_DIG__ FLT_MANT_DIG 29 #define __FLT_DIG__ FLT_DIG 30 #define __FLT_RADIX__ FLT_RADIX 31 #define __FLT_MIN_EXP__ FLT_MIN_EXP 32 #define __FLT_MIN_10_EXP__ FLT_MIN_10_EXP 33 #define __FLT_MAX_EXP__ FLT_MAX_EXP 34 #define __FLT_MAX_10_EXP__ FLT_MAX_10_EXP 35 #define __FLT_MIN__ FLT_MIN 36 #define __FLT_MAX__ FLT_MAX 37 #define __FLT_EPSILON__ FLT_EPSILON 38 // predefined by MinGW GCC 39 #define __FLT_DENORM_MIN__ 1.40129846432481707092e-45F 40 41 #define __DBL_MANT_DIG__ DBL_MANT_DIG 42 #define __DBL_DIG__ DBL_DIG 43 #define __DBL_RADIX__ DBL_RADIX 44 #define __DBL_MIN_EXP__ DBL_MIN_EXP 45 #define __DBL_MIN_10_EXP__ DBL_MIN_10_EXP 46 #define __DBL_MAX_EXP__ DBL_MAX_EXP 47 #define __DBL_MAX_10_EXP__ DBL_MAX_10_EXP 48 #define __DBL_MIN__ DBL_MIN 49 #define __DBL_MAX__ DBL_MAX 50 #define __DBL_EPSILON__ DBL_EPSILON 51 // predefined by MinGW GCC 52 #define __DBL_DENORM_MIN__ double(4.94065645841246544177e-324L) 53 54 #define __LDBL_MANT_DIG__ LDBL_MANT_DIG 55 #define __LDBL_DIG__ LDBL_DIG 56 #define __LDBL_RADIX__ LDBL_RADIX 57 #define __LDBL_MIN_EXP__ LDBL_MIN_EXP 58 #define __LDBL_MIN_10_EXP__ LDBL_MIN_10_EXP 59 #define __LDBL_MAX_EXP__ LDBL_MAX_EXP 60 #define __LDBL_MAX_10_EXP__ LDBL_MAX_10_EXP 61 #define __LDBL_MIN__ LDBL_MIN 62 #define __LDBL_MAX__ LDBL_MAX 63 #define __LDBL_EPSILON__ LDBL_EPSILON 64 // predefined by MinGW GCC 65 #define __LDBL_DENORM_MIN__ 3.64519953188247460253e-4951L 66 67 // __builtin replacements/workarounds 68 #define __builtin_huge_vall() _LInf._Long_double 69 #define __builtin_nanl(__dummmy) _LNan._Long_double 70 #define __builtin_nansl(__dummy) _LSnan._Long_double 71 72 #endif // _LIBCPP_SUPPORT_WIN32_LIMITS_MSVC_WIN32_H 73
