74 lines
2.5 KiB
C
74 lines
2.5 KiB
C
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// -*- C++ -*-
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//===--------------------- support/win32/limits_win32.h -------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#ifndef _LIBCPP_SUPPORT_WIN32_LIMITS_WIN32_H
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#define _LIBCPP_SUPPORT_WIN32_LIMITS_WIN32_H
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#if !defined(_MSC_VER)
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#error "This header is MSVC specific, Clang and GCC should not include it"
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#else
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#include <float.h> // limit constants
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#define __FLT_MANT_DIG__ FLT_MANT_DIG
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#define __FLT_DIG__ FLT_DIG
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#define __FLT_RADIX__ FLT_RADIX
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#define __FLT_MIN_EXP__ FLT_MIN_EXP
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#define __FLT_MIN_10_EXP__ FLT_MIN_10_EXP
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#define __FLT_MAX_EXP__ FLT_MAX_EXP
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#define __FLT_MAX_10_EXP__ FLT_MAX_10_EXP
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#define __FLT_MIN__ FLT_MIN
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#define __FLT_MAX__ FLT_MAX
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#define __FLT_EPSILON__ FLT_EPSILON
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// predefined by MinGW GCC
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#define __FLT_DENORM_MIN__ 1.40129846432481707092e-45F
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#define __DBL_MANT_DIG__ DBL_MANT_DIG
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#define __DBL_DIG__ DBL_DIG
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#define __DBL_RADIX__ DBL_RADIX
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#define __DBL_MIN_EXP__ DBL_MIN_EXP
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#define __DBL_MIN_10_EXP__ DBL_MIN_10_EXP
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#define __DBL_MAX_EXP__ DBL_MAX_EXP
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#define __DBL_MAX_10_EXP__ DBL_MAX_10_EXP
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#define __DBL_MIN__ DBL_MIN
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#define __DBL_MAX__ DBL_MAX
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#define __DBL_EPSILON__ DBL_EPSILON
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// predefined by MinGW GCC
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#define __DBL_DENORM_MIN__ double(4.94065645841246544177e-324L)
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#define __LDBL_MANT_DIG__ LDBL_MANT_DIG
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#define __LDBL_DIG__ LDBL_DIG
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#define __LDBL_RADIX__ LDBL_RADIX
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#define __LDBL_MIN_EXP__ LDBL_MIN_EXP
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#define __LDBL_MIN_10_EXP__ LDBL_MIN_10_EXP
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#define __LDBL_MAX_EXP__ LDBL_MAX_EXP
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#define __LDBL_MAX_10_EXP__ LDBL_MAX_10_EXP
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#define __LDBL_MIN__ LDBL_MIN
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#define __LDBL_MAX__ LDBL_MAX
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#define __LDBL_EPSILON__ LDBL_EPSILON
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// predefined by MinGW GCC
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#define __LDBL_DENORM_MIN__ 3.64519953188247460253e-4951L
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// __builtin replacements/workarounds
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#include <ymath.h> // internal MSVC header providing the needed functionality
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#define __builtin_huge_val() HUGE_VAL
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#define __builtin_huge_valf() _FInf
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#define __builtin_huge_vall() _LInf
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#define __builtin_nan() _Nan
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#define __builtin_nanf() _FNan
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#define __builtin_nanl() _LNan
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#define __builtin_nans() _Snan
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#define __builtin_nansf() _FSnan
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#define __builtin_nansl() _LSnan
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#endif // _MSC_VER
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#endif // _LIBCPP_SUPPORT_WIN32_LIMITS_WIN32_H
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