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