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0001 // -*- C++ -*- 0002 //===----------------------------------------------------------------------===// 0003 // 0004 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 0005 // See https://llvm.org/LICENSE.txt for license information. 0006 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 0007 // 0008 //===----------------------------------------------------------------------===// 0009 0010 #ifndef _LIBCPP_FLOAT_H 0011 #define _LIBCPP_FLOAT_H 0012 0013 /* 0014 float.h synopsis 0015 0016 Macros: 0017 0018 FLT_ROUNDS 0019 FLT_EVAL_METHOD // C99 0020 FLT_RADIX 0021 0022 FLT_MANT_DIG 0023 DBL_MANT_DIG 0024 LDBL_MANT_DIG 0025 0026 FLT_HAS_SUBNORM // C11 0027 DBL_HAS_SUBNORM // C11 0028 LDBL_HAS_SUBNORM // C11 0029 0030 DECIMAL_DIG // C99 0031 FLT_DECIMAL_DIG // C11 0032 DBL_DECIMAL_DIG // C11 0033 LDBL_DECIMAL_DIG // C11 0034 0035 FLT_DIG 0036 DBL_DIG 0037 LDBL_DIG 0038 0039 FLT_MIN_EXP 0040 DBL_MIN_EXP 0041 LDBL_MIN_EXP 0042 0043 FLT_MIN_10_EXP 0044 DBL_MIN_10_EXP 0045 LDBL_MIN_10_EXP 0046 0047 FLT_MAX_EXP 0048 DBL_MAX_EXP 0049 LDBL_MAX_EXP 0050 0051 FLT_MAX_10_EXP 0052 DBL_MAX_10_EXP 0053 LDBL_MAX_10_EXP 0054 0055 FLT_MAX 0056 DBL_MAX 0057 LDBL_MAX 0058 0059 FLT_EPSILON 0060 DBL_EPSILON 0061 LDBL_EPSILON 0062 0063 FLT_MIN 0064 DBL_MIN 0065 LDBL_MIN 0066 0067 FLT_TRUE_MIN // C11 0068 DBL_TRUE_MIN // C11 0069 LDBL_TRUE_MIN // C11 0070 0071 */ 0072 0073 #if defined(__cplusplus) && __cplusplus < 201103L && defined(_LIBCPP_USE_FROZEN_CXX03_HEADERS) 0074 # include <__cxx03/float.h> 0075 #else 0076 # include <__config> 0077 0078 # if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 0079 # pragma GCC system_header 0080 # endif 0081 0082 # if __has_include_next(<float.h>) 0083 # include_next <float.h> 0084 # endif 0085 0086 # ifdef __cplusplus 0087 0088 # ifndef FLT_EVAL_METHOD 0089 # define FLT_EVAL_METHOD __FLT_EVAL_METHOD__ 0090 # endif 0091 0092 # ifndef DECIMAL_DIG 0093 # define DECIMAL_DIG __DECIMAL_DIG__ 0094 # endif 0095 0096 # endif // __cplusplus 0097 #endif // defined(__cplusplus) && __cplusplus < 201103L && defined(_LIBCPP_USE_FROZEN_CXX03_HEADERS) 0098 0099 #endif // _LIBCPP_FLOAT_H
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