| Richard Smith | e3718b2 | 2015-10-08 20:37:44 +0000 | [diff] [blame] | 1 | // -*- C++ -*- |
| 2 | //===--------------------------- float.h ----------------------------------===// |
| 3 | // |
| Chandler Carruth | d201210 | 2019-01-19 10:56:40 +0000 | [diff] [blame^] | 4 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| 5 | // See https://llvm.org/LICENSE.txt for license information. |
| 6 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| Richard Smith | e3718b2 | 2015-10-08 20:37:44 +0000 | [diff] [blame] | 7 | // |
| 8 | //===----------------------------------------------------------------------===// |
| 9 | |
| 10 | #ifndef _LIBCPP_FLOAT_H |
| 11 | #define _LIBCPP_FLOAT_H |
| 12 | |
| 13 | /* |
| 14 | float.h synopsis |
| 15 | |
| 16 | Macros: |
| 17 | |
| 18 | FLT_ROUNDS |
| 19 | FLT_EVAL_METHOD // C99 |
| 20 | FLT_RADIX |
| 21 | |
| 22 | FLT_MANT_DIG |
| 23 | DBL_MANT_DIG |
| 24 | LDBL_MANT_DIG |
| 25 | |
| Marshall Clow | b157b61 | 2018-07-31 23:29:06 +0000 | [diff] [blame] | 26 | FLT_HAS_SUBNORM // C11 |
| 27 | DBL_HAS_SUBNORM // C11 |
| 28 | LDBL_HAS_SUBNORM // C11 |
| 29 | |
| Richard Smith | e3718b2 | 2015-10-08 20:37:44 +0000 | [diff] [blame] | 30 | DECIMAL_DIG // C99 |
| Marshall Clow | b157b61 | 2018-07-31 23:29:06 +0000 | [diff] [blame] | 31 | FLT_DECIMAL_DIG // C11 |
| 32 | DBL_DECIMAL_DIG // C11 |
| 33 | LDBL_DECIMAL_DIG // C11 |
| Richard Smith | e3718b2 | 2015-10-08 20:37:44 +0000 | [diff] [blame] | 34 | |
| 35 | FLT_DIG |
| 36 | DBL_DIG |
| 37 | LDBL_DIG |
| 38 | |
| 39 | FLT_MIN_EXP |
| 40 | DBL_MIN_EXP |
| 41 | LDBL_MIN_EXP |
| 42 | |
| 43 | FLT_MIN_10_EXP |
| 44 | DBL_MIN_10_EXP |
| 45 | LDBL_MIN_10_EXP |
| 46 | |
| 47 | FLT_MAX_EXP |
| 48 | DBL_MAX_EXP |
| 49 | LDBL_MAX_EXP |
| 50 | |
| 51 | FLT_MAX_10_EXP |
| 52 | DBL_MAX_10_EXP |
| 53 | LDBL_MAX_10_EXP |
| 54 | |
| 55 | FLT_MAX |
| 56 | DBL_MAX |
| 57 | LDBL_MAX |
| 58 | |
| 59 | FLT_EPSILON |
| 60 | DBL_EPSILON |
| 61 | LDBL_EPSILON |
| 62 | |
| 63 | FLT_MIN |
| 64 | DBL_MIN |
| 65 | LDBL_MIN |
| 66 | |
| Marshall Clow | b157b61 | 2018-07-31 23:29:06 +0000 | [diff] [blame] | 67 | FLT_TRUE_MIN // C11 |
| 68 | DBL_TRUE_MIN // C11 |
| 69 | LDBL_TRUE_MIN // C11 |
| 70 | |
| Richard Smith | e3718b2 | 2015-10-08 20:37:44 +0000 | [diff] [blame] | 71 | */ |
| 72 | |
| 73 | #include <__config> |
| Richard Smith | e3718b2 | 2015-10-08 20:37:44 +0000 | [diff] [blame] | 74 | |
| 75 | #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) |
| 76 | #pragma GCC system_header |
| 77 | #endif |
| 78 | |
| Richard Smith | 523b172 | 2015-10-09 00:26:50 +0000 | [diff] [blame] | 79 | #include_next <float.h> |
| 80 | |
| Eric Fiselier | a80af82 | 2015-11-06 06:30:12 +0000 | [diff] [blame] | 81 | #ifdef __cplusplus |
| 82 | |
| Richard Smith | e3718b2 | 2015-10-08 20:37:44 +0000 | [diff] [blame] | 83 | #ifndef FLT_EVAL_METHOD |
| 84 | #define FLT_EVAL_METHOD __FLT_EVAL_METHOD__ |
| 85 | #endif |
| 86 | |
| 87 | #ifndef DECIMAL_DIG |
| 88 | #define DECIMAL_DIG __DECIMAL_DIG__ |
| 89 | #endif |
| 90 | |
| Eric Fiselier | a80af82 | 2015-11-06 06:30:12 +0000 | [diff] [blame] | 91 | #endif // __cplusplus |
| 92 | |
| Richard Smith | e3718b2 | 2015-10-08 20:37:44 +0000 | [diff] [blame] | 93 | #endif // _LIBCPP_FLOAT_H |