| Richard Smith | e3718b2 | 2015-10-08 20:37:44 +0000 | [diff] [blame] | 1 | // -*- C++ -*- |
| 2 | //===--------------------------- float.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_FLOAT_H |
| 12 | #define _LIBCPP_FLOAT_H |
| 13 | |
| 14 | /* |
| 15 | float.h synopsis |
| 16 | |
| 17 | Macros: |
| 18 | |
| 19 | FLT_ROUNDS |
| 20 | FLT_EVAL_METHOD // C99 |
| 21 | FLT_RADIX |
| 22 | |
| 23 | FLT_MANT_DIG |
| 24 | DBL_MANT_DIG |
| 25 | LDBL_MANT_DIG |
| 26 | |
| Marshall Clow | b157b61 | 2018-07-31 23:29:06 +0000 | [diff] [blame] | 27 | FLT_HAS_SUBNORM // C11 |
| 28 | DBL_HAS_SUBNORM // C11 |
| 29 | LDBL_HAS_SUBNORM // C11 |
| 30 | |
| Richard Smith | e3718b2 | 2015-10-08 20:37:44 +0000 | [diff] [blame] | 31 | DECIMAL_DIG // C99 |
| Marshall Clow | b157b61 | 2018-07-31 23:29:06 +0000 | [diff] [blame] | 32 | FLT_DECIMAL_DIG // C11 |
| 33 | DBL_DECIMAL_DIG // C11 |
| 34 | LDBL_DECIMAL_DIG // C11 |
| Richard Smith | e3718b2 | 2015-10-08 20:37:44 +0000 | [diff] [blame] | 35 | |
| 36 | FLT_DIG |
| 37 | DBL_DIG |
| 38 | LDBL_DIG |
| 39 | |
| 40 | FLT_MIN_EXP |
| 41 | DBL_MIN_EXP |
| 42 | LDBL_MIN_EXP |
| 43 | |
| 44 | FLT_MIN_10_EXP |
| 45 | DBL_MIN_10_EXP |
| 46 | LDBL_MIN_10_EXP |
| 47 | |
| 48 | FLT_MAX_EXP |
| 49 | DBL_MAX_EXP |
| 50 | LDBL_MAX_EXP |
| 51 | |
| 52 | FLT_MAX_10_EXP |
| 53 | DBL_MAX_10_EXP |
| 54 | LDBL_MAX_10_EXP |
| 55 | |
| 56 | FLT_MAX |
| 57 | DBL_MAX |
| 58 | LDBL_MAX |
| 59 | |
| 60 | FLT_EPSILON |
| 61 | DBL_EPSILON |
| 62 | LDBL_EPSILON |
| 63 | |
| 64 | FLT_MIN |
| 65 | DBL_MIN |
| 66 | LDBL_MIN |
| 67 | |
| Marshall Clow | b157b61 | 2018-07-31 23:29:06 +0000 | [diff] [blame] | 68 | FLT_TRUE_MIN // C11 |
| 69 | DBL_TRUE_MIN // C11 |
| 70 | LDBL_TRUE_MIN // C11 |
| 71 | |
| Richard Smith | e3718b2 | 2015-10-08 20:37:44 +0000 | [diff] [blame] | 72 | */ |
| 73 | |
| 74 | #include <__config> |
| Richard Smith | e3718b2 | 2015-10-08 20:37:44 +0000 | [diff] [blame] | 75 | |
| 76 | #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) |
| 77 | #pragma GCC system_header |
| 78 | #endif |
| 79 | |
| Richard Smith | 523b172 | 2015-10-09 00:26:50 +0000 | [diff] [blame] | 80 | #include_next <float.h> |
| 81 | |
| Eric Fiselier | a80af82 | 2015-11-06 06:30:12 +0000 | [diff] [blame] | 82 | #ifdef __cplusplus |
| 83 | |
| Richard Smith | e3718b2 | 2015-10-08 20:37:44 +0000 | [diff] [blame] | 84 | #ifndef FLT_EVAL_METHOD |
| 85 | #define FLT_EVAL_METHOD __FLT_EVAL_METHOD__ |
| 86 | #endif |
| 87 | |
| 88 | #ifndef DECIMAL_DIG |
| 89 | #define DECIMAL_DIG __DECIMAL_DIG__ |
| 90 | #endif |
| 91 | |
| Eric Fiselier | a80af82 | 2015-11-06 06:30:12 +0000 | [diff] [blame] | 92 | #endif // __cplusplus |
| 93 | |
| Richard Smith | e3718b2 | 2015-10-08 20:37:44 +0000 | [diff] [blame] | 94 | #endif // _LIBCPP_FLOAT_H |