| // -*- C++ -*- |
| //===----------------------------------------------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef _LIBCPP_CFLOAT |
| #define _LIBCPP_CFLOAT |
| |
| /* |
| cfloat synopsis |
| |
| Macros: |
| |
| FLT_ROUNDS |
| FLT_EVAL_METHOD // C99 |
| FLT_RADIX |
| |
| FLT_HAS_SUBNORM // C11 |
| DBL_HAS_SUBNORM // C11 |
| LDBL_HAS_SUBNORM // C11 |
| |
| FLT_MANT_DIG |
| DBL_MANT_DIG |
| LDBL_MANT_DIG |
| |
| DECIMAL_DIG // C99 |
| FLT_DECIMAL_DIG // C11 |
| DBL_DECIMAL_DIG // C11 |
| LDBL_DECIMAL_DIG // C11 |
| |
| FLT_DIG |
| DBL_DIG |
| LDBL_DIG |
| |
| FLT_MIN_EXP |
| DBL_MIN_EXP |
| LDBL_MIN_EXP |
| |
| FLT_MIN_10_EXP |
| DBL_MIN_10_EXP |
| LDBL_MIN_10_EXP |
| |
| FLT_MAX_EXP |
| DBL_MAX_EXP |
| LDBL_MAX_EXP |
| |
| FLT_MAX_10_EXP |
| DBL_MAX_10_EXP |
| LDBL_MAX_10_EXP |
| |
| FLT_MAX |
| DBL_MAX |
| LDBL_MAX |
| |
| FLT_EPSILON |
| DBL_EPSILON |
| LDBL_EPSILON |
| |
| FLT_MIN |
| DBL_MIN |
| LDBL_MIN |
| |
| FLT_TRUE_MIN // C11 |
| DBL_TRUE_MIN // C11 |
| LDBL_TRUE_MIN // C11 |
| */ |
| |
| #include <__config> |
| |
| #include <float.h> |
| |
| #ifndef _LIBCPP_FLOAT_H |
| # error <cfloat> tried including <float.h> but didn't find libc++'s <float.h> header. \ |
| This usually means that your header search paths are not configured properly. \ |
| The header search paths should contain the C++ Standard Library headers before \ |
| any C Standard Library, and you are probably using compiler flags that make that \ |
| not be the case. |
| #endif |
| |
| #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) |
| # pragma GCC system_header |
| #endif |
| |
| #endif // _LIBCPP_CFLOAT |
