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| 1 | //===-- Definition of macros from math.h ----------------------------------===// |
|---|---|
| 2 | // |
| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| 4 | // See https://llvm.org/LICENSE.txt for license information. |
| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| 6 | // |
| 7 | //===----------------------------------------------------------------------===// |
| 8 | |
| 9 | #ifndef LLVM_LIBC_HDR_MATH_MACROS_H |
| 10 | #define LLVM_LIBC_HDR_MATH_MACROS_H |
| 11 | |
| 12 | #ifdef LIBC_FULL_BUILD |
| 13 | |
| 14 | #include "include/llvm-libc-macros/math-macros.h" |
| 15 | |
| 16 | #else // Overlay mode |
| 17 | |
| 18 | // GCC will include CXX headers when __cplusplus is defined. This behavior |
| 19 | // can be suppressed by defining _GLIBCXX_INCLUDE_NEXT_C_HEADERS. |
| 20 | #if defined(__GNUC__) && !defined(__clang__) |
| 21 | #define _GLIBCXX_INCLUDE_NEXT_C_HEADERS |
| 22 | #endif |
| 23 | #include <math.h> |
| 24 | |
| 25 | // Some older math.h header does not have FP_INT_* constants yet. |
| 26 | #ifndef FP_INT_UPWARD |
| 27 | #define FP_INT_UPWARD 0 |
| 28 | #endif // FP_INT_UPWARD |
| 29 | |
| 30 | #ifndef FP_INT_DOWNWARD |
| 31 | #define FP_INT_DOWNWARD 1 |
| 32 | #endif // FP_INT_DOWNWARD |
| 33 | |
| 34 | #ifndef FP_INT_TOWARDZERO |
| 35 | #define FP_INT_TOWARDZERO 2 |
| 36 | #endif // FP_INT_TOWARDZERO |
| 37 | |
| 38 | #ifndef FP_INT_TONEARESTFROMZERO |
| 39 | #define FP_INT_TONEARESTFROMZERO 3 |
| 40 | #endif // FP_INT_TONEARESTFROMZERO |
| 41 | |
| 42 | #ifndef FP_INT_TONEAREST |
| 43 | #define FP_INT_TONEAREST 4 |
| 44 | #endif // FP_INT_TONEAREST |
| 45 | |
| 46 | #endif // LLVM_LIBC_FULL_BUILD |
| 47 | |
| 48 | #endif // LLVM_LIBC_HDR_MATH_MACROS_H |
| 49 |
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