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1//===-- Definition of function 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-exception6//7//===----------------------------------------------------------------------===//8 9#ifndef LLVM_LIBC_MACROS_MATH_FUNCTION_MACROS_H10#define LLVM_LIBC_MACROS_MATH_FUNCTION_MACROS_H11 12#include "math-macros.h"13 14#ifndef __cplusplus15#define issignaling(x) \16 _Generic((x), \17 float: issignalingf, \18 double: issignaling, \19 long double: issignalingl)(x)20#define iscanonical(x) \21 _Generic((x), \22 float: iscanonicalf, \23 double: iscanonical, \24 long double: iscanonicall)(x)25#endif26 27#define isfinite(x) __builtin_isfinite(x)28#define isinf(x) __builtin_isinf(x)29#define isnan(x) __builtin_isnan(x)30#define signbit(x) __builtin_signbit(x)31#define iszero(x) (x == 0)32#define fpclassify(x) \33 __builtin_fpclassify(FP_NAN, FP_INFINITE, FP_NORMAL, FP_SUBNORMAL, FP_ZERO, x)34#define isnormal(x) __builtin_isnormal(x)35#define issubnormal(x) (fpclassify(x) == FP_SUBNORMAL)36 37#endif // LLVM_LIBC_MACROS_MATH_FUNCTION_MACROS_H38