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1//===----------------------------------------------------------------------===//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 _LIBCPP___MATH_ERROR_FUNCTIONS_H10#define _LIBCPP___MATH_ERROR_FUNCTIONS_H11 12#include <__config>13#include <__type_traits/enable_if.h>14#include <__type_traits/is_integral.h>15 16#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)17# pragma GCC system_header18#endif19 20_LIBCPP_BEGIN_NAMESPACE_STD21 22namespace __math {23 24// erf25 26inline _LIBCPP_HIDE_FROM_ABI float erf(float __x) _NOEXCEPT { return __builtin_erff(__x); }27 28template <class = int>29_LIBCPP_HIDE_FROM_ABI double erf(double __x) _NOEXCEPT {30 return __builtin_erf(__x);31}32 33inline _LIBCPP_HIDE_FROM_ABI long double erf(long double __x) _NOEXCEPT { return __builtin_erfl(__x); }34 35template <class _A1, __enable_if_t<is_integral<_A1>::value, int> = 0>36inline _LIBCPP_HIDE_FROM_ABI double erf(_A1 __x) _NOEXCEPT {37 return __builtin_erf((double)__x);38}39 40// erfc41 42inline _LIBCPP_HIDE_FROM_ABI float erfc(float __x) _NOEXCEPT { return __builtin_erfcf(__x); }43 44template <class = int>45_LIBCPP_HIDE_FROM_ABI double erfc(double __x) _NOEXCEPT {46 return __builtin_erfc(__x);47}48 49inline _LIBCPP_HIDE_FROM_ABI long double erfc(long double __x) _NOEXCEPT { return __builtin_erfcl(__x); }50 51template <class _A1, __enable_if_t<is_integral<_A1>::value, int> = 0>52inline _LIBCPP_HIDE_FROM_ABI double erfc(_A1 __x) _NOEXCEPT {53 return __builtin_erfc((double)__x);54}55 56} // namespace __math57 58_LIBCPP_END_NAMESPACE_STD59 60#endif // _LIBCPP___MATH_ERROR_FUNCTIONS_H61