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- //===----------------------------------------------------------------------===//
- //
- // 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___MATH_ROOTS_H
- #define _LIBCPP___MATH_ROOTS_H
- #include <__config>
- #include <__type_traits/enable_if.h>
- #include <__type_traits/is_integral.h>
- #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
- # pragma GCC system_header
- #endif
- _LIBCPP_BEGIN_NAMESPACE_STD
- namespace __math {
- // sqrt
- inline _LIBCPP_HIDE_FROM_ABI float sqrt(float __x) _NOEXCEPT { return __builtin_sqrtf(__x); }
- template <class = int>
- _LIBCPP_HIDE_FROM_ABI double sqrt(double __x) _NOEXCEPT {
- return __builtin_sqrt(__x);
- }
- inline _LIBCPP_HIDE_FROM_ABI long double sqrt(long double __x) _NOEXCEPT { return __builtin_sqrtl(__x); }
- template <class _A1, __enable_if_t<is_integral<_A1>::value, int> = 0>
- inline _LIBCPP_HIDE_FROM_ABI double sqrt(_A1 __x) _NOEXCEPT {
- return __builtin_sqrt((double)__x);
- }
- // cbrt
- _LIBCPP_NODISCARD_EXT inline _LIBCPP_HIDE_FROM_ABI float cbrt(float __x) _NOEXCEPT { return __builtin_cbrtf(__x); }
- template <class = int>
- _LIBCPP_NODISCARD_EXT _LIBCPP_HIDE_FROM_ABI double cbrt(double __x) _NOEXCEPT {
- return __builtin_cbrt(__x);
- }
- _LIBCPP_NODISCARD_EXT inline _LIBCPP_HIDE_FROM_ABI long double cbrt(long double __x) _NOEXCEPT {
- return __builtin_cbrtl(__x);
- }
- template <class _A1, __enable_if_t<is_integral<_A1>::value, int> = 0>
- _LIBCPP_NODISCARD_EXT inline _LIBCPP_HIDE_FROM_ABI double cbrt(_A1 __x) _NOEXCEPT {
- return __builtin_cbrt((double)__x);
- }
- } // namespace __math
- _LIBCPP_END_NAMESPACE_STD
- #endif // _LIBCPP___MATH_ROOTS_H
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