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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___CXX03___MATH_HYPOT_H
#define _LIBCPP___CXX03___MATH_HYPOT_H
#include <__cxx03/__algorithm/max.h>
#include <__cxx03/__config>
#include <__cxx03/__math/abs.h>
#include <__cxx03/__math/exponential_functions.h>
#include <__cxx03/__math/roots.h>
#include <__cxx03/__type_traits/enable_if.h>
#include <__cxx03/__type_traits/is_arithmetic.h>
#include <__cxx03/__type_traits/is_same.h>
#include <__cxx03/__type_traits/promote.h>
#include <__cxx03/__utility/pair.h>
#include <__cxx03/limits>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
# pragma GCC system_header
#endif
_LIBCPP_PUSH_MACROS
#include <__cxx03/__undef_macros>
_LIBCPP_BEGIN_NAMESPACE_STD
namespace __math {
inline _LIBCPP_HIDE_FROM_ABI float hypot(float __x, float __y) _NOEXCEPT { return __builtin_hypotf(__x, __y); }
template <class = int>
_LIBCPP_HIDE_FROM_ABI double hypot(double __x, double __y) _NOEXCEPT {
return __builtin_hypot(__x, __y);
}
inline _LIBCPP_HIDE_FROM_ABI long double hypot(long double __x, long double __y) _NOEXCEPT {
return __builtin_hypotl(__x, __y);
}
template <class _A1, class _A2, __enable_if_t<is_arithmetic<_A1>::value && is_arithmetic<_A2>::value, int> = 0>
inline _LIBCPP_HIDE_FROM_ABI typename __promote<_A1, _A2>::type hypot(_A1 __x, _A2 __y) _NOEXCEPT {
using __result_type = typename __promote<_A1, _A2>::type;
static_assert(!(_IsSame<_A1, __result_type>::value && _IsSame<_A2, __result_type>::value), "");
return __math::hypot((__result_type)__x, (__result_type)__y);
}
} // namespace __math
_LIBCPP_END_NAMESPACE_STD
_LIBCPP_POP_MACROS
#endif // _LIBCPP___CXX03___MATH_HYPOT_H
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