llabs.hpp

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// SPDX-License-Identifier: BSL-1.0
// SPDX-FileCopyrightText: Copyright (C) 2019 Tobias Hienzsch
 
#ifndef TETL_CSTDLIB_LLABS_HPP
#define TETL_CSTDLIB_LLABS_HPP
 
#include <etl/_math/abs.hpp>
 
namespace etl {
 
/// \brief Computes the absolute value of an integer number. The behavior is
/// undefined if the result cannot be represented by the return type. If abs
/// is called with an unsigned integral argument that cannot be converted to int
/// by integral promotion, the program is ill-formed.
[[nodiscard]] constexpr auto llabs(long long n) noexcept -> long long
{
    return detail::abs_impl<long long>(n);
}
 
} // namespace etl
 
#endif // TETL_CSTDLIB_LLABS_HPP