56 lines
1.6 KiB
C++
56 lines
1.6 KiB
C++
// -*- C++ -*- C math library.
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// Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2009
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// Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 3, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// Under Section 7 of GPL version 3, you are granted additional
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// permissions described in the GCC Runtime Library Exception, version
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// 3.1, as published by the Free Software Foundation.
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// You should have received a copy of the GNU General Public License and
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// a copy of the GCC Runtime Library Exception along with this program;
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// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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// <http://www.gnu.org/licenses/>.
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// This file was written by Gabriel Dos Reis <gdr@codesourcery.com>
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/** @file cmath.tcc
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* This is a Standard C++ Library file.
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*/
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#ifndef _GLIBCXX_CMATH_TCC
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#define _GLIBCXX_CMATH_TCC 1
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_GLIBCXX_BEGIN_NAMESPACE(std)
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template<typename _Tp>
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inline _Tp
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__cmath_power(_Tp __x, unsigned int __n)
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{
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_Tp __y = __n % 2 ? __x : _Tp(1);
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while (__n >>= 1)
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{
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__x = __x * __x;
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if (__n % 2)
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__y = __y * __x;
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}
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return __y;
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}
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_GLIBCXX_END_NAMESPACE
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#endif
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