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38 lines
1.0 KiB
38 lines
1.0 KiB
// Copyright (c) 2006-7 John Maddock |
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// Use, modification and distribution are subject to the |
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// Boost Software License, Version 1.0. (See accompanying file |
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// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) |
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#ifndef BOOST_MATH_TOOLS_WORHAROUND_HPP |
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#define BOOST_MATH_TOOLS_WORHAROUND_HPP |
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#ifdef _MSC_VER |
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#pragma once |
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#endif |
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#include <boost/math/tools/config.hpp> |
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namespace boost{ namespace math{ namespace tools{ |
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// |
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// We call this short forwarding function so that we can work around a bug |
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// on Darwin that causes std::fmod to return a NaN. The test case is: |
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// std::fmod(1185.0L, 1.5L); |
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// |
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template <class T> |
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inline T fmod_workaround(T a, T b) |
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{ |
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BOOST_MATH_STD_USING |
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return fmod(a, b); |
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} |
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#if (defined(macintosh) || defined(__APPLE__) || defined(__APPLE_CC__)) && ((LDBL_MANT_DIG == 106) || (__LDBL_MANT_DIG__ == 106)) |
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template <> |
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inline long double fmod_workaround(long double a, long double b) |
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{ |
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return ::fmodl(a, b); |
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} |
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#endif |
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}}} // namespaces |
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#endif // BOOST_MATH_TOOLS_WORHAROUND_HPP |
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