39 lines
1.1 KiB
C++
39 lines
1.1 KiB
C++
// 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) BOOST_MATH_NOEXCEPT(T)
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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) BOOST_NOEXCEPT
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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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