diff options
Diffstat (limited to 'src/boost/libs/math/src/tr1/fmaxf.cpp')
-rw-r--r-- | src/boost/libs/math/src/tr1/fmaxf.cpp | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/src/boost/libs/math/src/tr1/fmaxf.cpp b/src/boost/libs/math/src/tr1/fmaxf.cpp new file mode 100644 index 00000000..856a929b --- /dev/null +++ b/src/boost/libs/math/src/tr1/fmaxf.cpp @@ -0,0 +1,24 @@ +// Copyright John Maddock 2008. +// Use, modification and distribution are subject to the +// Boost Software License, Version 1.0. (See accompanying file +// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) +// +# include <pch.hpp> +#ifndef BOOST_MATH_TR1_SOURCE +# define BOOST_MATH_TR1_SOURCE +#endif +#include <boost/math/tr1.hpp> +#include <boost/math/special_functions/fpclassify.hpp> +#include "c_policy.hpp" + +extern "C" float BOOST_MATH_TR1_DECL boost_fmaxf BOOST_PREVENT_MACRO_SUBSTITUTION(float x, float y) BOOST_MATH_C99_THROW_SPEC +{ + if((boost::math::isnan)(x)) + return y; + if((boost::math::isnan)(y)) + return x; + return (std::max)(x, y); +} + + + |