WSJT-X/boost/libs/config/test/boost_has_expm1.ipp

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C++

// (C) Copyright John Maddock 2005.
// 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)
// See http://www.boost.org/libs/config for most recent version.
// MACRO: BOOST_HAS_EXPM1
// TITLE: expm1
// DESCRIPTION: The std lib has a C99-conforming expm1 function.
#include <math.h>
namespace boost_has_expm1{
int test()
{
double x = 0.5;
x = ::expm1(x);
(void)x;
return 0;
}
}