diff options
Diffstat (limited to 'boost/math/special_functions/log1p.hpp')
| -rw-r--r-- | boost/math/special_functions/log1p.hpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/boost/math/special_functions/log1p.hpp b/boost/math/special_functions/log1p.hpp index 50bdaeb385..7fa1eb8de9 100644 --- a/boost/math/special_functions/log1p.hpp +++ b/boost/math/special_functions/log1p.hpp @@ -80,7 +80,7 @@ T log1p_imp(T const & x, const Policy& pol, const mpl::int_<0>&) static const char* function = "boost::math::log1p<%1%>(%1%)"; - if(x < -1) + if((x < -1) || (boost::math::isnan)(x)) return policies::raise_domain_error<T>( function, "log1p(x) requires x > -1, but got x = %1%.", x, pol); if(x == -1) |