Imported Upstream version 1.72.0

[platform/upstream/boost.git] / boost / atomic / detail / type_traits / is_floating_point.hpp

diff --git a/boost/atomic/detail/type_traits/is_floating_point.hpp b/boost/atomic/detail/type_traits/is_floating_point.hpp
index c425112..46e2ab8 100644 (file)
--- a/boost/atomic/detail/type_traits/is_floating_point.hpp
+++ b/boost/atomic/detail/type_traits/is_floating_point.hpp
@@ -15,7 +15,8 @@
 #define BOOST_ATOMIC_DETAIL_TYPE_TRAITS_IS_FLOATING_POINT_HPP_INCLUDED_
 
 #include <boost/atomic/detail/config.hpp>
-#if !defined(BOOST_ATOMIC_DETAIL_NO_CXX11_BASIC_HDR_TYPE_TRAITS)
+// Some versions of libstdc++ don't consider __float128 a floating point type. Use Boost.TypeTraits because of that.
+#if !defined(BOOST_ATOMIC_DETAIL_NO_CXX11_BASIC_HDR_TYPE_TRAITS) && !defined(BOOST_HAS_FLOAT128)
 #include <type_traits>
 #else
 #include <boost/type_traits/is_floating_point.hpp>
@@ -29,7 +30,7 @@ namespace boost {
 namespace atomics {
 namespace detail {
 
-#if !defined(BOOST_ATOMIC_DETAIL_NO_CXX11_BASIC_HDR_TYPE_TRAITS)
+#if !defined(BOOST_ATOMIC_DETAIL_NO_CXX11_BASIC_HDR_TYPE_TRAITS) && !defined(BOOST_HAS_FLOAT128)
 using std::is_floating_point;
 #else
 using boost::is_floating_point;