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-rw-r--r--boost/math/constants/constants.hpp9
1 files changed, 9 insertions, 0 deletions
diff --git a/boost/math/constants/constants.hpp b/boost/math/constants/constants.hpp
index 19edc5b0e7..0a32e5d474 100644
--- a/boost/math/constants/constants.hpp
+++ b/boost/math/constants/constants.hpp
@@ -27,6 +27,15 @@
#include <boost/type_traits/is_convertible.hpp>
#include <boost/utility/declval.hpp>
+#if defined(__GNUC__) && defined(BOOST_MATH_USE_FLOAT128)
+//
+// This is the only way we can avoid
+// warning: non-standard suffix on floating constant [-Wpedantic]
+// when building with -Wall -pedantic. Neither __extension__
+// nor #pragma dianostic ignored work :(
+//
+#pragma GCC system_header
+#endif
namespace boost{ namespace math
{