update boost on linux

linx64/include/boost/math/special_functions/trigamma.hpp

@@ -20,6 +20,16 @@
 #include <boost/math/tools/big_constant.hpp>
 #include <boost/math/special_functions/polygamma.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{
 namespace detail{