--- boost/property_tree/stream_translator.hpp.orig	2014-07-10 15:33:21.000000000 +0200
+++ boost/property_tree/stream_translator.hpp	2014-07-10 15:44:20.000000000 +0200
@@ -94,7 +94,11 @@
     >
     {
         static void insert(std::basic_ostream<Ch, Traits>& s, const F& e) {
-            s.precision(std::numeric_limits<F>::digits10 + 1);
+#ifndef BOOST_NO_CXX11_NUMERIC_LIMITS
+            s.precision(std::numeric_limits<F>::max_digits10);
+#else
+            s.precision(std::numeric_limits<F>::digits10 + 2);
+#endif
             s << e;
         }
         static void extract(std::basic_istream<Ch, Traits>& s, F& e) {