Ticket #3262: boost-03.patch

boost/accumulators/statistics/mean.hpp

@@ -142 +142 @@
 //
 namespace extract
 {
-    extractor<tag::mean> const mean = {};
-    extractor<tag::mean_of_weights> const mean_of_weights = {};
+    extern extractor<tag::mean> const mean = {};
+    extern extractor<tag::mean_of_weights> const mean_of_weights = {};
     BOOST_ACCUMULATORS_DEFINE_EXTRACTOR(tag, mean_of_variates, (typename)(typename))
 }