Also mark some variable instantiations as 'extern'.

diff --git a/include/deal.II/hp/mapping_collection.h b/include/deal.II/hp/mapping_collection.h
index 594b5045b6a83af1d5295f3e1f9fca715f097c2a..4774d6241055af1c82f1a6431ba8b3b5f81638d6 100644 (file)
--- a/include/deal.II/hp/mapping_collection.h
+++ b/include/deal.II/hp/mapping_collection.h
@@ -192,6 +192,19 @@ namespace hp
   extern template struct StaticMappingQ1<2, 2>;
   extern template struct StaticMappingQ1<2, 3>;
   extern template struct StaticMappingQ1<3, 3>;
+
+  extern template MappingCollection<1, 1>
+    StaticMappingQ1<1, 1>::mapping_collection;
+  extern template MappingCollection<1, 2>
+    StaticMappingQ1<1, 2>::mapping_collection;
+  extern template MappingCollection<1, 3>
+    StaticMappingQ1<1, 3>::mapping_collection;
+  extern template MappingCollection<2, 2>
+    StaticMappingQ1<2, 2>::mapping_collection;
+  extern template MappingCollection<2, 3>
+    StaticMappingQ1<2, 3>::mapping_collection;
+  extern template MappingCollection<3, 3>
+    StaticMappingQ1<3, 3>::mapping_collection;
 #endif
 
 } // namespace hp