https://sourceforge.net/p/soci/code-0/ci/20b3a6a09d9129ccda82023a367ef6ae94a6e51e/
--- core/type-holder.h.orig
+++ core/type-holder.h
@@ -33,7 +33,7 @@
         type_holder<T>* p = dynamic_cast<type_holder<T> *>(this);
         if (p)
         {
-            return p->value<T>();
+            return p->template value<T>();
         }
         else
         {