added extra case for get prim size

src/symbol_table.c

@@ -116,6 +116,10 @@ int getPrimSize(TableNode *definition) {
             "Invalid.");
         return -1;
     }
+    if(getAdInfoType(definition) == TYPE_ARRAY_TYPE){
+        //special case to return size for reference to an array
+        return 8;
+    }
     if (definition->additionalinfo == NULL) {
         printdebug("node has NULL additionalinfo. Invalid.");
         return -1;