--- dds-xtypes-rtf4_discovery_builtin_topics_issue-80_182.idl	2025-12-28 08:41:06
+++ dds-xtypes-rtf4_discovery_builtin_topics_issue-80_182_107.idl	2025-12-28 16:15:20
@@ -201,9 +201,10 @@
         boolean prevent_type_widening;
         boolean force_type_validation;
         boolean ignore_literal_names;
-        boolean ignore_ranges;
         boolean ignore_units;
         boolean ignore_unspecified_units;
+        boolean ignore_ranges;
+        boolean use_xtypes_1_3_union_assignability;
     };
 
     @bit_bound(32)