fixes for array when not using member features.

gen_singleheader/singleheader.cpp

@@ -1,6 +1,8 @@
 #define GEN_DEFINE_LIBRARY_CODE_CONSTANTS
 #define GEN_ENFORCE_STRONG_CODE_TYPES
 #define GEN_EXPOSE_BACKEND
+#define GEN_SUPPORT_CPP_MEMBER_FEATURES 1
+#define GEN_SUPPORT_CPP_REFERENCES      0
 #include "gen.cpp"
 
 #include "helpers/push_ignores.inline.hpp"