Module changes, found Type_Incomplete error

core_codegen_c_language.cpp

@@ -79,6 +79,8 @@ get_ctype_name_for_type(Ast_Type *type){
     case TYPE_U64: return "uint64_t";
     case TYPE_TUPLE: return "Tuple";
     case TYPE_TYPE: return "int64_t";
+
+    case TYPE_INCOMPLETE: return "(Internal compiler error: [Type_Incomplete])";
     invalid_default_case;
   }
   return "<unknown_type>";