1union tree_node; 2typedef union tree_node *tree; 3struct tree_common 4{ 5 tree type; 6 unsigned lang_flag_0 : 1; 7}; 8union tree_node 9{ 10 struct tree_common common; 11}; 12static void 13java_check_regular_methods (tree class_decl) 14{ 15 int saw_constructor = class_decl->common.type->common.lang_flag_0; 16 tree class = class_decl->common.type; 17 for (;;) 18 { 19 if (class) 20 if (class_decl->common.type) 21 bar (class); 22 } 23} 24