1 union tree_node; 2 typedef union tree_node *tree; 3 struct tree_common 4 { 5 tree type; 6 unsigned lang_flag_0 : 1; 7 }; 8 union tree_node 9 { 10 struct tree_common common; 11 }; 12 static void java_check_regular_methods(tree class_decl)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