bool aggregate_return:1; /**< Warn if any functions that return structures or unions are defined or called */
bool bad_function_cast:1; /**< Warn whenever a function call is cast to a non-matching type */
#endif
+ bool attribute:1; /**< Warn if an unexpected `__attribute__' is used or function attributes applied to variables, etc. */
bool char_subscripts:1; /**< Warn if an array subscript has the type 'char' */
bool check_format:1; /**< Check printf-style format strings */
#if 0 // TODO