Types and Values
COLD
#define COLD __attribute__((__cold__))
NORETURN
#define NORETURN
CONST_FUNCTION
#define CONST_FUNCTION __attribute__((__const__))
PURE_FUNCTION
#define PURE_FUNCTION __attribute__((__pure__))
UNNEEDED
#define UNNEEDED __attribute__((__unused__))
NEEDED
#define NEEDED __attribute__((__used__))
UNUSED
#define UNUSED __attribute__((__unused__))
WARN_UNUSED_RESULT
#define WARN_UNUSED_RESULT __attribute__((__warn_unused_result__))