-/* Call argument flags. */
-
-/* Nonzero if the argument is not dereferenced recursively, thus only
- directly reachable memory is read or written. */
-#define EAF_DIRECT (1 << 0)
-/* Nonzero if memory reached by the argument is not clobbered. */
-#define EAF_NOCLOBBER (1 << 1)
-/* Nonzero if the argument does not escape. */
-#define EAF_NOESCAPE (1 << 2)
-/* Nonzero if the argument is not used by the function. */
-#define EAF_UNUSED (1 << 3)
-
-/* Call return flags. */
-
-/* Mask for the argument number that is returned. Lower two bits of
- the return flags, encodes argument slots zero to three. */
-#define ERF_RETURN_ARG_MASK (3)
-/* Nonzero if the return value is equal to the argument number
- flags & ERF_RETURN_ARG_MASK. */
-#define ERF_RETURNS_ARG (1 << 2)
-/* Nonzero if the return value does not alias with anything. Functions
- with the malloc attribute have this set on their return value. */
-#define ERF_NOALIAS (1 << 3)
-