# endif
#endif
-extern char *start_of_data (void);
+extern char *start_of_data (void) ATTRIBUTE_CONST;
#if USE_LSB_TAG || UINTPTR_MAX <= VAL_MAX
#define EXCEEDS_LISP_PTR(ptr) 0
-#elif defined DATA_SEG_BITS
+#else
#define EXCEEDS_LISP_PTR(ptr) \
(((uintptr_t) (ptr) & ~DATA_SEG_BITS) >> VALBITS)
-#else
-#define EXCEEDS_LISP_PTR(ptr) ((uintptr_t) (ptr) >> VALBITS)
#endif