800 #  define strcmp(s1, s2) \  argument
803      (__builtin_constant_p (s1) && __builtin_constant_p (s2)		      \
804       && (__s1_len = strlen (s1), __s2_len = strlen (s2),		      \
805 	  (!__string2_1bptr_p (s1) || __s1_len >= 4)			      \
807       ? __builtin_strcmp (s1, s2)					      \
808       : (__builtin_constant_p (s1) && __string2_1bptr_p (s1)		      \
809 	 && (__s1_len = strlen (s1), __s1_len < 4)			      \
811 	    ? __builtin_strcmp (s1, s2)					      \
812 	    : __strcmp_cg (s1, s2, __s1_len))				      \
815 	    ? (__builtin_constant_p (s1) && __string2_1bptr_p (s1)	      \
816 	       ? __builtin_strcmp (s1, s2)				      \
817 	       : __strcmp_gc (s1, s2, __s2_len))			      \
818 	    : __builtin_strcmp (s1, s2)))); })
820 #  define strcmp(s1, s2) \  argument
823      (__builtin_constant_p (s1) && __builtin_constant_p (s2)		      \
824       && (__s1_len = strlen (s1), __s2_len = strlen (s2),		      \
825 	  (!__string2_1bptr_p (s1) || __s1_len >= 4)			      \
827       ? memcmp ((__const char *) (s1), (__const char *) (s2),		      \
829       : (__builtin_constant_p (s1) && __string2_1bptr_p (s1)		      \
830 	 && (__s1_len = strlen (s1), __s1_len < 4)			      \
832 	    ? __strcmp_cc (s1, s2, __s1_len)				      \
833 	    : __strcmp_cg (s1, s2, __s1_len))				      \
836 	    ? (__builtin_constant_p (s1) && __string2_1bptr_p (s1)	      \
837 	       ? __strcmp_cc (s1, s2, __s2_len)				      \
838 	       : __strcmp_gc (s1, s2, __s2_len))			      \
839 	    : strcmp (s1, s2)))); })
842 # define __strcmp_cc(s1, s2, l) \  argument
844 		      (((__const unsigned char *) (__const char *) (s1))[0]   \
849 				     (__const char *) (s1))[1]		      \
856 				(__const char *) (s1))[2]		      \
862 				  (__const char *) (s1))[3]		      \
869 # define __strcmp_cg(s1, s2, l1) \  argument
873 		      (((__const unsigned char *) (__const char *) (s1))[0]   \
878 				     (__const char *) (s1))[1] - __s2[1]);    \
882 					 (__const char *) (s1))[2] - __s2[2]);\
885 					  (__const char *)  (s1))[3]	      \
891 # define __strcmp_gc(s1, s2, l2) \  argument
893 		      (__const unsigned char *) (__const char *) (s1);	      \
920 # define strncmp(s1, s2, n)						      \  argument
922 		  && ((__builtin_constant_p (s1)			      \
923 		       && strlen (s1) < ((size_t) (n)))			      \
926 		  ? strcmp (s1, s2) : strncmp (s1, s2, n)))