1 #include <stdarg.h> 2 3 typedef unsigned long L; f(L p0,L p1,L p2,L p3,L p4,L p5,L p6,L p7,L p8,...)4f (L p0, L p1, L p2, L p3, L p4, L p5, L p6, L p7, L p8, ...) 5 { 6 va_list select; 7 8 va_start (select, p8); 9 10 if (va_arg (select, L) != 10) 11 abort (); 12 if (va_arg (select, L) != 11) 13 abort (); 14 if (va_arg (select, L) != 0) 15 abort (); 16 17 va_end (select); 18 } 19 main()20main () 21 { 22 f (1L, 2L, 3L, 4L, 5L, 6L, 7L, 8L, 9L, 10L, 11L, 0L); 23 exit (0); 24 } 25