1 #include <stdio.h> 2 #include <stdlib.h> 3 4 extern int foo_alias; 5 extern void bar (void); 6 7 int 8 main (void) 9 { 10 bar (); 11 if (foo_alias != -1) 12 abort (); 13 printf ("PASS\n"); 14 return 0; 15 } 16