1 #include <stdio.h> 2 3 int foo; 4 5 extern void xxx (void); 6 7 void 8 bar (int x) 9 { 10 if (foo == 1) 11 printf ("OK1\n"); 12 else if (foo == 0) 13 printf ("OK2\n"); 14 foo = -1; 15 xxx (); 16 } 17
