1int 2foo(void) 3{ 4 int a,b,g; 5 int i,len; 6 int stop; 7 8 len = 10; 9 stop = 0; 10 for (i=0; i<len; i++) 11 { 12 a = bar1() ? 0 : 1; 13 b = bar2() ? 0 : 1; 14 g = bar3() ? 0 : 1; 15 16 if (stop = ((a+b) % 2 != g)) break; 17 } 18 19 return stop; 20} 21