int
foo(void)
{
int a,b,g;
int i,len;
int stop;
len = 10;
stop = 0;
for (i=0; i<len; i++)
a = bar1() ? 0 : 1;
b = bar2() ? 0 : 1;
g = bar3() ? 0 : 1;
if (stop = ((a+b) % 2 != g)) break;
}
return stop;