long f1(void){   return -1;}long f2(long bpl){   return (((long)1) << (bpl-1)) - 1;}double f3(void){   return 1.75;}void f4(double *p){ }void f5(int *p){ }long f6(void){   return 1;}long f7(void){   return -2L;}long f8(void){   return 0;}