minus_zero = copysign (0.0, -1.0);
minus_zero = FUNC (copysign) (0.0, -1.0);
initialize (void){  plus_zero = 0.0;  nan_value = plus_zero / plus_zero;	/* Suppress GCC warning */  minus_zero = copysign (0.0, -1.0);  plus_infty = CHOOSE (HUGE_VALL, HUGE_VAL, HUGE_VALF);  minus_infty = -CHOOSE (HUGE_VALL, HUGE_VAL, HUGE_VALF);  /* Test to make sure we start correctly.  */  fpstack_test ("*init*");}