int i;
iy = iy == 1 ? -1 : 1; /* XXX recover original interface */
- // FIXME: this is wrong, use copysign, signbit or union bithack
- osign = x >= 0 ? 1.0 : -1.0; /* XXX slow, probably wrong for -0 */
+ osign = copysignl(1.0, x);
if (fabsl(x) >= 0.67434) {
if (x < 0) {
x = -x;