! Cases for signbit(x) 3m ALL Q 0 OK 0 3m ALL -Q 0 OK 1 3m ALL H 0 OK 0 3m ALL -H 0 OK 1 3m ALL Hd1 0 OK 0 3m ALL -Hd1 0 OK 1 3m ALL Hm1 0 OK 0 3m ALL -Hm1 0 OK 1 3m ALL 1p1d1 0 OK 0 3m ALL -1p1d1 0 OK 1 3m ALL 1 0 OK 0 3m ALL -1 0 OK 1 3m ALL 1d1 0 OK 0 3m ALL -1d1 0 OK 1 3m ALL Ep1d1 0 OK 0 3m ALL -Ep1d1 0 OK 1 3m ALL E 0 OK 0 3m ALL -E 0 OK 1 3m ALL Ed1 0 OK 0 3m ALL -Ed1 0 OK 1 3m ALL 0i7 0 OK 0 3m ALL -0i7 0 OK 1 3m ALL 0i4 0 OK 0 3m ALL -0i4 0 OK 1 3m ALL 0i2 0 OK 0 3m ALL -0i2 0 OK 1 3m ALL 0i1 0 OK 0 3m ALL -0i1 0 OK 1 3m ALL 0 0 OK 0 3m ALL -0 0 OK 1