0 PM77 H-owned conditional-line vectors PM-81
0 Visible same-side controls
0 SuppressedInterior opposite-side controls
0 SuppressedOffscreen no surviving clip interval
0 SuppressedAmbiguous unsafe w
0 SuppressedDegenerate shorter than epsilon
0 Invalid non-finite homogeneous input
0 epsilon below exact above; w_epsilon below exact above
5 16 0 0 0 1 1 1 0 0 0 0 1 1