1*ac2f5fbeSJohn Levon-1,10=g
2*ac2f5fbeSJohn Levon1<<0t63,10=g
3*ac2f5fbeSJohn Levon(1<<0t63)-1,10=g
4*ac2f5fbeSJohn Levon1<<0t60,10=g
5*ac2f5fbeSJohn Levon1<<0t57,10=g
6