compare		-1 -1 0 1 1
nans		0 2 2 1 2
trunc		-2 -2 0 2 2
trunc		-3 -2 0 2 3
ceil		-2 -2 0 3 3
ceil		-3 -2 0 2 3
floor		-3 -3 0 2 2
floor		-3 -2 0 2 3
round		-3 -2 0 2 3
round		-3 -2 0 2 3