llvm/polly/lib/External/isl/test_inputs/codegen/omega/wak2-0.in

[a2, b2, c2, d2, a1, b1, c1, d1] -> { s0[i, j] -> [i, j, 0] : i >= a1 and i <= b1 and j >= c1 and j <= d1; s1[i, j] -> [i, j, 1] : i >= a2 and i <= b2 and j >= c2 and j <= d2 }
{  :  }
[a1, b1, c1, d1] -> { [i0, i1, i2] -> separate[o0] : o0 >= 2 }