read -sv << EOT
module top;
  (* nomem2reg *)
  logic a1 [2:3][3:1] = '{'{0, 1, 1}, '{1, 0, 1}};

  always_comb begin
    assert(a1[2][3] == 0);
    assert(a1[2][2] == 1);
    assert(a1[2][1] == 1);
    assert(a1[3][3] == 1);
    assert(a1[3][2] == 0);
    assert(a1[3][1] == 1);
  end

  (* nomem2reg *)
  logic [1:0] a2 [6:5][2:4] = '{'{0, 1, 2}, '{1, 0, 3}};

  always_comb begin
    assert(a2[6][2] == 0);
    assert(a2[6][3] == 1);
    assert(a2[6][4] == 2);
    assert(a2[5][2] == 1);
    assert(a2[5][3] == 0);
    assert(a2[5][4] == 3);
  end

  (* nomem2reg *)
  logic [1:0] a3 [-2:-1][-1:1] = '{'{0, 1, 2}, '{1, 0, 3}};

  always_comb begin
    assert(a3[-2][-1] == 0);
    assert(a3[-2][0] == 1);
    assert(a3[-2][1] == 2);
    assert(a3[-1][-1] == 1);
    assert(a3[-1][0] == 0);
    assert(a3[-1][1] == 3);
  end
endmodule
EOT
hierarchy
proc
memory
async2sync
sat -enable_undef -verify -prove-asserts