for_decl.v

module top;

    wire [0:31] a;
    generate
        genvar n;
        for (n = 0; n < 32; n = n + 1) begin : gen_filter
            assign a[n] = n & 1;
            wire x;
            assign x = a[n];
        end
    endgenerate

    wire [0:31] b;
    generate
        genvar other_n;
        for (other_n = 0; other_n < 32; other_n = other_n + 1) begin : gen_filter_other
            assign b[other_n] = ~gen_filter[other_n].x;
        end
    endgenerate

    integer i;
    initial begin : foo_1
        for (i = 0; i < 32; i = i + 1)
            $display("1: ", a[i]);
    end

    initial begin : foo_2
        integer i;
        for (i = 0; i < 32; i = i + 1)
            $display("2: ", ~a[i]);
    end

    initial begin : foo_3
        integer i;
        integer j;
        j = 42;
        for (i = 0; i < 32; i = i + 1)
            $display("3: ", ~a[i] + 5, " j=", j);
    end

    initial begin : foo_4
        integer i, j;
        j = 97;
        for (i = 0; i < 32; i = i + 1)
            $display("4: ", ~a[i] + 10, " j=", j);
    end

    integer j, k;
    initial begin
        for (j = 0; j < 4; j++)
            for (k = 0; k < 8; k++)
                $display("5: ", ~a[j * 8 + k] + 11);
    end

    initial begin : foo_6
        integer i;
        for (i = 0; i < 32; i = i + 1)
            $display("6: ", ~a[i]);
    end

    initial begin : foo_7
        integer j, k;
        for (j = 0; j < 4; j++)
            for (k = 0; k < 8; k++)
                $display("7: ", ~a[j * 8 + k] + 11);
    end

    initial begin : foo_8
        integer i;
        for (i = 0; i < 32; i = i + 1)
            $display("8: ", a[i], b[i]);
    end

    wire start;
    assign start = gen_filter[0].x;
    initial $display(start);

    wire [0:31] c;
    generate
        for (n = 0; n < 32; n = n + 1)
            assign c[n] = n & 1;
        for (n = 0; n < 32; n = n + 1) begin end
    endgenerate

endmodule