tests/simple/dff_init.v


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module dff_test(n1, n1_inv, clk);
  input clk;
  (* init = 32'd0 *)
  output n1;
  reg n1 = 32'd0;
  output n1_inv;
  always @(posedge clk)
      n1 <= n1_inv;
  assign n1_inv = ~n1;
endmodule