iverilog/ivtest/ivltests/parameter_override_invalid8.v

// Check that localparam declared in parameter port list can not be overridden
// by defparam

module a #(
  localparam A = 1
);

  initial begin
    $display("FAILED");
  end
endmodule

module test;

  a i_a();

  defparam i_a.A = 10; // Error

endmodule