verilator/test_regress/t/t_func_ref_bad.v

// DESCRIPTION: Verilator: Verilog Test module
//
// This file ONLY is placed under the Creative Commons Public Domain.
// SPDX-FileCopyrightText: 2023 Antmicro Ltd
// SPDX-License-Identifier: CC0-1.0

class Cls;
  function logic get_x(ref logic x);
    return x;
  endfunction
endclass

module t;
  logic [10:0] a;
  logic b;
  Cls cls;
  initial begin
    cls = new;
    b = cls.get_x(a[1]);
    $stop;
  end
endmodule