verilator/test_regress/t/t_param_scope_bad.v

// DESCRIPTION: Verilator: Verilog Test module
//
// This file ONLY is placed under the Creative Commons Public Domain.
// SPDX-FileCopyrightText: 2019 Wilson Snyder
// SPDX-License-Identifier: CC0-1.0

module t (  /*AUTOARG*/
    // Inputs
    value
);
  input [1:0] value;

  sub #(.CASEVAL(2'h0)) p0 (.value);
  sub #(.CASEVAL(2'h1)) p1 (.value);
  sub #(.CASEVAL(2'h2)) p2 (.value);
  sub #(.CASEVAL(2'h3)) p3 (.value);

endmodule

module sub (
    input [1:0] value
);

  parameter [1:0] CASEVAL = 2'h0;
  always_comb begin
    case (value)
      CASEVAL: ;
      2'h2: $stop;
      default: ;
    endcase
  end
endmodule