verilator/test_regress/t/t_math_tri.v

// DESCRIPTION: Verilator: Verilog Test module
//
// This file ONLY is placed under the Creative Commons Public Domain, for
// any use, without warranty, 2003 by Wilson Snyder.
// SPDX-License-Identifier: CC0-1.0

module t;

   reg [3:0] a;
   reg [99:0] x;

   initial begin
      a = 4'b010x;
      if (a[3:2] !== 2'b01) $stop;
      if (|a !== 1'b1) $stop;
      if (&a !== 1'b0) $stop;
      x = 100'bxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx;
      $write("*-* All Finished *-*\n");
      $finish;
   end

endmodule