verilator/test_regress/t/t_verilated_all.v

// DESCRIPTION: Verilator: Verilog Test module
//
// This file ONLY is placed into the Public Domain, for any use,
// without warranty, 2017 by Wilson Snyder.

module t (/*AUTOARG*/
   // Inputs
   clk
   );

   input clk;

   integer cyc;

   always @ (posedge clk) begin
      cyc <= cyc + 1;
      if (cyc!=0) begin
         if (cyc==10) begin
            $write("*-* All Finished *-*\n");
            $finish;
         end
      end
   end

   cyc_eq_5: cover property (@(posedge clk) cyc==5) $display("*COVER: Cyc==5");

   export "DPI-C" function dpix_f_int;
   function int dpix_f_int ();
      return cyc;
   endfunction
endmodule