verilator/examples/make_hello_c/top.v

// DESCRIPTION: Verilator: Verilog example module
//
// This file ONLY is placed under the Creative Commons Public Domain, for
// any use, without warranty, 2017 by Wilson Snyder.
// SPDX-License-Identifier: CC0-1.0

// See also the EXAMPLE section in the verilator manpage/document.
module top;
   initial begin
      $display("Hello World!");
      $finish;
   end
endmodule