verilator/test_regress/t/t_clk_first_deprecated.v

// DESCRIPTION: Verilator: Verilog Test module
//
// This file ONLY is placed into the Public Domain, for any use,
// without warranty, 2003 by Wilson Snyder.

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

   input clk /*verilator sc_clock*/;

endmodule