// DESCRIPTION: Verilator: Verilog Test module // // This file ONLY is placed under the Creative Commons Public Domain, for // any use, without warranty, 2018 by Wilson Snyder. // SPDX-License-Identifier: CC0-1.0 module t (d, clk); input d; input clk; always @ (posedge clk) begin if ($past(d, 0)) $stop; // IEEE 16.9.3 must be >- 0 if ($past(d, 10000)) $stop; // TICKCOUNT end endmodule