#!/usr/bin/env perl if (!$::Driver) { use FindBin; exec("$FindBin::Bin/bootstrap.pl", @ARGV, $0); die; } # DESCRIPTION: Verilator: Verilog Test driver/expect definition # # Copyright 2003 by Wilson Snyder. This program is free software; you # can redistribute it and/or modify it under the terms of either the GNU # Lesser General Public License Version 3 or the Perl Artistic License # Version 2.0. # SPDX-License-Identifier: LGPL-3.0-only OR Artistic-2.0 use IO::File; use Time::HiRes; scenarios(dist => 1); if (!$ENV{VERILATOR_TEST_RANDOM_FAILURE}) { print("Test is for harness checking only, setenv VERILATOR_TEST_RANDOM_FAILURE=1\n"); ok(1); } else { # Randomly fail to test driver.pl my ($ign, $t) = Time::HiRes::gettimeofday(); if ($t % 2) { error("random failure " . $t); } else { ok(1); } } 1;