verilator/test_regress/t/t_var_life.py

#!/usr/bin/env python3
# DESCRIPTION: Verilator: Verilog Test driver/expect definition
#
# Copyright 2024 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

import vltest_bootstrap

test.scenarios('simulator')

test.compile(verilator_flags2=["--stats"])

if test.vlt_all:
    test.file_grep(test.stats, r'Optimizations, Lifetime assign deletions\s+(\d+)', 4)
    test.file_grep(test.stats, r'Optimizations, Lifetime constant prop\s+(\d+)', 2)

test.execute()

test.passes()