Method use

lib/checkunusedvar.cpp:352–369

}

void Variables::use(nonneg int varid, const Token* tok)
{
    VariableUsage *usage = find(varid);

    if (usage) {
        usage->use();
        usage->_lastAccess = tok;

        for (auto aliases = usage->_aliases.cbegin(); aliases != usage->_aliases.cend(); ++aliases) {
            VariableUsage *aliased = find(*aliases);

            if (aliased) {
                aliased->use();
                aliased->_lastAccess = tok;
            }
        }
    }
}

void Variables::modified(nonneg int varid, const Token* tok)
{