Function checkVariableAssignment

lib/checkother.cpp:3367–3384

}

static bool checkVariableAssignment(const Token* tok, const ValueType* vtLhs, const Settings& settings)
{
    if (!Token::Match(tok, "%var% ;"))
        return false;
    const Variable* var = tok->variable();
    if (!var || !isLargeObject(var, settings))
        return false;
    if (!vtLhs || !vtLhs->isTypeEqual(var->valueType()))
        return false;
    if (findVariableChanged(tok->tokAt(2), tok->scope()->bodyEnd, /*indirect*/ 0, var->declarationId(), /*globalvar*/ false, settings))
        return false;
    if (var->isLocal() || (var->isArgument() && !var->isReference()))
        return true;
    const Scope* scope = tok->scope();
    while (scope && scope->type != ScopeType::eFunction)
        scope = scope->nestedIn;
    return scope && scope->function && (!scope->functionOf || scope->function->isConst() || scope->function->isStatic());
}

void CheckOtherImpl::checkRedundantCopy()
{