--TEST--
Bug #34066 (recursive array_walk causes segfault)
--FILE--
<?php
function dump2xml($array)
{
    // output of this goes through 2xml
    array_walk_recursive($array, "gen_xml", "/Docs/");
}
function gen_xml($val, $key, $prefix)
{
    global $xml_fd;
    print "gen_xml(prefix={$prefix})\n";
    if (is_array($val)) {
        if (preg_match('/^\d+$/', $key)) {
            if ($key == 1) {
                print substr($prefix, 0, -1) . "\n";
            }
            array_walk_recursive($val, "gen_xml", "{$prefix}@");
        } else {
            array_walk_recursive($val, "gen_xml", "{$prefix}{$key}/");
        }
    } else if (strlen($val) > 0) {
        print "{$prefix}{$key}={$val}\n";
    } else {
        print "{$prefix}{$key}\n";
    }
    print "gen_xml(prefix={$prefix}) end\n";
}
function main()
{
    $order = array("DocID" => "1", "DocDate" => "19.09.06", "ReSubmissionDate" => "", "DocTyp" => "Stapelauftrag", "CustID" => "00000", "CustomerAddress" => array(array("Name1" => 'name1', "Name2" => 'name2', "Name3" => "", "City" => 'city', "Street" => 'street', "Postal" => 'postcode', "IATA" => "90", "Country" => "Deutschland", "ShortName" => 'short', "ContactKey" => "", "EMail" => 'email@example.com')), "Text1" => "", "Text2" => "", "Wildcard1" => "", "Wildcard2" => "", "Dispatch" => "Paketdienst", "Weight" => "0,0", "BillingCustID" => "4300200000", "ExtDocNr" => "00000000003", "AnalysisLock" => "", "PrintFlag" => "", "FormType" => "0", "Curr" => "EUR", "ExChangeRate" => "1,0000", "WIRRate" => "0", "OneTimeCustomer" => array(array("BankCode" => "", "BankAccount" => "")), "Language" => "0", "PriceGroup" => "1", "PrFlag" => "0", "SalesTaxKey" => "1", "ProceedKey" => "0", "CustDiscountGroup" => "0", "Discount" => array(array("FinDisc1" => "0,00", "Disc1Base" => "145,72", "Disc1Value" => "0,00", "FinDisc2" => "0,00", "Disc2Base" => "145,72", "Disc2Value" => "0,00", "FinDisc3" => "0,00", "Disc3Base" => "145,72", "Disc3Value" => "0,00", "ValueSummary" => "0,00")), "Contact" => array(array("Repr" => "999", "Region" => "99", "Commission" => "0,00", "Agent" => "000000")), "Booking" => array(array("CostUnit" => "0000000000", "CostCentre" => "0000000000", "AccountingArea" => "01")), "InvoiceCycleKey" => "0", "AnalysisKey" => "", "OrderNumber" => "", "OrderDate" => "", "OrderCode" => "", "DocItems" => array("DocItem" => array("PosType" => "1", "ItemRef" => "1002", "CRef" => "", "Desc1" => "Pr�sentation Niederlande per", "Desc2" => "", "ArticleGroup" => "102", "PosTypeVersion" => "E", "Delivery" => array(array("DelWeek" => "", "DelDay" => "", "DelTime" => "")), "PricePu" => "145,72", "PriceUnit" => "0", "PriceCalculation" => "0", "ItemVal" => "145,72", "InputKey" => "0", "AveragePurchasePrice" => "0", "Tax" => array(array("TaxCode" => "00", "TaxBra" => "000", "TaxBraAccess" => "0", "TaxSumIndex" => "0")), "DiscountArticle" => array(array("DiscPC" => "0,00", "DiscKey" => "1")), "ProceedKeyArticle" => "01", "ActionKey" => "00", "ContactCommissionArticle" => "0,00", "QuantdependentPriceKey" => "", "Quant" => "1", "QuantUnit" => "", "Meas" => array(array("Count" => "1", "Length" => "0,000", "Width" => "0,000", "Height" => "0,000")), "DecimalPlace" => "0", "MultiplierQuant" => "1,000000", "DifferingQuantUnit" => "", "DecimalPlaceConversion" => "0", "WeightArticle" => array(array("Amount" => "0", "Unit" => "0")), "Wreath" => "0,000", "Stock" => "1", "CostUnitArticle" => "", "SerialNbKey" => "0", "TextComplementKey" => "0", "PartsListPrintKey" => "", "Prod" => "0000000000")), "Payment" => array("PaymentKey" => "0", "ReminderKey" => "00", "PayTerms" => array(array("PayTerm" => "1", "PayDays" => "000", "CashDiscDays1" => "000", "CashDiscDays2" => "000", "CashDiscPer1" => "0,00", "CashDiscPer2" => "0,00"), array("PayTerm" => "2", "PayDays" => "000", "CashDiscDays1" => "000", "CashDiscDays2" => "000", "CashDiscPer1" => "0,00", "CashDiscPer2" => "0,00"))), "NetAmountByTurnOverTax" => array(array("TurnOverTaxFree" => "145,72", "TurnOverTax1" => "0,00", "TurnOverTax2" => "0,00", "TurnOverTax3" => "0,00", "TurnOverTax4" => "0,00", "TurnOverTax5" => "0,00", "TurnOverTax6" => "0,00", "TurnOverTax7" => "0,00", "TurnOverTax8" => "0,00")), "GrossAmount" => "145,72", "ProceedAmount" => "145,72", "NetAmountByPayTerm2" => array(array("Sum0" => "0,00", "Sum1" => "0,00", "Sum2" => "0,00", "Sum3" => "0,00", "Sum4" => "0,00", "Sum5" => "0,00", "Sum6" => "0,00", "Sum7" => "0,00", "Sum8" => "0,00")), "TaxCodes" => array(array("TaxCode1" => "0", "TaxCode2" => "0", "TaxCode3" => "0", "TaxCode4" => "0", "TaxCode5" => "0", "TaxCode6" => "0", "TaxCode7" => "0", "TaxCode8" => "0")));
    $docs = array(array("Version" => "1.0", "ProducerName" => "xxxxxxxx", "ProductName" => "Classic Line", "xmlns" => "x-schema:CL310_DezABFSchema.XML"), "Company" => array(array("MandateNumber" => "111", "MandateName" => "xxx xxxxxxx-xxxxx xxxxxxx", "MandateCurr" => "EUR")), "Doc" => $order);
    dump2xml($docs);
    echo "Done\n";
}
?>
--EXPECT--
gen_xml(prefix=/Docs/)
/Docs/Version=1.0
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/ProducerName=xxxxxxxx
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/ProductName=Classic Line
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/xmlns=x-schema:CL310_DezABFSchema.XML
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/MandateNumber=111
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/MandateName=xxx xxxxxxx-xxxxx xxxxxxx
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/MandateCurr=EUR
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/DocID=1
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/DocDate=19.09.06
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/ReSubmissionDate
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/DocTyp=Stapelauftrag
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/CustID=00000
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Name1=name1
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Name2=name2
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Name3
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/City=city
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Street=street
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Postal=postcode
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/IATA=90
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Country=Deutschland
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/ShortName=short
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/ContactKey
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/EMail=email@example.com
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Text1
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Text2
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Wildcard1
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Wildcard2
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Dispatch=Paketdienst
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Weight=0,0
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/BillingCustID=4300200000
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/ExtDocNr=00000000003
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/AnalysisLock
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/PrintFlag
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/FormType=0
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Curr=EUR
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/ExChangeRate=1,0000
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/WIRRate=0
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/BankCode
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/BankAccount
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Language=0
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/PriceGroup=1
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/PrFlag=0
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/SalesTaxKey=1
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/ProceedKey=0
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/CustDiscountGroup=0
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/FinDisc1=0,00
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Disc1Base=145,72
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Disc1Value=0,00
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/FinDisc2=0,00
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Disc2Base=145,72
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Disc2Value=0,00
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/FinDisc3=0,00
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Disc3Base=145,72
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Disc3Value=0,00
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/ValueSummary=0,00
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Repr=999
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Region=99
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Commission=0,00
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Agent=000000
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/CostUnit=0000000000
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/CostCentre=0000000000
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/AccountingArea=01
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/InvoiceCycleKey=0
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/AnalysisKey
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/OrderNumber
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/OrderDate
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/OrderCode
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/PosType=1
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/ItemRef=1002
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/CRef
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Desc1=Pr�sentation Niederlande per
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Desc2
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/ArticleGroup=102
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/PosTypeVersion=E
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/DelWeek
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/DelDay
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/DelTime
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/PricePu=145,72
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/PriceUnit=0
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/PriceCalculation=0
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/ItemVal=145,72
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/InputKey=0
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/AveragePurchasePrice=0
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/TaxCode=00
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/TaxBra=000
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/TaxBraAccess=0
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/TaxSumIndex=0
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/DiscPC=0,00
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/DiscKey=1
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/ProceedKeyArticle=01
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/ActionKey=00
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/ContactCommissionArticle=0,00
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/QuantdependentPriceKey
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Quant=1
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/QuantUnit
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Count=1
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Length=0,000
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Width=0,000
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Height=0,000
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/DecimalPlace=0
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/MultiplierQuant=1,000000
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/DifferingQuantUnit
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/DecimalPlaceConversion=0
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Amount=0
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Unit=0
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Wreath=0,000
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Stock=1
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/CostUnitArticle
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/SerialNbKey=0
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/TextComplementKey=0
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/PartsListPrintKey
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Prod=0000000000
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/PaymentKey=0
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/ReminderKey=00
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/PayTerm=1
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/PayDays=000
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/CashDiscDays1=000
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/CashDiscDays2=000
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/CashDiscPer1=0,00
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/CashDiscPer2=0,00
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/PayTerm=2
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/PayDays=000
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/CashDiscDays1=000
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/CashDiscDays2=000
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/CashDiscPer1=0,00
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/CashDiscPer2=0,00
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/TurnOverTaxFree=145,72
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/TurnOverTax1=0,00
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/TurnOverTax2=0,00
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/TurnOverTax3=0,00
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/TurnOverTax4=0,00
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/TurnOverTax5=0,00
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/TurnOverTax6=0,00
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/TurnOverTax7=0,00
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/TurnOverTax8=0,00
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/GrossAmount=145,72
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/ProceedAmount=145,72
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Sum0=0,00
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Sum1=0,00
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Sum2=0,00
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Sum3=0,00
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Sum4=0,00
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Sum5=0,00
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Sum6=0,00
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Sum7=0,00
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/Sum8=0,00
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/TaxCode1=0
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/TaxCode2=0
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/TaxCode3=0
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/TaxCode4=0
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/TaxCode5=0
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/TaxCode6=0
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/TaxCode7=0
gen_xml(prefix=/Docs/) end
gen_xml(prefix=/Docs/)
/Docs/TaxCode8=0
gen_xml(prefix=/Docs/) end
Done