Description:
------------
affected versions:
 php-5.3.6-Win32-VC9-x86
 php-5.3.7RC4-Win32-VC9-x86
 php-5.3-ts-windows-vc9-x86-r314352
 php-5.3-ts-windows-vc9-x86-r314419
 php-5.4-ts-windows-vc9-x86-r314420

 operating system:
 Windows XP SP3

description in code

Test script:
---------------
<?php

$test_data1 = array('one','two','three');
// all is ok

$test_data2 = array(array('one','two','three'));
// windows error:
// #The instruction at '<address>' referenced memory at '<address>'.
// #The memory could not be read.
// #Click OK to terminate the program.
// No error shows up in console, sometimes script stops without error but sometimes executes like nothing is happening.

$test_data3 = array(array('one','two','three'),array('four','five','six'));
// error in PHP console:
// Fatal error: Call to a member function show_message() on a non-object in c:\scripts\found-error.php on line xx
// values one two three are displayed, four five and six are ommitted.

class myClass {

	function iterate_multidim_array($array) {
		array_walk_recursive($array,function(&$val,$key,&$obj) {
			$obj->show_message($val);
		},$this);
	}
	
	function show_message($msg) {
		echo $msg."\n";
	}

}

echo phpversion()."\n\n";
$myInstance = new MyClass();
$myInstance-> iterate_multidim_array($test_data3);
?>

Expected result:
----------------
see no errors

Actual result:
--------------
comments in code