Zend/tests/array_unshift_COW.phpt


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--TEST--
Tests that array unshift code is correctly dealing with copy on write and splitting on reference
--FILE--
<?php
    $a=array();
    $b=1;
    $c=&$b;
    array_unshift ($a,$b);
    $b=2;
    var_dump ($a);
?>
--EXPECT--
array(1) {
  [0]=>
  int(1)
}