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--TEST--
Bug #76800 (foreach inconsistent if array modified during loop)
--FILE--
<?php
$arr = [1 => 1, 3 => 3]; // [1 => 1, 2 => 3] will print both keys
foreach($arr as $key => &$val) { // without & will print both keys
echo "See key {$key}\n";
$arr[0] = 0; // without this line will print both keys
unset($arr[0]);
}
--EXPECT--
See key 1
See key 3
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