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Test Info:

<head>
<script>
function boom()
{
document.documentElement.offsetHeight;
var r = document.getElementById("r");
r.parentNode.removeChild(r);
}
</script>
</head>
<body onload="boom();"><div style="column-count: 3; height: 2in;"><div style="position: relative;"><div id="r" style="position: absolute;"><div style="height: 0in;"><div style="height: 5in;"></div><div style="position: absolute; height: 5in;"></div></div></div></div></div></body>
</html>