<!DOCTYPE html>
<html>
<head>
<style>
div {
    border: 1px solid green;
}

#container {
    width: 100px;
    height: 200px;
}

#inlineblock {
	display: inline-block;
	width: 10px;
	height: 10px;
}

.floatBox {
	width: 30px;
	height: 30px;
	float: left;
}
</style>
</head>
<body>
<div id=container>Pass if no crash<div id=inlineblock></div>foobar foobar foobar foobar foobar</div>
<script>
if (window.testRunner)
    testRunner.dumpAsText();

document.body.offsetHeight;

let floatBox = document.createElement("div");
floatBox.className = "floatBox";
inlineblock.style.height = "20px";
container.appendChild(floatBox);

document.body.offsetHeight;
</script>
</body>
</html>