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chromium/third_party/blink/web_tests/fast/block/float/overhanging-tall-block.html 

<body style="overflow: hidden;">
    <div><textarea rows="100000000"></textarea></div>
    <div>
        <textarea style="display: block; width: 100%" rows="100000000"></textarea>
        <div id="target" style="display: inline-block; width: 300px; height: 150px; float: left;"></div>
        <textarea style="display: block;" rows="100000000"></textarea>
    </div>
    <div></div>
    <script>
        document.body.offsetTop;
        document.getElementById("target").style.display = "none";
    </script>
</body>