<!doctype html>
<head>
<style>
    body {
        font-family: Arial;
    }
    span {
        /* Must be inline to cause a continuation chain */
        display: inline;
    }

    span:before,
    span:after {
        /* Not requireed for the test, just makes it easier to see what's going on */
        display: inline-block;
        padding: 5px;
        margin: 5px;
        border: 1px solid red;
    }

    span:before {
        content: "A";
    }

    span:after {
        /* This content will get incorrectly repeated in the continuation */
        content: "B";
    }
</style>
</head>
<script>
if (window.testRunner)
    testRunner.waitUntilDone();

function runTest() {
        setTimeout(function() {
            // Cause a style recalc.
            document.querySelector('span').style.fontFamily = 'Arial';
            if (window.testRunner)
                testRunner.notifyDone();
        }, 10);
    };
</script>

<body onload="runTest()">

<!-- [bug 93170] http://bugs.webkit.org/show_bug.cgi?id=91370 -->
<!-- If test passes, you should see A A A B B B. -->

<span>
    <span>
        <span>
            <div></div>
            <div></div>
            <div></div>
            <div></div>
            <div></div>
            <div></div>
            <div></div>
        </span>
    </span>
</span>
</body>