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  <head>
    <title>displaystyle/mathvariant on anonymous mfenced operators</title>
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        if (window.testRunner)
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    <p>This test passes if it does not crash</p>

    <math mathvariant="fraktur">
      <mfenced open="A" separators="B" close="C">
        <mn>0</mn>
        <mn>1</mn>
        <mn>2</mn>
      </mfenced>
    </math>

    <math displaystyle="true">
      <mfenced open="∑" separators="∫" close="∏">
        <mn>0</mn>
        <mn>1</mn>
        <mn>2</mn>
      </mfenced>
    </math>

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