<?xml version="1.0" standalone="no"?>
<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
<svg width="800" height="600" viewBox="0 0 400 300" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<defs>
    <g id="otherg">
        <use xlink:href="#g"/>
    </g>

    <g id="g">
        <rect id="rect" stroke-width="5px" fill="red" stroke="navy" width="60" height="10"/>
        <use xlink:href="#otherg"/>
    </g>
</defs>

<text x="10" y="60">This should not crash.</text>
<use x="25" y="25" xlink:href="#g"/>
</svg>