743499-negative-size.html

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<html>

<head>

    <title></title>

    <script type="text/javascript">

        function go() {

        var canvas = document.createElement("canvas");

        var ctx = canvas.getContext('2d');

        ctx.globalAlpha = 4

        ctx.lineCap = "foo"

        ctx.strokeRect(256,1024,8,4)

        ctx.shadowColor = "black"

        ctx.shadowOffsetY = 64

        ctx.stroke()

        ctx.moveTo(32,1024)

        ctx.closePath()

    </script>

</head>

<body onload="go()">

<canvas id="canvas"></canvas>

</body>

</html>