<!DOCTYPE html>
<html>
<body>
<script src="../../resources/js-test.js"></script>
<script>
description("This tests SVGAnimatedListPropertyTearOff containing SVGTransform don't crash if modified after contextElement goes out of scope.");
var pattern = document.createElementNS("http://www.w3.org/2000/svg","pattern");
var baseVal = pattern.patternTransform.baseVal;
pattern = null;
gc();
var svgTransform = document.createElementNS("http://www.w3.org/2000/svg","svg").createSVGTransform();
baseVal.insertItemBefore(svgTransform, 0);
gc();
debug("This test passes if we don't crash.");
</script>
</body>
</html>