1 files changed, 20 insertions, 0 deletions
diff --git a/layout/base/crashtests/491547-1.xhtml b/layout/base/crashtests/491547-1.xhtml
new file mode 100644
index 0000000000..c2c0a28bcd
--- /dev/null
+++ b/layout/base/crashtests/491547-1.xhtml
@@ -0,0 +1,20 @@
+<window xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
+
+<box id="a" style="display: list-item;">
+&amp;m&amp;m
+<box id="b"/>
+</box>
+
+<style xmlns="http://www.w3.org/1999/xhtml">
+#a::first-letter {float: right; }
+</style>
+
+<script xmlns="http://www.w3.org/1999/xhtml">
+function doe() {
+document.getElementById('a').style.direction = 'rtl';
+document.getElementById('b').style.direction = 'ltr';
+}
+setTimeout(doe, 100);
+</script>
+
+</window>