1 files changed, 27 insertions, 0 deletions

diff --git a/layout/generic/crashtests/1505817.html b/layout/generic/crashtests/1505817.html
new file mode 100644
index 0000000000..185a210514
--- /dev/null
+++ b/layout/generic/crashtests/1505817.html
@@ -0,0 +1,27 @@
+<style>
+  html {
+    word-spacing: calc(-47em + 255px);
+  }
+
+  * {
+    float: left;
+    column-count: 14;
+  }
+
+  *::first-letter {
+    -moz-margin-start: calc(25px*3);
+  }
+</style>
+<script>
+  function start() {
+    o1 = document.createElement('c')
+    audio = document.getElementById('audio_0')
+    audio.insertAdjacentText('beforebegin', 'Ù\n-†­ð†3ê')
+    audio.getClientRects()
+    audio.insertAdjacentElement('beforebegin', o1)
+    audio.getClientRects()
+  }
+
+  window.addEventListener('load', start)
+</script>
+<audio id="audio_0" muted>