<!DOCTYPE html>
<div id=flexbox style="-webkit-box-orient: vertical; -webkit-line-clamp: 1; display: -webkit-box; background-color: salmon; overflow:hidden">
    <span>AAA </span><a href=#>X</a>
</div>
<script>
document.body.offsetTop;
// If the page doesn't crash under AddressSanitizer, then the test passes.
if (window.testRunner)
    testRunner.dumpAsText();
</script>
<style>
body {
    -webkit-column-width: 50px;
    -webkit-column-count: 12;
}
</style>