LayoutTests/fast/inline/line-clamp-discarded-content-assert.html

<style>
.flex-box {
  display: flex;
}
.flex-item {
  width: 10px;
  line-clamp: 1;
}
.content {
  display: inline-block;
  width: 10px;
  height: 10px;
}
</style>
<div class=flex-box><div class=flex-item>PASS if no crash.<div class=content></div>
<script>
if (window.testRunner)
  testRunner.dumpAsText();
</script>