| <!DOCTYPE html> | |
| <body> | |
| <iframe id="i"></iframe> | |
| <script> | |
| let e = i.contentDocument.createElement("embed"); | |
| i.contentDocument.body.appendChild(e); | |
| i.remove(); | |
| // These should not crash. | |
| e.tryToGetAnAttribute; | |
| e.tryToSetAnAttribute = "foo"; | |
| </script> | |
| </body> |