| <!DOCTYPE html> | |
| <style>#el0::first-letter, #el0:first-child { height: 10px; }</style> | |
| This test passes if it doesn't crash. | |
| <div id='container' contentEditable><a><img><div id="el0" style="display: inline-flex"><pre></pre></div></a></div> | |
| <script> | |
| if (window.testRunner) | |
| testRunner.dumpAsText(); | |
| document.querySelector('pre').textContent = 'AA\u0605'; | |
| window.getSelection().selectAllChildren(document.getElementById('container')); | |
| document.execCommand('FormatBlock', false, '<h1>'); | |
| </script> |