LayoutTests/fast/regions/detaching-regions-with-anonymous-blocks.html - WebKit - Git at Google

 <!doctype html>
 <html>
     <head>

         <script type="text/javascript">
             if(window.testRunner)
                 window.testRunner.dumpAsText();

             window.addEventListener("load",function(){
                 // This previously caused the ASSERT to be hit.
                 var parentNode = document.body.parentNode;
                 parentNode.removeChild(document.body);

                 // Display the human readable test result.
                 var body = document.createElement("body");
                 parentNode.appendChild(body);
                 body.innerHTML = "<p>Bug <a href=\"https://bugs.webkit.org/show_bug.cgi?id=104517\">104517</a>: [CSSRegions] Assertion failure in Node::detach (!renderer || renderer->inRenderFlowThread())</p> <p>This test PASSES if it does not CRASH or ASSERT.</p>";
             });
         </script>

     </head>

     <body>
         <div style="-webkit-flow-into: flow;">
             <span>
                 a <p>b</p> a
             </span>
         </div>
         <div id="region" style="-webkit-flow-from:flow;"></div>
     </body>
 </html>
	<!doctype html>
	<html>
	<head>

	<script type="text/javascript">
	if(window.testRunner)
	window.testRunner.dumpAsText();

	window.addEventListener("load",function(){
	// This previously caused the ASSERT to be hit.
	var parentNode = document.body.parentNode;
	parentNode.removeChild(document.body);

	// Display the human readable test result.
	var body = document.createElement("body");
	parentNode.appendChild(body);
	body.innerHTML = "<p>Bug <a href=\"https://bugs.webkit.org/show_bug.cgi?id=104517\">104517</a>: [CSSRegions] Assertion failure in Node::detach (!renderer \|\| renderer->inRenderFlowThread())</p> <p>This test PASSES if it does not CRASH or ASSERT.</p>";
	});
	</script>

	</head>

	<body>
	<div style="-webkit-flow-into: flow;">
	<span>
	a <p>b</p> a
	</span>
	</div>
	<div id="region" style="-webkit-flow-from:flow;"></div>
	</body>
	</html>