Fixed yet another problem that caused the html5lib tree builder to

  create a disconnected parse tree. [bug=1237763]

1 files changed, 6 insertions, 0 deletions

diff --git a/bs4/builder/_html5lib.py b/bs4/builder/_html5lib.py
index 7de36ae..6446c2e 100644
--- a/bs4/builder/_html5lib.py
+++ b/bs4/builder/_html5lib.py
@@ -161,6 +161,12 @@ class Element(html5lib.treebuilders._base.Node):
             # immediately after the parent, if it has no children.)
             if self.element.contents:
                 most_recent_element = self.element._last_descendant(False)
+            elif self.element.next_element is not None:
+                # Something from further ahead in the parse tree is
+                # being inserted into this earlier element. This is
+                # very annoying because it means an expensive search
+                # for the last element in the tree.
+                most_recent_element = self.soup._last_descendant()
             else:
                 most_recent_element = self.element