Fix #2561: Info builder crashes when a footnote contains a link

Author: tk0miya

CHANGES

@@ -61,6 +61,7 @@ Bugs fixed
 * ``sphinx.ext.intersphinx`` crashes if non-string value is used for key of `intersphinx_mapping`
 * #2518: `intersphinx_mapping` disallows non alphanumeric keys
 * #2558: unpack error on devhelp builder
+* #2561: Info builder crashes when a footnote contains a link
 
 
 Release 1.4.1 (released Apr 12, 2016)

sphinx/writers/texinfo.py

@@ -650,7 +650,7 @@ def visit_target(self, node):
                     self.next_section_ids.add(node['refid'])
                 self.next_section_ids.update(node['ids'])
                 return
-        except IndexError:
+        except (IndexError, AttributeError):
             pass
         if 'refuri' in node:
             return