Resurrect highlighting of repeated words by Flyspell Mode

* lisp/textmodes/flyspell.el (flyspell-word): Leave some non-word
characters between point and the doublon candidate, so that
flyspell-word-search-backward finds it.  (Bug#21157)

1 files changed, 2 insertions, 1 deletions

diff --git a/lisp/textmodes/flyspell.el b/lisp/textmodes/flyspell.el
index 2329f29bdca..e0749180611 100644
--- a/lisp/textmodes/flyspell.el
+++ b/lisp/textmodes/flyspell.el
@@ -1119,7 +1119,8 @@ misspelling and skips redundant spell-checking step."
                    (let* ((bound
                            (- start
                               (- end start)
-                              (- (skip-chars-backward " \t\n\f"))))
+                              (- (save-excursion
+                                   (skip-chars-backward " \t\n\f")))))
                           (p (when (>= bound (point-min))
                                (flyspell-word-search-backward word bound t))))
                      (and p (/= p start)))))