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)

diff --git a/lisp/textmodes/flyspell.el b/lisp/textmodes/flyspell.el
index 2329f29bdcac6a28a20513e4f4a091473fcbbef1..e07491806116ca9ceefc824c57949bca9752d263 100644 (file)
--- 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)))))