diff -w GNU/complete.el Fixed/complete.el
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< 		  ;; Retain capitalization of user input even if
< 		  ;; completion-ignore-case is set.
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>                                            (or
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< 					       (downcase (following-char))))
< 				      ;; same char (modulo case); no action
< 				      (forward-char 1)
< 				    (if (and (< (point) end)
---
>                                                 (downcase (following-char)))
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< 							PC-delims-list)))
---
>                                                        PC-delims-list))))
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>                                       ;; or input char by prefix char
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< 					(setq end (1+ end)))))
---
>                                       (setq end (1+ end))))