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envelope-from=mattiase@acm.org; helo=mail56c50.megamailservers.eu X-Spam_score_int: -11 X-Spam_score: -1.2 X-Spam_bar: - X-Spam_report: (-1.2 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, SPF_HELO_NONE=0.001, SPF_SOFTFAIL=0.665 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:224221 Archived-At: Fchar_syntax and the bytecode Bchar_syntax differ: Fchar_syntax calls SETUP_BUFFER_SYNTAX_TABLE. Bchar_syntax does not. Bchar_syntax converts arguments to multibyte. Fchar_syntax does not. The last property can be used to get different behaviour: (let ((cs (byte-compile (lambda (x) (char-syntax x))))) (with-temp-buffer (let ((st (make-syntax-table))) (set-buffer-multibyte nil) (modify-syntax-entry 128 "_" st) (set-syntax-table st) (list (funcall cs 128) (char-syntax 128))))) -> (119 95) Not sure how to expose the presence or absence of = SETUP_BUFFER_SYNTAX_TABLE. Suggestions? And, most importantly, what would be the correct code? (I suppose char-syntax is rare enough that we could call Fchar_syntax = from Bchar_syntax and thus avoid any future divergence.)