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[18.189.26.125]) by smtp.gmail.com with ESMTPSA id a21sm2043901qka.36.2017.03.28.16.42.02 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 28 Mar 2017 16:42:02 -0700 (PDT) X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x X-Mailman-Approved-At: Tue, 28 Mar 2017 22:39:46 -0400 X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 208.118.235.43 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.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.org gmane.emacs.bugs:131043 Archived-At: Hi all, Based on the docs, the three following forms should yield the same results: (format-mode-line `(:propertize #("AB" 1 2 (x 0)) y 0)) (format-mode-line `(:propertize ("A" #("B" 0 1 (x 0))) y 0)) (format-mode-line '(:propertize ("A" (:propertize "B" x 0)) y 0)) But they don't: (format-mode-line `(:propertize #("AB" 1 2 (x 0)) y 0)) => #("AB" 0 2 (y 0)) ;; x 0 is dropped (format-mode-line '(:propertize ("A" (:propertize "B" x 0)) y 0)) ⇒ #("AB" 0 1 (y 0) 1 2 (x 0)) ;; y 0 is dropped on 1..2 (format-mode-line `(:propertize ("A" #("B" 0 1 (x 0))) y 0)) ⇒ #("AB" 0 1 (y 0) 1 2 (y 0 x 0)) ;; Seems right Am I misreading the docs? Clément.