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bug#39919: 26.3; Incorrect byte-compiler warning

From: Richard Stallman
Subject: bug#39919: 26.3; Incorrect byte-compiler warning
Date: Fri, 06 Mar 2020 23:23:02 -0500

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  > Hmm, no, actually, there were already two old bug reports about this
  > issue: bug#16206 and 31232.  The RESULT argument of `dotimes' had been
  > deprecated as a result of that discussion.

I can't easily obtain that discussion.  Perhaps that discussion
turned up some other reason to deprecated that argument.  But if it
was solely to avoid these warnings, I am surprised it is hard.

Does this patch fix the problem?

diff -u /home/rms/emacs-git/build-oct-2/lisp/subr.el.\~1\~ 
--- /home/rms/emacs-git/build-oct-2/lisp/subr.el.~1~    2019-10-02 
11:07:09.046065358 -0400
+++ /home/rms/emacs-git/build-oct-2/lisp/subr.el        2020-03-06 
19:31:20.053693281 -0500
@@ -281,7 +281,7 @@
                (setq ,counter (1+ ,counter)))
              ,@(if (cddr spec)
                    ;; FIXME: This let often leads to "unused var" warnings.
-                   `((let ((,(car spec) ,counter)) ,@(cddr spec))))))
+                   `((let ((,(car spec) ,counter)) ,(car spec) ,@(cddr 
       `(let ((,temp ,end)
              (,(car spec) ,start))
          (while (< ,(car spec) ,temp)

Diff finished.  Fri Mar  6 19:34:23 2020

Dr Richard Stallman
Chief GNUisance of the GNU Project (https://gnu.org)
Founder, Free Software Foundation (https://fsf.org)
Internet Hall-of-Famer (https://internethalloffame.org)

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