From: Glenn Morris <rgm@gnu.org>
Date: Tue, 10 Apr 2007 03:55:17 +0000 (+0000)
Subject: Markus Triska  <markus.triska at gmx.at>:
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Markus Triska  <markus.triska at gmx.at>:

(byte-optimize-char-before): Remove (move to bytecomp.el as
byte-compile-char-before).
---

diff --git a/lisp/emacs-lisp/byte-opt.el b/lisp/emacs-lisp/byte-opt.el
index 5215e6e9db7..a6e4d8a91e0 100644
--- a/lisp/emacs-lisp/byte-opt.el
+++ b/lisp/emacs-lisp/byte-opt.el
@@ -1137,14 +1137,6 @@
 	 '(forward-word -1))
 	(t form)))
 
-(put 'char-before 'byte-optimizer 'byte-optimize-char-before)
-(defun byte-optimize-char-before (form)
-  (cond ((= 2 (safe-length form))
-	 `(char-after (1- ,(nth 1 form))))
-	((= 1 (safe-length form))
-	 '(char-after (1- (point))))
-	(t form)))
-
 ;; Fixme: delete-char -> delete-region (byte-coded)
 ;; optimize string-as-unibyte, string-as-multibyte, string-make-unibyte,
 ;; string-make-multibyte for constant args.