From 17712c0f233a2a8a19962015cbb0633ab06ae6a3 Mon Sep 17 00:00:00 2001
From: yamaoka <yamaoka>
Date: Fri, 3 Dec 1999 12:32:03 +0000
Subject: [PATCH] (char-before): Use compiler macro instead of byte-optimizer.
 (char-after): Comment out the byte-optimization.

---
 lisp/dgnushack.el |   16 +++++++---------
 1 file changed, 7 insertions(+), 9 deletions(-)

diff --git a/lisp/dgnushack.el b/lisp/dgnushack.el
index 8938d3f..cdedb1b 100644
--- a/lisp/dgnushack.el
+++ b/lisp/dgnushack.el
@@ -125,20 +125,18 @@
     (char-after)
   (wrong-number-of-arguments
    ;; Optimize byte code for `char-after'.
-   (put 'char-after 'byte-optimizer 'byte-optimize-char-after)
-   (defun byte-optimize-char-after (form)
-     (if (null (cdr form))
-	 '(char-after (point))
-       form))
+;;;   (put 'char-after 'byte-optimizer 'byte-optimize-char-after)
+;;;   (defun byte-optimize-char-after (form)
+;;;     (if (null (cdr form))
+;;;	 '(char-after (point))
+;;;       form))
    (byte-defop-compiler char-after 0-1)))
 
 (condition-case nil
     (char-before)
   (wrong-number-of-arguments
-   ;; Optimize byte code for `char-before'.
-   (put 'char-before 'byte-optimizer 'byte-optimize-char-before)
-   (defun byte-optimize-char-before (form)
-     (if (null (cdr form))
+   (define-compiler-macro char-before (&whole form &optional pos)
+     (if (null pos)
 	 '(char-before (point))
        form))))
 
-- 
1.7.10.4