[Emacs-diffs] Changes to emacs/lisp/emacs-lisp/bytecomp.el,v

[Glenn Morris]

CVSROOT:        /sources/emacs
Module name:    emacs
Changes by:     Glenn Morris <gm>       07/04/10 03:54:37

Index: bytecomp.el
===================================================================
RCS file: /sources/emacs/emacs/lisp/emacs-lisp/bytecomp.el,v
retrieving revision 2.196
retrieving revision 2.197
diff -u -b -r2.196 -r2.197
--- bytecomp.el 26 Mar 2007 03:30:53 -0000      2.196
+++ bytecomp.el 10 Apr 2007 03:54:36 -0000      2.197
@@ -3148,6 +3148,7 @@
 
 ;; more complicated compiler macros
 
+(byte-defop-compiler char-before)
 (byte-defop-compiler list)
 (byte-defop-compiler concat)
 (byte-defop-compiler fset)
@@ -3159,6 +3160,13 @@
 (byte-defop-compiler19 (/ byte-quo) byte-compile-quo)
 (byte-defop-compiler19 nconc)
 
+(defun byte-compile-char-before (form)
+  (cond ((= 2 (length form))
+         (byte-compile-form `(char-after (1- ,(nth 1 form)))))
+        ((= 1 (length form))
+         (byte-compile-form '(char-after (1- (point)))))
+        (t (byte-compile-subr-wrong-args form "0-1"))))
+
 (defun byte-compile-list (form)
   (let ((count (length (cdr form))))
     (cond ((= count 0)