0.9.2.43:

[sbcl.git] / contrib / sb-rotate-byte / rotate-byte.lisp

diff --git a/contrib/sb-rotate-byte/rotate-byte.lisp b/contrib/sb-rotate-byte/rotate-byte.lisp
index 9e947fd..2861359 100644 (file)
--- a/contrib/sb-rotate-byte/rotate-byte.lisp
+++ b/contrib/sb-rotate-byte/rotate-byte.lisp
@@ -9,15 +9,15 @@ contains the bits of INTEGER."
 
 (defun %rotate-byte (count size pos integer)
   (let ((count (nth-value 1 (round count size)))
-       (mask (1- (ash 1 size))))
+        (mask (1- (ash 1 size))))
     (logior (logand integer (lognot (ash mask pos)))
-           (let ((field (logand (ash mask pos) integer)))
-             (logand (ash mask pos)
-                     (if (> count 0)
-                         (logior (ash field count)
-                                 (ash field (- count size)))
-                         (logior (ash field count)
-                                 (ash field (+ count size)))))))))
+            (let ((field (logand (ash mask pos) integer)))
+              (logand (ash mask pos)
+                      (if (> count 0)
+                          (logior (ash field count)
+                                  (ash field (- count size)))
+                          (logior (ash field count)
+                                  (ash field (+ count size)))))))))
 
 (defun %unsigned-32-rotate-byte (count integer)
   ;; inhibit transforms